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	Price
London Hanoi	Outbound 16/08/26 1 Stopover (AUH) EY0062, EY0432 14h 35min	Return -	Etihad Airways	£361
London Hanoi	Outbound 04/11/25 1 Stopover (PVG) MU0202, MU6011 20h 40min	Return 03/12/25 1 Stopover (PVG) MU6012, MU0201 22h 20min	China Eastern Airlines	£409
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 Please note: transfer for connecting flight	Outbound 22/12/25 3 Stopovers (MXP, PVG, WUH) FR2757, MU0244, MU2524, MU2573 35h 05min	Return 10/01/26 3 Stopovers (KMG, XIY, MXP) MU9606, MU0874, MU5013, FR8718 31h 50min	Ryanair, China Eastern Airlines	£712
London Hanoi	Outbound 04/11/25 1 Stopover (PVG) MU0202, MU6011 20h 40min	Return 03/12/25 1 Stopover (PVG) MU5076, MU0201 34h 45min	China Eastern Airlines	£411
London Hanoi	Outbound 04/11/25 1 Stopover (PVG) MU0202, MU5075 32h 15min	Return 03/12/25 2 Stopovers (KMG, SHA, PVG) MU9606, MU5811, MU0201 45h 15min	China Eastern Airlines	£412
London Hanoi	Outbound 30/10/25 1 Stopover (PVG) CA0848, CA0755 22h 00min	Return 14/11/25 1 Stopover (PVG) CA0704, CA0847 25h 30min	Air China	£435
London Hanoi	Outbound 30/10/25 1 Stopover (PVG) CA0848, CA0755 22h 00min	Return 14/11/25 1 Stopover (PVG) CA0704, CA0847 25h 30min	Air China	£436
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	£437
London Hanoi	Outbound 04/11/25 1 Stopover (PVG) MU0202, MU6011 20h 40min	Return 03/12/25 1 Stopover (PVG) MU6012, MU0201 22h 20min	China Eastern Airlines	£441

Tips and tricks to help you find cheap flights from London to Hanoi

Important flight information

Flight information: London - Hanoi

Cheapest outbound flight from	£360.99
Outbound and return from	£408.88
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 £377

Alternative flights to Hanoi

Flight London Heathrow - Hanoi from £361
Flight London Gatwick - Hanoi from £394
Flight London City - Hanoi from £693
Flight London Stansted - Hanoi from £576
Flight London Luton - Hanoi from £664

Flights from London to Hanoi

Our cheapest offers for flights from London to Hanoi

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

Hanoi-Noibai

Tips and tricks to help you find cheap flights from London to Hanoi

Important flight information

Flight information: London - Hanoi

Alternative routes to Vietnam

Alternative flights to Hanoi

Flight destinations with a similar price