Cheapest return flights from Seoul to London in August from $712

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

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

Return flights

20 Aug - 30 Aug Air China
18 Aug - 25 Aug Air China
20 Aug - 03 Sep Air China
18 Aug - 23 Aug Air China
17 Aug - 25 Aug Air China
17 Aug - 30 Aug Air China
21 Aug - 02 Sep Air China
09 Aug - 15 Aug Air India
10 Aug - 16 Aug Air India
09 Aug - 23 Aug Air India
12 Aug - 19 Aug Air India
09 Aug - 22 Aug Air India
12 Aug - 02 Sep Air India
27 Aug - 01 Sep Air China
30 Aug - 09 Sep Air China
23 Aug - 06 Sep Air China
24 Aug - 01 Sep Air China
31 Aug - 07 Sep Air China
31 Aug - 06 Sep Air China
24 Aug - 04 Sep Air China

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

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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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