Cheapest return flights from London to Seoul in September from 535€

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

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

Return flights

08 Sep - 10 Oct Air China
19 Sep - 11 Oct Air China
20 Sep - 11 Oct Air China
20 Sep - 12 Oct Air China
19 Sep - 12 Oct Air China
27 Sep - 12 Oct Air China
01 Sep - 08 Sep Air China
22 Sep - 06 Oct Air China
17 Sep - 04 Oct Air China
30 Sep - 14 Oct Air China
21 Sep - 06 Oct Air China
09 Sep - 16 Sep Air China
08 Sep - 17 Sep Air China
10 Sep - 17 Sep Air China
11 Sep - 17 Sep Wizz Air Malta
01 Sep - 16 Sep Air China
15 Sep - 24 Sep Air China
08 Sep - 21 Sep Air China
01 Sep - 24 Sep Air China
01 Sep - 21 Sep Air China

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