Cheapest return flights from London to Seoul in April from $651

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

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

Return flights

14 Apr - 30 Apr Air China
09 Apr - 30 Apr Air China
09 Apr - 18 Apr Air China
06 Apr - 26 Apr Air China
13 Apr - 27 Apr Air China
24 Apr - 05 May Air China
21 Apr - 05 May Air China
25 Apr - 02 May Air China
15 Apr - 29 Apr Turkish Airlines
02 Apr - 12 Apr Air China
02 Apr - 14 Apr Air China
04 Apr - 18 Apr Air China
01 Apr - 10 Apr Air China
24 Apr - 03 May Air China
20 Apr - 04 May Emirates
18 Apr - 06 May Qatar Airways
23 Apr - 06 May Qatar Airways
22 Apr - 02 May Emirates
22 Apr - 03 May Emirates
18 Apr - 02 May Air China

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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