Cheapest one-way flights from Seoul to London in April from $376

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

One-Way flights

14 Apr T'way Air
01 Apr Scoot
30 Apr Vietnam Airlines
10 Apr T'way Air
06 Apr MIAT Mongolian Airlines
13 Apr Scoot
29 Apr Etihad Airways
28 Apr Etihad Airways
09 Apr Etihad Airways
23 Apr Etihad Airways

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.