Cheapest one-way flights from London to Seoul in September from 323€

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

One-Way flights

30 Sep China Eastern
15 Sep China Eastern
07 Sep Hainan Airlines
16 Sep Hainan Airlines
14 Sep Hainan Airlines
02 Sep Hainan Airlines
23 Sep Hainan Airlines
04 Sep Shenzhen Airlines
06 Sep Shenzhen Airlines
18 Sep Shenzhen Airlines

Also check the deals for return 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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