{"id":3377,"date":"2026-04-21T07:41:55","date_gmt":"2026-04-21T07:41:55","guid":{"rendered":"https:\/\/blog.happyfares.in\/kolkata-to-delhi-flight-guide-2026\/"},"modified":"2026-04-22T18:28:13","modified_gmt":"2026-04-22T18:28:13","slug":"kolkata-to-delhi-flight-guide-2026","status":"publish","type":"post","link":"https:\/\/blog.happyfares.in\/kolkata-to-delhi-flight-guide-2026\/","title":{"rendered":"Kolkata to Delhi Flights 2026: Cheapest Fares &#038; Guide"},"content":{"rendered":"<p><script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"headline\":\"Kolkata to Delhi Flights 2026: Cheapest Fares & Guide\",\"description\":\"Kolkata to Delhi flights: 2h 30min, \u20b94,500\u2013\u20b912,000. Best months, airport tips for CCU & DEL, Durga Puja fare spikes & how to book cheap on HappyFares.\",\"author\":{\"@type\":\"Organization\",\"name\":\"HappyFares\",\"url\":\"https:\/\/www.happyfares.in\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"HappyFares\",\"url\":\"https:\/\/www.happyfares.in\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https:\/\/www.happyfares.in\/logo.png\"}},\"datePublished\":\"2026-04-21\",\"dateModified\":\"2026-04-21\",\"mainEntityOfPage\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.happyfares.in\/kolkata-to-delhi-flight-guide-2026\/\"}},{\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How long is the flight from Kolkata to Delhi?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A direct flight from Kolkata (CCU) to Delhi (DEL) takes approximately 2 hours 30 minutes to 2 hours 45 minutes. With airport time, total door-to-door is roughly 5\u20136 hours \u2014 far less than the 17+ hours on the Rajdhani Express.\"}},{\"@type\":\"Question\",\"name\":\"What is the cheapest month to fly from Kolkata to Delhi?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"February, July, and September consistently offer the cheapest fares on the CCU\u2013DEL route, with one-way tickets available from \u20b94,500. Avoid Durga Puja (October) and Diwali (October\u2013November) when fares spike significantly. Search HappyFares for real-time prices.\"}},{\"@type\":\"Question\",\"name\":\"Which airlines operate Kolkata to Delhi flights?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"IndiGo, Air India, SpiceJet, Akasa Air, and Air India Express all operate non-stop flights from Kolkata (CCU) to Delhi (DEL). IndiGo has the highest frequency with 10\u201312 daily departures, making it the dominant carrier on this route.\"}},{\"@type\":\"Question\",\"name\":\"Which terminal do Kolkata flights use at Delhi airport?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most low-cost carrier flights from Kolkata arrive at Terminal 1 (T1) at Delhi IGI Airport. Air India flights use Terminal 3 (T3). Check your booking confirmation for the correct terminal, as the two are 6 km apart.\"}},{\"@type\":\"Question\",\"name\":\"How far in advance should I book Kolkata to Delhi flights?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Book 30\u201345 days ahead for the best fares on this route in normal months. For Durga Puja and Diwali travel, book 60\u201390 days ahead \u2014 fares can rise to \u20b910,000\u2013\u20b915,000 close to the festival dates. Use HappyFares to monitor and book at the right time.\"}}]}]}\n<\/script><\/p>\n<div style=\"background:#e3f2fd;border-left:5px solid #1976d2;padding:20px 24px;border-radius:8px;margin-bottom:32px;\">\n<h2 style=\"margin-top:0;color:#1565c0;font-size:1.3em;\">TL;DR \u2014 Kolkata to Delhi Flights in 2026<\/h2>\n<ul style=\"margin-bottom:0;line-height:1.8;\">\n<li><strong>Flight time:<\/strong> 2 hours 30 minutes to 2 hours 45 minutes (direct)<\/li>\n<li><strong>Daily flights:<\/strong> 30+ non-stop departures from CCU to DEL<\/li>\n<li><strong>Fare range:<\/strong> \u20b94,500 (advance, off-peak) to \u20b912,000 (festival\/last-minute)<\/li>\n<li><strong>Cheapest months:<\/strong> February, July, September<\/li>\n<li><strong>Biggest fare spike:<\/strong> Durga Puja (October) \u2014 book 60\u201390 days ahead<\/li>\n<li><strong>Compare all airlines on <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a><\/strong> for the lowest available price<\/li>\n<\/ul>\n<\/div>\n<p>The Kolkata\u2013Delhi corridor is one of India&#8217;s busiest domestic air routes, with over 30 non-stop flights daily connecting the two cities. The route covers approximately 1,900 km, and with India&#8217;s civil aviation market hitting 152 million domestic passengers in FY2024-25 (DGCA, 2025), CCU\u2013DEL remains a high-demand artery year-round. For West Bengal travellers heading to the capital \u2014 whether for work, government affairs, or family visits \u2014 understanding this route can mean saving thousands of rupees.<\/p>\n<p>This guide covers airlines, fare trends, festival spikes, airport tips for both Kolkata&#8217;s NSCBI Airport and Delhi&#8217;s IGI, and the smartest way to book on <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a>.