Cheapest return flights from London to Seoul in August from $621

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

Return flights

29 Aug - 04 Sep Shenzhen Airlines
30 Aug - 11 Sep Shenzhen Airlines
30 Aug - 06 Sep Shenzhen Airlines
30 Aug - 04 Sep Shenzhen Airlines
29 Aug - 07 Sep Shenzhen Airlines
30 Aug - 07 Sep Shenzhen Airlines
31 Aug - 07 Sep Shenzhen Airlines
31 Aug - 09 Sep Shenzhen Airlines
29 Aug - 12 Sep Shenzhen Airlines
30 Aug - 12 Sep Shenzhen Airlines
18 Aug - 31 Aug Ryanair
13 Aug - 20 Aug Scandinavian Airlines
21 Aug - 28 Aug Ryanair
28 Aug - 31 Aug Ryanair
19 Aug - 26 Aug Ryanair
26 Aug - 28 Aug easyJet
24 Aug - 31 Aug China Southern
24 Aug - 28 Aug easyJet
27 Aug - 31 Aug Ryanair
20 Aug - 26 Aug easyJet

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