Cheapest return flights from London to Seoul in September from 524€

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 September 2025 (see full year).

Return flights

26 Sep - 16 Oct China Eastern
27 Sep - 15 Oct Air China
15 Sep - 20 Oct Air China
18 Sep - 25 Oct Air China
18 Sep - 08 Oct Air China
25 Sep - 10 Oct Air China
15 Sep - 15 Oct Air China
27 Sep - 16 Oct Air China
27 Sep - 11 Oct Air China
27 Sep - 10 Oct Air China
10 Sep - 23 Sep Air China
01 Sep - 08 Sep Air China
02 Sep - 16 Sep Etihad Airways
06 Sep - 16 Sep Etihad Airways
25 Sep - 29 Sep Air China
06 Sep - 18 Sep Etihad Airways
04 Sep - 18 Sep Etihad Airways
14 Sep - 28 Sep Shenzhen Airlines
15 Sep - 28 Sep Shenzhen Airlines
12 Sep - 28 Sep Shenzhen Airlines

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

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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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