Flights from Seoul Incheon to London Heathrow with Finnair

Our cheapest offers for flights from Seoul Incheon to London Heathrow

Here you can compare cheap flights from Seoul Incheon (ICN) to London Heathrow (LHR) 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 London Heathrow. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Seoul Incheon
London Heathrow
Outbound
08/12/25
1 Stopover (HEL)
AY0042, AY1339
30h 40min
Return
24/12/25
1 Stopover (HEL)
AY1338, AY0041
33h 15min
Finnair
£581
Seoul Incheon
London Heathrow
Outbound
08/12/25
1 Stopover (HEL)
AY0042, AY1339
30h 40min
Return
24/12/25
1 Stopover (HEL)
AY1340, AY0041
19h 55min
Finnair
£590
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Seoul Incheon - London Heathrow

Outbound and return from 516,99 £
Flight duration min. 12:30
Return flight duration min. 10:55/ max. 11:00
Distance 8871 km
Flights per week 24
Departure airport Airport Seoul Incheon (ICN)
Departure country Flights from South Korea
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
Popular destinations for onward travel