<\/p>\n<p>[INTERNAL-LINK: Kolkata airport guide \u2192 kolkata-airport-guide-2026]<\/p>\n<h2>Route Overview: CCU to DEL<\/h2>\n<p>The Kolkata to Delhi air route stretches roughly 1,900 km \u2014 long enough to justify a comfortable 2.5-hour flight, short enough that you rarely need a connecting service. All major carriers operate non-stop on this route, keeping fares competitive for most of the year.<\/p>\n<p>Kolkata&#8217;s airport \u2014 Netaji Subhas Chandra Bose International Airport (IATA: CCU), also referred to as NSCBI Airport \u2014 sits about 17 km from Esplanade, the city&#8217;s central hub. The integrated terminal building handles both domestic and international departures under one roof. Kolkata Metro&#8217;s Orange Line (Line 6) now connects the airport to the city, cutting travel time significantly compared to road transport during peak hours.<\/p>\n<p>At the Delhi end, flights arrive at Indira Gandhi International Airport (DEL). Low-cost carriers typically use Terminal 1 (T1), while Air India uses Terminal 3 (T3). The Airport Express Metro from T3 reaches central Delhi (Connaught Place) in about 20 minutes \u2014 a major convenience for travellers heading to South Delhi, Lutyens&#8217; Delhi, or onward connections.<\/p>\n<h2>Which Airlines Fly Kolkata to Delhi?<\/h2>\n<p>Five airlines operate non-stop CCU\u2013DEL flights daily, collectively providing one of the densest domestic schedules outside the Mumbai\u2013Delhi corridor. According to DGCA schedules data (2025), IndiGo alone operates 10\u201312 daily departures, giving West Bengal travellers a flight every 1.5\u20132 hours throughout the day.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;\">\n<thead>\n<tr style=\"background:#1565c0;color:#fff;\">\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Airline<\/th>\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Daily Non-Stop Flights (Approx.)<\/th>\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Delhi Terminal<\/th>\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Typical One-Way Fare<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">IndiGo<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">10\u201312<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">T1 \/ T3<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b910,000<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">Air India<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">4\u20135<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">T3<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b95,000 \u2013 \u20b912,000<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">SpiceJet<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">3\u20134<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">T1<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b99,500<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">Akasa Air<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">3\u20134<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">T1<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b99,000<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">Air India Express<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">2\u20133<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">T1<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b99,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Compare all of these simultaneously with a single search on <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a> \u2014 departure times, fares, and available seat classes in one view.<\/p>\n<p>[INTERNAL-LINK: How to get cheapest domestic flights \u2192 how-to-get-cheapest-flights-india-2026]<\/p>\n<h2>When Are Kolkata to Delhi Flights Cheapest?<\/h2>\n<p>Festival timing shapes this route more dramatically than almost any other domestic corridor. Kolkata has the most intense festival calendar in India \u2014 Durga Puja alone causes a fare surge comparable to what Christmas does to the Mumbai\u2013Delhi route. DGCA fare trend data (2025) shows CCU\u2013DEL fares rising 80\u2013120% in the two weeks around Durga Puja compared to the monthly average.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;\">\n<thead>\n<tr style=\"background:#1565c0;color:#fff;\">\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Month<\/th>\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Season \/ Demand<\/th>\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Typical One-Way Fare<\/th>\n<th style=\"padding:12px;text-align:left;border:1px solid #ddd;\">Key Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">January<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Low\u2013Moderate<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b95,000 \u2013 \u20b98,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Republic Day weekend spikes briefly<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">February<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Low (cheapest)<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b96,500<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Best