Flights from London to Hanoi

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
Pay attention to transfer at connecting flight
Outbound
16/08/26
2 Stopovers (IST, BKK)
W95729, TG0901, TG0560
29h 45min
Return
-
Wizz Air UK, Thai Airways
£394
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
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
1 Stopover (SZX)
ZH0888, ZH0103
33h 45min
Return
24/12/25
1 Stopover (SZX)
ZH0108, ZH0887
24h 00min
Shenzhen Airlines
£484
London
Hanoi
Pay attention to transfer at connecting flight
Outbound
04/09/25
2 Stopovers (MXP, PVG)
U26441, CA0968, CA0755
28h 00min
Return
11/09/25
2 Stopovers (PVG, MXP)
CA0756, CA0967, W46303
31h 25min
easyJet, Air China
£567
Offers unavailable
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 (SZX)
ZH0888, ZH0103
33h 45min
Return
24/12/25
1 Stopover (SZX)
ZH0108, ZH0887
24h 00min
Shenzhen Airlines
£489
London
Hanoi
Outbound
30/10/25
2 Stopovers (PKX, CAN)
CZ0674, CZ3110, CZ3049
30h 10min
Return
14/11/25
1 Stopover (CAN)
CZ3050, CZ0303
37h 30min
China Southern Airlines
£490
London
Hanoi
Outbound
08/12/25
1 Stopover (SZX)
ZH0888, ZH0103
33h 45min
Return
24/12/25
1 Stopover (SZX)
ZH0108, ZH0887
24h 00min
Shenzhen Airlines
£490
London
Hanoi
Outbound
30/10/25
2 Stopovers (PKX, CAN)
CZ0674, CZ3110, CZ3049
30h 10min
Return
14/11/25
1 Stopover (CAN)
CZ3050, CZ0303
37h 30min
China Southern Airlines
£493
Prices based on recent searches, subject to last-minute changes
Page 1 / 6

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

Favourite airline: Wizz Air UK
Most travellers looking for flights on the route from London to Hanoi decide to book with Wizz Air UK.
Wizz Air UK
22 %
China Southern
13 %
Emirates
13 %
Favourite connection: via Guangzhou
When booking flights from London to Hanoi 29 % of travellers prefer to fly via Guangzhou.
Route
bookings
1 stopover Guangzhou Baiyun
19h 05min, from 677 £
29 %
1 stopover Istanbul
19h 40min, from 1 248 £
24 %
1 stopover Shenzhen
20h 55min, from 626 £
19 %

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
Alternative flights to Hanoi
Flight destinations with a similar price