Cheapest one-way flights from Seoul to London in April from 159€

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

One-Way flights

02 Apr China Eastern
01 Apr China Eastern
03 Apr China Eastern
04 Apr Air China
28 Apr Air China
07 Apr China Eastern
21 Apr China Eastern
26 Apr China Eastern
06 Apr China Eastern
25 Apr China Eastern

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

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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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