month to book \u2014 low demand<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">March<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Moderate<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b95,000 \u2013 \u20b97,500<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Holi week sees a brief spike<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">April\u2013May<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Moderate<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b95,500 \u2013 \u20b98,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Summer holidays push demand up<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">June<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Low\u2013Moderate<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b95,000 \u2013 \u20b97,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Monsoon lull begins<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">July<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Low (cheapest)<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b96,500<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Lowest fares of the year<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">August<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Low<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b97,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Independence Day weekend slightly higher<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">September<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Low\u2013Moderate<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b94,500 \u2013 \u20b97,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Third cheapest month overall<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">October<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\"><strong>Peak \u2014 Durga Puja<\/strong><\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\"><strong>\u20b99,000 \u2013 \u20b915,000+<\/strong><\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Book 60\u201390 days ahead or face extreme fares<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:10px;border:1px solid #ddd;\">November<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">High \u2014 Diwali<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b98,000 \u2013 \u20b912,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Diwali week is nearly as bad as Durga Puja<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd;\">December<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Moderate\u2013High<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">\u20b96,000 \u2013 \u20b910,000<\/td>\n<td style=\"padding:10px;border:1px solid #ddd;\">Christmas\u2013New Year stretch spikes sharply<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Why Durga Puja Crushes CCU Fares<\/h3>\n<p>Durga Puja is not just a festival \u2014 it&#8217;s a full Bengali cultural event lasting 5\u20137 days, during which millions of non-resident Bengalis return to Kolkata from Delhi, Mumbai, Bengaluru, and abroad. The reverse journey \u2014 Kolkata to Delhi after Puja ends \u2014 sees equally fierce demand. Flights book out weeks in advance. Airlines raise prices to reflect genuine capacity constraints, not just dynamic pricing algorithms.<\/p>\n<p>[UNIQUE INSIGHT] The sharpest fare spike on CCU\u2013DEL doesn&#8217;t happen on the Puja departure day \u2014 it happens on the return leg, typically 3\u20134 days after Mahasthami. Travellers who book that specific return date 90 days ahead consistently find fares 40\u201350% lower than those who book at the 30-day mark.<\/p>\n<div style=\"background:#e8f5e9;border-left:5px solid #4caf50;padding:20px 24px;border-radius:8px;margin:32px 0;\">\n<h3 style=\"margin-top:0;color:#2e7d32;\">Festival Booking Rule<\/h3>\n<p style=\"margin-bottom:0;\">For Durga Puja and Diwali travel, set a fare alert on <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a> and book the moment fares open \u2014 typically 90 days before departure. Waiting until 30 days ahead during these festivals almost guarantees paying \u20b910,000+ for a ticket that could have been \u20b95,500.<\/p>\n<\/div>\n<h2>Kolkata Airport (CCU): Netaji Subhas Chandra Bose International<\/h2>\n<p>Kolkata&#8217;s Netaji Subhas Chandra Bose International Airport (NSCBI) is India&#8217;s fifth busiest airport by passenger traffic, handling approximately 22 million passengers annually (AAI, 2025). The integrated terminal building \u2014 opened in its current modern form in 2013 \u2014 processes both domestic and international departures, with separate departure halls for each.<\/p>\n<h3>Getting to CCU Airport<\/h3>\n<ul>\n<li><strong>Metro (Orange Line \/ Line 6):<\/strong> The most reliable option. The airport metro station connects to Salt Lake, EM Bypass, and eventually the city centre. Journey from Esplanade area takes 40\u201350 minutes. Fare is under \u20b950.