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
London Hanoi	Outbound 05/09/25 1 Stopover (PEK) CA0852, CA0741 17h 20min	Return 12/09/25 1 Stopover (PEK) CA0742, CA0851 23h 10min	Air China	?	£441 found 3 days ago
London Hanoi	Outbound 30/10/25 1 Stopover (PVG) CA0848, CA0755 22h 00min	Return 14/11/25 1 Stopover (PVG) CA0756, CA0847 19h 40min	Air China	?	£466
London Hanoi	Outbound 08/12/25 1 Stopover (PVG) CA0848, CA0755 22h 00min	Return 24/12/25 1 Stopover (PVG) CA0704, CA0847 25h 30min	Air China		£558
London Hanoi	Outbound 08/12/25 1 Stopover (PVG) CA0848, CA0755 22h 00min	Return 24/12/25 1 Stopover (PVG) CA0756, CA0847 19h 40min	Air China		£582
London Hanoi	Outbound 08/12/25 1 Stopover (PVG) CA0848, CA0755 22h 00min	Return 24/12/25 1 Stopover (PVG) CA0756, CA0847 19h 40min	Air China		£583

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

Air China

Important flight information

Flight information: London - Hanoi

Alternative routes to Vietnam

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