Cheapest return flights from Seoul to London in April from 438€

AirHint found the following cheapest return flights from Seoul (ICN) to London (LHR) in April 2026 (see full year).

Return flights

01 Apr - 19 Apr China Southern
01 Apr - 08 Apr China Southern
02 Apr - 09 Apr China Southern
02 Apr - 15 Apr China Southern
03 Apr - 15 Apr China Southern
03 Apr - 16 Apr China Southern
02 Apr - 08 Apr China Southern
02 Apr - 14 Apr China Southern
02 Apr - 13 Apr China Southern
01 Apr - 07 Apr China Southern
27 Apr - 07 May China Southern
24 Apr - 07 May Virgin Atlantic direct
27 Apr - 03 May Air China
30 Apr - 10 May Shenzhen Airlines
27 Apr - 06 May China Eastern
04 Apr - 16 May Finnair
06 Apr - 14 May Finnair
28 Apr - 05 May Air China
06 Apr - 21 May Finnair
06 Apr - 07 May Asiana Airlines direct

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

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