Cheapest return flights from Seoul to London in April from $599

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

Return flights

01 Apr - 09 Apr China Eastern
16 Apr - 23 Apr China Eastern
01 Apr - 08 Apr China Eastern
01 Apr - 12 Apr China Southern
02 Apr - 21 Apr Ethiopian Airlines
01 Apr - 11 Apr China Eastern
16 Apr - 04 May China Eastern
16 Apr - 15 May China Eastern
18 Apr - 25 Apr Ethiopian Airlines
19 Apr - 26 Apr China Eastern
14 Apr - 29 Apr Etihad Airways
01 Apr - 14 Apr Etihad Airways
11 Apr - 31 May China Eastern
06 Apr - 30 May Etihad Airways
06 Apr - 29 May T'way Air
17 Apr - 02 May China Eastern
28 Apr - 04 May China Eastern
30 Apr - 16 May T'way Air
30 Apr - 18 May Etihad Airways
29 Apr - 18 May T'way Air

Also check the deals for one-way 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.