Cheapest one-way flights from London to Seoul in April from 312€

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

One-Way flights

20 Apr China Eastern
27 Apr Air China
26 Apr Air China
21 Apr Air China
15 Apr Air China
18 Apr Air China
12 Apr Air China
16 Apr China Southern
08 Apr China Southern
09 Apr Air China

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

Powered by

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 Seoul

Cheap car rent in Seoul

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