Cheapest return flights from Seoul to London in April from $594

Best time to book flights for Seoul (ICN) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Seoul (ICN) to London (LHR) in April 2025 (see full year).

Return flights

02 Apr - 08 Apr SWISS
01 Apr - 08 Apr Lufthansa
22 Apr - 29 Apr Lufthansa
03 Apr - 08 Apr Lufthansa
05 Apr - 19 Apr SWISS
04 Apr - 08 Apr Lufthansa
30 Apr - 06 May SWISS
03 Apr - 09 Apr Lufthansa
13 Apr - 20 Apr Lufthansa
30 Apr - 07 May SWISS
18 Apr - 25 Apr Lufthansa
05 Apr - 09 Apr SWISS
29 Apr - 14 May Etihad Airways
30 Apr - 09 May Finnair
01 Apr - 01 May Finnair
21 Apr - 05 May Air China
21 Apr - 02 May Air China
26 Apr - 10 May Etihad Airways
27 Apr - 05 May Finnair
19 Apr - 03 May Finnair

Also check the deals for one-way flights from Seoul to London in April.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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