TL;DR — Bangalore to Kolkata Flights in 2026
- Flight time: 2 hours 20 minutes to 2 hours 40 minutes (direct)
- Daily flights: 6–10 non-stop flights from BLR to CCU
- Fare range: ₹5,000–₹8,500 (off-peak) to ₹10,000–₹14,000 (Durga Puja/Christmas)
- Peak alert: Book 45 days ahead for Durga Puja — seats fill fast
- Book on HappyFares to compare all airlines on this route
Bangalore and Kolkata are connected by more than just a flight path. Bengal’s IT-trained workforce has been migrating to Bangalore’s tech ecosystem for decades, creating one of India’s most consistent two-way travel corridors. Add cultural tourism, football fandom (Kolkata’s football culture draws visitors every season), and the explosive Durga Puja homecoming wave, and you have a route with predictable demand spikes and strong year-round traffic. The flight takes just 2 hours 30 minutes — compared to a 28–30 hour train journey on the best express.
This guide covers everything about Bangalore to Kolkata flights in 2026 — airlines, fares by season, airport guides for BLR and CCU, and the booking strategies that help you avoid overpaying.
[INTERNAL-LINK: Bangalore airport guide → bengaluru-terminal-2-guide-2026]
Route Overview: Bangalore (BLR) to Kolkata (CCU)
Kempegowda International Airport (BLR) in Bangalore connects to Netaji Subhas Chandra Bose International Airport (CCU) in Kolkata over a distance of roughly 1,870 kilometres. Block time averages 2 hours 25 minutes. Both airports are among India’s top-10 busiest, and the BLR–CCU sector is a meaningful domestic trunk route with reliable frequency throughout the day.
There are no direct trains that cover this distance in under 28 hours. This makes flying the practical choice for the vast majority of travellers on this route, especially those with time-sensitive itineraries.
[INTERNAL-LINK: Kolkata airport guide → kolkata-airport-guide-2026]
Which Airlines Fly from Bangalore to Kolkata?
Competition on this route is moderate — not as intense as metro-to-metro routes like Bangalore–Delhi, but enough to keep fares from becoming unreasonable for most of the year. Here is the airline breakdown for 2026:
| Airline | Daily Flights (Approx.) | Cabin Classes | Typical One-Way Fare |
|---|---|---|---|
| IndiGo | 4–6 | Economy, Stretch | ₹5,000 – ₹11,000 |
| Air India | 1–2 | Economy, Business | ₹6,000 – ₹14,000 |
| SpiceJet | 1–2 | Economy | ₹5,200 – ₹11,000 |
| Akasa Air | 1–2 | Economy | ₹5,000 – ₹10,500 |
Check all departure times and real-time prices across every airline on HappyFares before booking.
Who Travels This Route — and Why It Matters for Your Booking
Understanding the traveller mix on this route helps you predict when seats fill fast and fares spike.
IT Workforce Migration (Kolkata to Bangalore)
This is one of the most interesting asymmetries in Indian domestic aviation. The Kolkata-to-Bangalore direction is notably busier during IT hiring seasons — January and July — when fresh graduates and mid-career professionals from West Bengal move to Bengaluru’s tech corridor in Whitefield, Electronic City, and Sarjapur Road. The return direction (Bangalore to Kolkata) peaks during Durga Puja, Christmas, and long weekends. Knowing this pattern helps you book early for the right leg.
[UNIQUE INSIGHT]: Bengaluru has the second-largest Bengali expatriate population of any Indian city outside West Bengal. Community events — Durga Puja pandals in Bangalore itself, Rabindra Jayanti, and major football matches — also drive short-trip travel from Kolkata to Bangalore, creating demand spikes in both directions that casual observers often miss.
Cultural and Football Tourism
Kolkata is the heartland of Indian football. The East Bengal–Mohun Bagan derby (now operating under ISL as Mohun Bagan Super Giant vs East Bengal FC) draws fans from across the country, including Bengalis based in Bangalore. Match weekends in Kolkata see a visible spike in BLR–CCU bookings — and since these are weekend games, Friday flights sell out particularly fast.
Seasonal Fare Trends: When Is BLR–CCU Cheapest?
This route’s fare pattern is heavily shaped by the Bengali festive calendar. Durga Puja is the single biggest demand event of the year on this corridor.
| Period | Demand Level | Typical One-Way Fare | Booking Tip |
|---|---|---|---|
| January–February | Moderate | ₹5,500 – ₹9,000 | Book 21–30 days ahead |
| March–May | Low–Moderate | ₹5,000 – ₹8,000 | Best value window |
| June–August | Low | ₹5,000 – ₹7,500 | Monsoon discounts possible |
| September–early Oct | Rising fast | ₹7,000 – ₹12,000 | Book 45+ days ahead |
| Durga Puja (Oct) | Peak | ₹10,000 – ₹14,000 | Book 60 days ahead minimum |
| November | Moderate–High | ₹6,000 – ₹10,000 | Diwali spike mid-month |
| December–Christmas | High | ₹8,000 – ₹14,000 | Book 45–60 days ahead |
Durga Puja Booking Rule
If you are travelling during Durga Puja, treat the booking window as 60 days minimum — not 30. Flights in the week before and after Puja (Saptami to Bijoya Dashami) fill completely within days of becoming available. Search on HappyFares and book the moment you see a reasonable fare.
