Cheapest one-way flights from Seoul to London in April from $293

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

One-Way flights

26 Apr Malaysia Airlines
25 Apr Malaysia Airlines
21 Apr Vietnam Airlines
19 Apr Vietnam Airlines
20 Apr Vietnam Airlines
01 Apr SWISS
02 Apr Etihad Airways
18 Apr Etihad Airways
04 Apr Etihad Airways
09 Apr Vietnam Airlines

Also check the deals for return flights from Seoul to London in April.

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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