Cheapest one-way flights from Seoul to London in September from $357

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

One-Way flights

17 Sep VietJet Air
25 Sep Etihad Airways
26 Sep Etihad Airways
28 Sep Vietnam Airlines
30 Sep Vietnam Airlines
02 Sep Air China
15 Sep China Airlines
08 Sep China Airlines
09 Sep Air China
14 Sep China Airlines

Also check the deals for return flights from Seoul to London 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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