Cheapest one-way flights from Seoul to London in September from $277

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

AirHint found the following cheapest one-way flights from Seoul (ICN) to London (LHR) in September 2025 (see full year).

One-Way flights

16 Sep Etihad Airways
11 Sep Etihad Airways
15 Sep Etihad Airways
08 Sep Etihad Airways
10 Sep Etihad Airways
27 Sep Malaysia Airlines
29 Sep Malaysia Airlines
28 Sep Malaysia Airlines
03 Sep HK Express
21 Sep HK Express

Also check the deals for return 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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