Cheapest return flights from London to Seoul in April from $562

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

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

Return flights

23 Apr - 14 May China Southern
21 Apr - 23 May China Southern
25 Apr - 13 May China Southern
28 Apr - 27 May China Southern
21 Apr - 19 May China Southern
24 Apr - 14 May China Southern
24 Apr - 19 May China Southern
22 Apr - 20 May China Southern
27 Apr - 22 May China Southern
24 Apr - 26 May China Southern
17 Apr - 30 Apr Air China
24 Apr - 30 Apr Air China
23 Apr - 30 Apr Air China
14 Apr - 30 Apr Air China
15 Apr - 30 Apr Air China
18 Apr - 30 Apr Air China
17 Apr - 28 Apr Air China
14 Apr - 28 Apr Air China
10 Apr - 14 Apr Air India
15 Apr - 28 Apr 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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