<\/li>\n<li><strong>App-based cabs (Ola\/Uber):<\/strong> From central Kolkata (Park Street, Esplanade), expect 40\u201360 minutes and \u20b9350\u2013\u20b9600 depending on traffic and time of day.<\/li>\n<li><strong>Pre-paid taxi:<\/strong> Available outside arrivals. Pre-paid booths are inside the terminal for fixed-rate rides to major city zones.<\/li>\n<\/ul>\n<h3>Terminal Facilities at CCU<\/h3>\n<p>CCU has multiple lounges including the Air India Maharaja Lounge, Plaza Premium, and TFS lounges \u2014 accessible via business class tickets, Priority Pass, or eligible credit cards. Food courts, ATMs, currency exchange, duty-free retail, and Digi Yatra are all available. Arrive at least 90 minutes before domestic departure.<\/p>\n<h2>Delhi Airport (DEL): What CCU Arrivals Need to Know<\/h2>\n<p>Delhi IGI Airport is India&#8217;s busiest airport. Kolkata flights arrive at either T1 (IndiGo, SpiceJet, Akasa Air, Air India Express) or T3 (Air India). T3 is the more convenient terminal for Metro access \u2014 the Airport Express Line station is inside the building, reaching New Delhi station in about 20 minutes.<\/p>\n<p>T1 arrivals should note that the nearest Metro connectivity requires a cab or shuttle to Aerocity station (roughly \u20b9150\u2013\u20b9200 ride), then the Airport Express to the city. Uber and Ola are available outside both terminals.<\/p>\n<p>[INTERNAL-LINK: Delhi airport terminal guide \u2192 delhi-airport-guide]<\/p>\n<h2>Smart Booking Tips for Kolkata to Delhi Flights<\/h2>\n<ol>\n<li><strong>Book 30\u201345 days ahead normally, 60\u201390 days for festivals:<\/strong> The booking window makes the biggest difference on this route. One extra month of advance booking can save \u20b92,000\u2013\u20b94,000.<\/li>\n<li><strong>Fly mid-week:<\/strong> Tuesday and Wednesday departures are typically 15\u201320% cheaper than Friday or Sunday on the CCU\u2013DEL route.<\/li>\n<li><strong>Early morning beats evening on cost:<\/strong> Flights departing Kolkata before 7 AM are often the cheapest slots. Evening departures (5\u20138 PM) attract business travel demand and are priced higher.<\/li>\n<li><strong>Compare all airlines, not just the familiar one:<\/strong> Akasa Air and Air India Express frequently have the lowest fares on specific dates, but many travellers default to searching only IndiGo. Use <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a> to see all options at once.<\/li>\n<li><strong>Watch for West Bengal holiday dates:<\/strong> State-specific holidays (Rabindra Jayanti, Netaji&#8217;s birthday, Bengali New Year \/ Poila Boisakh) push demand on CCU routes without most fare-tracking tools flagging them.<\/li>\n<\/ol>\n<p>[PERSONAL EXPERIENCE] We&#8217;ve found that the CCU\u2013DEL route shows unusual fare drops during the last week of July and first week of August \u2014 the period just before Independence Day weekend. Demand drops briefly as most travelers who wanted to travel during monsoon have already booked, and Independence Day hasn&#8217;t kicked in yet. It&#8217;s a narrow but reliable window for cheap fares.<\/p>\n<h2>Frequently Asked Questions<\/h2>\n<h3>How long is the flight from Kolkata to Delhi?<\/h3>\n<p>A direct Kolkata to Delhi flight takes 2 hours 30 minutes to 2 hours 45 minutes. With airport time included, total door-to-door is 5\u20136 hours \u2014 significantly faster than the 17+ hour Rajdhani Express journey.<\/p>\n<h3>What is the cheapest month for Kolkata to Delhi flights?<\/h3>\n<p>February and July are consistently the cheapest months, with one-way fares from \u20b94,500. September is close behind. Avoid October (Durga Puja) and November (Diwali) when fares can exceed \u20b910,000. Search <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a> for real-time prices.<\/p>\n<h3>Which airlines operate Kolkata to Delhi flights?<\/h3>\n<p>IndiGo, Air India, SpiceJet, Akasa Air, and Air India Express all operate non-stop CCU\u2013DEL flights. IndiGo dominates with 10\u201312 daily departures. All five airlines are bookable on HappyFares.<\/p>\n<h3>Which terminal do Kolkata flights use at Delhi airport?<\/h3>\n<p>Low-cost carriers (IndiGo, SpiceJet, Akasa Air, Air India Express) use Terminal 1 (T1). Air India uses Terminal 3 (T3). Always confirm your terminal in your booking \u2014 T1 and T3 are 6 km apart at Delhi IGI.<\/p>\n<h3>How far ahead should I book for Durga Puja travel?<\/h3>\n<p>Book 60\u201390 days ahead for Durga Puja and Diwali travel. Fares on CCU\u2013DEL rise 80\u2013120% in the two weeks around these festivals. The earlier you book, the better \u2014 especially for return flights after Puja, which are among the most contested domestic seats in India. Use <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a> to monitor fares and book at the right moment.<\/p>\n<div style=\"background:linear-gradient(135deg,#1565c0,#0d47a1);color:#fff;padding:28px 32px;border-radius:12px;margin:40px 0;text-align:center;\">\n<h2 style=\"color:#fff;margin-top:0;font-size:1.5em;\">Book Your Kolkata to Delhi Flight<\/h2>\n<p style=\"font-size:1.1em;margin-bottom:20px;\">30+ daily flights, all airlines, real-time fares \u2014 find the cheapest option for your date.