Cheapest return flights from London to Seoul in April from 513€

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

Return flights

25 Apr - 07 May China Southern
15 Apr - 29 Apr Air China
28 Apr - 10 May China Southern
23 Apr - 17 May China Southern
18 Apr - 12 May China Southern
18 Apr - 09 May China Southern
25 Apr - 09 May China Southern
24 Apr - 09 May China Southern
07 Apr - 16 May China Southern
24 Apr - 16 May China Southern
22 Apr - 12 May China Southern
20 Apr - 30 Apr Air China
15 Apr - 28 Apr Air China
21 Apr - 28 Apr Air China
19 Apr - 28 Apr Air China
22 Apr - 28 Apr Air China
14 Apr - 28 Apr Air China
07 Apr - 30 Apr China Southern
09 Apr - 30 Apr China Southern
23 Apr - 28 Apr China Southern

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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