Cheapest return flights from Seoul to London in September from 479€

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

Return flights

18 Sep - 21 Sep China Eastern
21 Sep - 24 Sep China Eastern
10 Sep - 16 Sep China Eastern
09 Sep - 20 Sep China Eastern
04 Sep - 14 Oct Asiana Airlines
10 Sep - 18 Sep China Eastern
12 Sep - 14 Sep China Eastern
21 Sep - 23 Sep China Eastern
07 Sep - 19 Sep China Eastern
03 Sep - 09 Sep China Southern
13 Sep - 20 Sep China Eastern
28 Sep - 19 Oct HK Express
09 Sep - 01 Oct Air China
24 Sep - 01 Oct Emirates
23 Sep - 02 Oct Emirates
12 Sep - 01 Oct Air China
24 Sep - 04 Oct Emirates
24 Sep - 05 Oct Emirates
01 Sep - 01 Oct China Southern
25 Sep - 02 Oct Emirates

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

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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