Cheapest one-way flights from Seoul to London in April from $187

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

One-Way flights

03 Apr China Southern
01 Apr China Southern
23 Apr China Eastern
28 Apr China Eastern
21 Apr China Eastern
04 Apr China Eastern
14 Apr China Eastern
15 Apr China Eastern
17 Apr China Eastern
13 Apr China Eastern

Also check the deals for return flights from Seoul to London 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 London

Cheap car rent in London

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