The Phnom Penh–Hanoi route is a popular intra-Southeast Asia air connection with a typical flight time of 1–3 hours. Low-cost carriers dominate this sector, making it one of the region's more affordable international routes. Indian travellers visiting multiple Southeast Asian destinations on a single trip frequently include this sector in their itinerary — and can book it directly on HappyFares.
Airlines on Phnom Penh–Hanoi Route
Compare all airlines flying Phnom Penh to Hanoi on HappyFares.
Search now to see current fares and availability.
Who Flies Phnom Penh to Hanoi?
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Regional Southeast Asian travellers
Thai, Vietnamese, Indonesian, and regional travellers form the largest segment on intra-SEA routes.
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Indian multi-destination tourists
A growing number of Indian tourists visit multiple Southeast Asian cities on a single trip, including this sector.
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Connecting passengers
Some travellers use regional hubs as connecting points for onward journeys across Asia and the Pacific.
Why Book Phnom Penh to Hanoi Flights on HappyFares?
✓No convenience fee on domestic routes — what you see is what you pay. Zero hidden booking charges.
✓Compare all airlines in one search — IndiGo, Air India, SpiceJet, Akasa Air, and international carriers, all in a single results page.
✓Instant e-ticket delivery — your ticket arrives in your inbox within seconds of payment. Verified booking, no waiting.
Booking Tips for Phnom Penh to Hanoi
1
Book 6–8 weeks ahead.
International fares to Hanoi are cheapest 6–8 weeks before travel. For peak periods, book 10–12 weeks ahead.
2
Fly mid-week for lower fares.
Tuesday and Wednesday departures are consistently cheaper than Friday and Sunday flights.
Flexible travellers can save 10–20% by shifting a day.
3
Set a price alert on HappyFares.
If you're not ready to book, track the Phnom Penh–Hanoi route and get notified when fares drop to your target price.
Best Time to Book Phnom Penh to Hanoi Flights
Cheapest Months
February–March, September–October
Most Expensive Periods
December–January, April (Thai/Khmer New Year)
Southeast Asia is best value in Feb–Mar (dry season, before peak). December–January sees highest fares due to Indian holiday travel.
Popular Flights from Phnom Penh
Explore other top destinations from Phnom Penh:
Popular Flights to Hanoi
Travellers flying to Hanoi also search from these cities:
Phnom Penh to Hanoi Flights — Frequently Asked Questions
How do I book Phnom Penh to Hanoi flights?
Visit HappyFares at happyfares.in, enter "Phnom Penh" as your departure city and "Hanoi" as your destination, pick your travel date, and click Search. You'll see all available flights with real-time fares. Select your preferred flight and complete booking in under 3 minutes. You get an instant e-ticket with no convenience fee on domestic routes.
What is the cheapest Phnom Penh to Hanoi flight?
Fares on Phnom Penh to Hanoi routes vary by airline, travel date, and how early you book. Search on HappyFares to compare current live fares across all airlines. Booking 6–8 weeks ahead typically gives you the lowest price.
Which airlines fly Phnom Penh to Hanoi?
Multiple airlines operate on the Phnom Penh to Hanoi route, including IndiGo, Air India, and SpiceJet on domestic routes. Search HappyFares to see all available options for your travel dates.
How early should I book Phnom Penh to Hanoi flights?
For Phnom Penh to Hanoi, book 6–8 weeks ahead for the best international fares. For peak seasons (December–January, summer), 10–12 weeks ahead is recommended. Fares typically rise sharply in the final 3 weeks before departure.
Is there a direct flight from Phnom Penh to Hanoi?
Direct flight availability on Phnom Penh to Hanoi depends on the airline and season. Search HappyFares and use the "Direct flights" filter to check current nonstop options for your travel date.
Book Phnom Penh to Hanoi Flights on HappyFares
No convenience fee on domestic routes. Instant e-ticket. All airlines in one search.