Our cheapest offers for flights from London to Hanoi

Here you can compare cheap flights from London (LON) to Hanoi (HAN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Hanoi. Prices and availability may change at any time.

	Outbound	Return	Airlines	Shop	Baggage	Price
London Hanoi	Outbound 08/12/25 3 Stopovers (IST, BOM, SGN) 6E4058, 6E0018, VJ0884, VJ0132 47h 55min	Return 24/12/25 1 Stopover (BKK) VJ0901, Z00792 37h 05min	IndiGo Airlines, VietJet Air		?	£720
London Hanoi	Outbound 30/10/25 3 Stopovers (IST, DEL, SGN) 6E4064, 6E0012, VJ0896, VJ0176 46h 05min	Return 14/11/25 3 Stopovers (SGN, DEL, IST) VJ0121, VJ0895, 6E0011, 6E4075 41h 10min	IndiGo Airlines, VietJet Air		?	£866

Important flight information

Flight information: London - Hanoi

Cheapest outbound flight from	393,75 £
Outbound and return from	441,00 £
Flight duration	min. 11:20
Return flight duration	min. 12:30
Distance	9229 km
Flights per week	4
Departure airport	Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport	Airport Hanoi-Noibai (HAN)
Destination country	Flights to Vietnam

Alternative routes to Vietnam

Flight London - Saigon from 481 £

Alternative flights to Hanoi

Flight London Heathrow - Hanoi from 442 £
Flight London Gatwick - Hanoi from 394 £
Flight London City - Hanoi from 937 £
Flight London Stansted - Hanoi from 576 £
Flight London Luton - Hanoi from 664 £

Flights from London to Hanoi with IndiGo Airlines

Our cheapest offers for flights from London to Hanoi

London (LCY, LGW, LHR, LTN, STN, SEN)

Hanoi-Noibai

IndiGo Airlines

Important flight information

Flight information: London - Hanoi

Alternative routes to Vietnam

Alternative flights to Hanoi

Flight destinations with a similar price