Cheapest one-way flights from Seoul to London in April from $299

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

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

One-Way flights

02 Apr China Eastern
15 Apr China Eastern
08 Apr T'way Air
12 Apr China Eastern
21 Apr Asiana Airlines
03 Apr T'way Air
25 Apr Asiana Airlines
01 Apr China Eastern
18 Apr Asiana Airlines
07 Apr T'way Air

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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