Cheapest return flights from London to Seoul in April from $662

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

Return flights

23 Apr - 27 Apr Air China
20 Apr - 27 Apr Air China
07 Apr - 30 Apr Air China
23 Apr - 30 Apr Air China
28 Apr - 12 May Air China
13 Apr - 27 Apr Air China
28 Apr - 10 May Air China
21 Apr - 28 Apr Air China
21 Apr - 30 Apr Air China
07 Apr - 29 Apr Air China
14 Apr - 12 May Air China
06 Apr - 13 Apr Air China
30 Apr - 04 May Turkish Airlines
28 Apr - 05 May Turkish Airlines
21 Apr - 29 Apr Turkish Airlines
21 Apr - 08 May Turkish Airlines
27 Apr - 12 May Turkish Airlines
20 Apr - 04 May Turkish Airlines
27 Apr - 10 May Turkish Airlines
23 Apr - 06 May Turkish Airlines

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