Cheapest one-way flights from Seoul to London in April from $506

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

One-Way flights

17 Apr Air China
29 Apr Air China
04 Apr Air China
12 Apr Air China

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.