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	Baggage	Price
Best option London Hanoi	Outbound 08/12/25 direct VN0056 11h 20min	Return 24/12/25 direct VN0055 13h 35min	Vietnam Airlines		£622
London Hanoi	Outbound 08/12/25 direct VN0056 11h 20min	Return 24/12/25 1 Stopover (SGN) VN0213, VN0051 25h 15min	Vietnam Airlines	?	£645
London Hanoi	Outbound 08/12/25 direct VN0056 11h 20min	Return 24/12/25 direct VN0055 13h 35min	Vietnam Airlines	?	£659
London Hanoi	Outbound 30/10/25 1 Stopover (SGN) VN0050, VN0270 31h 05min	Return 14/11/25 direct VN0055 13h 35min	Vietnam Airlines	?	£669
London Hanoi	Outbound 30/10/25 1 Stopover (SGN) VN0050, VN0210 18h 05min	Return 14/11/25 direct VN0055 13h 35min	Vietnam Airlines		£670

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

Our cheapest offers for flights from London to Hanoi

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

Hanoi-Noibai

Vietnam Airlines

Important flight information

Flight information: London - Hanoi

Alternative routes to Vietnam

Alternative flights to Hanoi

Flight destinations with a similar price