S$366 Cheap Flights from Seoul to London

View S$366 flight on Tue, 21 Oct, 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to London

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Cheap Flights from Seoul to London (ICN-LON)

Prices were available within the past 7 days and start at S$366 for one-way flights and S$953 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Thu, 10 Jul - Sat, 26 Jul
ICN
Seoul
LHR
London
S$953 Return, found 6 days ago
S$953
Return
found 6 days ago
Select Air China flight, departing Thu, 10 Jul from Seoul to London, returning Sat, 26 Jul, priced at S$953 found 6 days ago
China Southern Airlines
Fri, 15 Aug - Wed, 3 Sep
ICN
Seoul
LHR
London
S$962 Return, found 2 days ago
S$962
Return
found 2 days ago
Select China Southern Airlines flight, departing Fri, 15 Aug from Seoul to London, returning Wed, 3 Sep, priced at S$962 found 2 days ago
Shenzhen Airlines
Fri, 5 Sep - Mon, 8 Sep
ICN
Seoul
LHR
London
S$986 Return, found 6 days ago
S$986
Return
found 6 days ago
Select Shenzhen Airlines flight, departing Fri, 5 Sep from Seoul to London, returning Mon, 8 Sep, priced at S$986 found 6 days ago
China Eastern Airlines
Wed, 23 Jul - Fri, 25 Jul
ICN
Seoul
LGW
London
S$1,010 Return, found 2 days ago
S$1,010
Return
found 2 days ago
Select China Eastern Airlines flight, departing Wed, 23 Jul from Seoul to London, returning Fri, 25 Jul, priced at S$1,010 found 2 days ago
Etihad Airways
Tue, 11 Nov - Tue, 25 Nov
ICN
Seoul
LHR
London
S$1,020 Return, found 6 days ago
S$1,020
Return
found 6 days ago
Select Etihad Airways flight, departing Tue, 11 Nov from Seoul to London, returning Tue, 25 Nov, priced at S$1,020 found 6 days ago
Lufthansa
Tue, 11 Nov - Tue, 25 Nov
ICN
Seoul
LHR
London
S$1,073 Return, found 6 days ago
S$1,073
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 11 Nov from Seoul to London, returning Tue, 25 Nov, priced at S$1,073 found 6 days ago
Asiana Airlines
Wed, 17 Sep - Tue, 30 Sep
ICN
Seoul
LHR
London
S$1,110 Return, found 1 day ago
S$1,110
Return
found 1 day ago
Select Asiana Airlines flight, departing Wed, 17 Sep from Seoul to London, returning Tue, 30 Sep, priced at S$1,110 found 1 day ago
Vietnam Airlines
Wed, 17 Sep - Tue, 30 Sep
ICN
Seoul
LHR
London
S$1,118 Return, found 1 day ago
S$1,118
Return
found 1 day ago
Select Vietnam Airlines flight, departing Wed, 17 Sep from Seoul to London, returning Tue, 30 Sep, priced at S$1,118 found 1 day ago
Finnair
Wed, 17 Sep - Tue, 30 Sep
ICN
Seoul
LHR
London
S$1,119 Return, found 1 day ago
S$1,119
Return
found 1 day ago
Select Finnair flight, departing Wed, 17 Sep from Seoul to London, returning Tue, 30 Sep, priced at S$1,119 found 1 day ago
Qatar Airways
Wed, 22 Apr - Wed, 29 Apr
ICN
Seoul
LGW
London
S$1,179 Return, found 1 day ago
S$1,179
Return
found 1 day ago
Select Qatar Airways flight, departing Wed, 22 Apr from Seoul to London, returning Wed, 29 Apr, priced at S$1,179 found 1 day ago

Find the cheapest month to fly from Seoul (ICN) to London (LON)

November is typically the cheapest month to fly

From S$569 - S$968 per traveller.

Graph displaying average flight prices per month

Seoul to London route information
Origin airport
Incheon Intl.
Destination airport
Heathrow
Return price
S$952
Distance
8809 km

Perfect flights from Seoul to London

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*Note: Prices may vary based on availability and are subject to change.

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London Airports

London

Seoul to Heathrow
S$952.34
Seoul Airports

Seoul

*Available to Expedia members.