Cheapest return flights from London (LHR) to Seoul (ICN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
18 Sep 15 Oct Xiamen Airlines
06 Sep 20 Oct Xiamen Airlines
02 Sep 20 Oct Air China
23 Sep 15 Oct Xiamen Airlines
16 Sep 16 Oct Air China
03 Sep 19 Oct Air China
16 Sep 14 Oct Air China
03 Sep 08 Sep Air China
16 Sep 21 Oct Air China
14 Sep 14 Oct Air China
21 Sep 15 Oct Air China
07 Sep 18 Sep Shenzhen Airlines
14 Sep 26 Sep Shenzhen Airlines
09 Sep 18 Sep Shenzhen Airlines
04 Sep 12 Sep Shenzhen Airlines
13 Sep 24 Sep Shenzhen Airlines
11 Sep 15 Sep Shenzhen Airlines
04 Sep 26 Sep Shenzhen Airlines
13 Sep 26 Sep Shenzhen Airlines
11 Sep 26 Sep Shenzhen Airlines
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deals for one-way flights from London to Seoul in September.

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Updated Jul 7, 2026.

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