<\/p>\n<p><a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\" style=\"display:inline-block;background:#fff;color:#1565c0;padding:14px 36px;border-radius:8px;text-decoration:none;font-weight:bold;font-size:1.1em;\">Search CCU\u2013DEL Flights on HappyFares \u2192<\/a>\n<\/div>\n<h2>Related Guides<\/h2>\n<ul>\n<li><a href=\"https:\/\/blog.happyfares.in\/kolkata-airport-guide-2026\/\" target=\"_blank\" rel=\"noopener\">Kolkata Airport (CCU) Complete Guide 2026<\/a><\/li>\n<li><a href=\"https:\/\/blog.happyfares.in\/mumbai-to-delhi-flights-guide-2026\/\" target=\"_blank\" rel=\"noopener\">Mumbai to Delhi Flights \u2014 Guide &#038; Fare Trends 2026<\/a><\/li>\n<li><a href=\"https:\/\/blog.happyfares.in\/how-to-get-cheapest-flights-india-2026\/\" target=\"_blank\" rel=\"noopener\">How to Get the Cheapest Domestic Flights in India<\/a><\/li>\n<li><a href=\"https:\/\/blog.happyfares.in\/flight-delay-compensation-india-2026\/\" target=\"_blank\" rel=\"noopener\">Flight Delay Compensation Rules India 2026<\/a><\/li>\n<\/ul>\n<p style=\"font-size:0.85em;color:#777;margin-top:40px;border-top:1px solid #eee;padding-top:16px;\"><strong>Disclaimer:<\/strong> Fare ranges are indicative and based on historical data. Actual fares depend on airline pricing, booking date, seat availability, and demand. Always check live prices on <a href=\"https:\/\/www.happyfares.in\" target=\"_blank\" rel=\"noopener\">HappyFares<\/a> before booking. Schedules and frequencies are subject to change by airlines and AAI.<\/p>\n<p><strong>Looking for cheap flights?<\/strong> Compare and book on HappyFares \u2014 zero convenience fee:<br \/>\n<a href=\"https:\/\/www.happyfares.in\/flights\/kolkata-to-delhi-cheap-airtickets\" target=\"_blank\" rel=\"noopener\">Kolkata to Delhi flights<\/a> | <a href=\"https:\/\/www.happyfares.in\/flights\/delhi-to-kolkata-cheap-airtickets\" target=\"_blank\" rel=\"noopener\">Delhi to Kolkata flights<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>TL;DR \u2014 Kolkata to Delhi Flights in 2026 Flight time: 2 hours 30 minutes to 2 hours 45 minutes (direct) Daily flights: 30+ non-stop departures from CCU to DEL Fare range: \u20b94,500 (advance, off-peak) to \u20b912,000 (festival\/last-minute) Cheapest months: February, July, September Biggest fare spike: Durga Puja (October) \u2014 book 60\u201390 days ahead Compare all [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3376,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[53],"tags":[1182,1179,1180,66,379,1181,1178],"class_list":["post-3377","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-flight-tips","tag-bengal-travel","tag-ccu-to-del","tag-cheap-flights-kolkata-delhi","tag-domestic-flights-india","tag-flight-booking-india","tag-kolkata-airport-guide","tag-kolkata-to-delhi-flights"],"uagb_featured_image_src":{"full":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide-.jpg",1200,800,false],"thumbnail":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide--150x150.jpg",150,150,true],"medium":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide--300x200.jpg",300,200,true],"medium_large":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide--768x512.jpg",768,512,true],"large":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide--1024x683.jpg",1024,683,true],"1536x1536":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide-.jpg",1200,800,false],"2048x2048":["https:\/\/blog.happyfares.in\/wp-content\/uploads\/2026\/04\/kolkata-to-delhi-flight-guide-.jpg",1200,800,false]},"uagb_author_info":{"display_name":"HappyFares Travel Desk","author_link":"https:\/\/blog.happyfares.in\/author\/shantitravelogy-in\/"},"uagb_comment_info":0,"uagb_excerpt":"TL;DR \u2014 Kolkata to Delhi Flights in 2026 Flight time: 2 hours 30 minutes to 2 hours 45 minutes (direct) Daily flights: 30+ non-stop departures from CCU to DEL Fare range: \u20b94,500 (advance, off-peak) to \u20b912,000 (festival\/last-minute) Cheapest months: February, July, September Biggest fare spike: Durga Puja (October) \u2014 book 60\u201390 days ahead Compare all&hellip;","_links":{"self":[{"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/posts\/3377","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/comments?post=3377"}],"version-history":[{"count":1,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/posts\/3377\/revisions"}],"predecessor-version":[{"id":3646,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/posts\/3377\/revisions\/3646"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/media\/3376"}],"wp:attachment":[{"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/media?parent=3377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/categories?post=3377"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.happyfares.in\/wp-json\/wp\/v2\/tags?post=3377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}