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 30/10/25 1 Stopover (ICN) OZ0522, OZ0729 34h 00min	Return 14/11/25 1 Stopover (ICN) OZ0734, OZ0521 25h 35min	Asiana Airlines			£1,149
London Hanoi	Outbound 06/09/25 1 Stopover (ICN) OZ0522, OZ0733 19h 20min	Return 13/09/25 2 Stopovers (ICN, BCN) OZ0734, OZ0511, BA0489 29h 05min	Asiana Airlines			£2,032

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 Asiana Airlines

Our cheapest offers for flights from London to Hanoi

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

Hanoi-Noibai

Asiana Airlines

Important flight information

Flight information: London - Hanoi

Alternative routes to Vietnam

Alternative flights to Hanoi

Flight destinations with a similar price