Cheapest return flights from London to Seoul in September from 512€

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

Return flights

24 Sep - 11 Oct China Southern
18 Sep - 26 Oct China Southern
23 Sep - 11 Oct China Southern
12 Sep - 09 Oct Air China
17 Sep - 14 Oct China Southern
24 Sep - 18 Oct China Southern
01 Sep - 17 Sep Air India
02 Sep - 15 Sep Air India
07 Sep - 15 Sep Air India
07 Sep - 17 Sep Air India
01 Sep - 16 Sep Air India
02 Sep - 13 Sep Air India
22 Sep - 30 Sep Air India
23 Sep - 29 Sep Air India
16 Sep - 29 Sep Air India
01 Sep - 13 Sep Air India
10 Sep - 22 Oct Air India
22 Sep - 06 Oct Air India
20 Sep - 01 Oct Air India
16 Sep - 07 Oct Air India

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

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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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