Cheapest return flights from London to Seoul in August from $643

AirHint found the following cheapest return flights from London (LON) to Seoul (ICN) in August 2026 (see full year).

Return flights

29 Aug - 05 Sep Shenzhen Airlines
29 Aug - 06 Sep Shenzhen Airlines
30 Aug - 09 Sep Lufthansa
24 Aug - 31 Aug Lufthansa
18 Aug - 01 Sep Finnair
17 Aug - 07 Sep Finnair
30 Aug - 11 Sep Shenzhen Airlines
28 Aug - 09 Sep Finnair
04 Aug - 18 Aug Finnair
19 Aug - 09 Sep Lufthansa
20 Aug - 27 Aug Scandinavian Airlines
19 Aug - 29 Aug Scandinavian Airlines
17 Aug - 30 Aug Finnair
12 Aug - 19 Aug Finnair
01 Aug - 01 Sep Finnair
14 Aug - 28 Aug Scandinavian Airlines
13 Aug - 28 Aug Scandinavian Airlines
10 Aug - 20 Aug Scandinavian Airlines
09 Aug - 21 Aug Scandinavian Airlines
17 Aug - 07 Sep Korean Air direct

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

Skyscanner

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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