Kolkata Airport (CCU) Guide: Getting In and Around
Netaji Subhas Chandra Bose International Airport (IATA: CCU) sits about 15 kilometres northeast of central Kolkata in Dum Dum. The airport has a single integrated passenger terminal handling domestic and international operations.
Metro Orange Line — The Airport Rail Link
Kolkata’s Metro Line 6 (Orange Line) connects the airport to the broader Metro network. The airport Metro station sits adjacent to the terminal and links to Noapara, where passengers can transfer to the North–South Line to reach Park Street, Esplanade, or Howrah. Travel time from the airport to Park Street is approximately 50–60 minutes. The Metro is air-conditioned, inexpensive (around ₹30–₹50 for the full route), and runs from early morning to late evening.
Pre-Paid Taxis and App Cabs
Pre-paid taxi booths are available in the arrivals hall. Fares to central Kolkata (Park Street, Esplanade) typically run ₹400–₹600. Uber and Ola operate from CCU with pickup zones outside the arrivals exit. During Durga Puja and peak season, expect 20–30 minute waits for app cabs — book a pre-paid taxi if you are pressed for time.
Bangalore Airport (BLR) Departure Tips
Kempegowda International Airport has two terminals — Terminal 1 (T1) for most domestic operations and the newer Terminal 2 (T2), which opened in 2023 for select flights. Most BLR–CCU flights depart from T1. Check your terminal on the booking confirmation, as T1 and T2 are separate buildings connected by a shuttle.
The airport sits about 35 kilometres from central Bangalore. The Namma Metro Purple Line extension reaches Kempegowda Airport, significantly reducing travel time from the city. From Majestic (central hub), the Metro journey to the airport takes around 50–60 minutes and avoids Bangalore’s notorious traffic.
[INTERNAL-LINK: Bangalore T2 guide → bengaluru-terminal-2-guide-2026]
Smart Booking Tips for Bangalore to Kolkata Flights
- Book 21–45 days ahead for normal travel, 60 days for Durga Puja: This route can catch travellers off guard with how fast Puja-season inventory sells out. The 60-day rule is not an exaggeration.
- Mid-week departures save money: Tuesday and Wednesday flights are 15–20% cheaper than Friday departures on this route.
- Early morning slots have competitive fares: Flights departing before 7 AM from Bangalore typically cost 10–20% less than mid-morning departures.
- Compare all airlines on one screen: Search on HappyFares to see every carrier and departure time simultaneously — saves time and ensures you don’t miss a lower fare on a competing airline.
- Check connecting flights as a backup: On this route, a one-stop via Hyderabad or Chennai occasionally prices lower than direct. Factor in the extra travel time before booking.
Frequently Asked Questions
How long is the Bangalore to Kolkata flight?
A direct flight from Bangalore (BLR) to Kolkata (CCU) takes approximately 2 hours 20 minutes to 2 hours 40 minutes. There are 6–10 non-stop departures daily, spread from early morning to late evening.
What is the cheapest fare for Bangalore to Kolkata flights?
Off-peak fares (March–August) start around ₹5,000 one-way. During Durga Puja (October) and Christmas, fares can reach ₹14,000. Booking 21–30 days ahead on mid-week departures consistently delivers better pricing. Compare on HappyFares.
Which airlines fly non-stop from Bangalore to Kolkata?
IndiGo, Air India, SpiceJet, and Akasa Air all operate non-stop BLR–CCU flights. IndiGo has the highest frequency at 4–6 daily departures. Air India is the only full-service option with business class and complimentary meals.
How do I get from Kolkata airport to the city?
The Metro Orange Line (Line 6) connects CCU airport to the broader Kolkata Metro network. From the airport Metro station, you can reach central Kolkata in 50–60 minutes. Pre-paid taxis to Park Street or Esplanade cost ₹400–₹600. App cabs (Uber/Ola) are also available from the airport exit.
When are Bangalore to Kolkata flights most expensive?
Durga Puja (late September to early October) is the single most expensive period, with fares often hitting ₹10,000–₹14,000. Christmas and New Year are also expensive. For Puja travel, book at least 60 days in advance on HappyFares.
Book Your Bangalore to Kolkata Flight
Compare all airlines, all departures, and lock in the best price before Durga Puja seats sell out.
Related Guides
- Kolkata Airport Guide 2026 — CCU Terminal, Metro & Transport
- Bengaluru Airport Terminal 2 Guide 2026
- Bangalore to Delhi Flights Guide 2026
- How to Get the Cheapest Flights in India 2026
Disclaimer: Fare ranges are indicative and based on historical trends. Actual fares depend on the airline, booking date, demand, and availability. Always check current prices on HappyFares before booking. Schedules and terminal assignments are subject to change.
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