Cheapest return flights from London to Seoul in April from $491

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

15 Apr - 09 May China Southern
23 Apr - 12 May China Southern
22 Apr - 20 May China Southern
21 Apr - 12 May China Southern
15 Apr - 13 May China Southern
15 Apr - 14 May China Southern
23 Apr - 08 May China Southern
19 Apr - 12 May China Southern
20 Apr - 12 May China Southern
23 Apr - 09 May China Southern
01 Apr - 08 Apr Air China
15 Apr - 29 Apr China Southern
03 Apr - 07 Apr British Airways
06 Apr - 13 Apr British Airways
03 Apr - 12 Apr British Airways
01 Apr - 07 Apr British Airways
01 Apr - 09 Apr Air China
03 Apr - 13 Apr British Airways
01 Apr - 10 Apr Air China
02 Apr - 09 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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