Cheapest return flights from Seoul to London in September from 549€

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

Return flights

10 Sep - 13 Sep Air China
12 Sep - 19 Sep Air China
17 Sep - 21 Sep Air China
10 Sep - 20 Sep Air China
15 Sep - 23 Sep Air China
16 Sep - 22 Sep Air China
29 Sep - 06 Oct AirAsia X
16 Sep - 23 Sep Air China
12 Sep - 20 Sep Air China
06 Sep - 15 Sep AirAsia X
06 Sep - 13 Sep AirAsia X
29 Sep - 11 Oct AirAsia X
20 Sep - 03 Oct AirAsia X
20 Sep - 02 Oct AirAsia X
28 Sep - 03 Oct AirAsia X
20 Sep - 04 Oct AirAsia X
28 Sep - 14 Oct AirAsia X
29 Sep - 15 Oct AirAsia X
22 Sep - 02 Oct AirAsia X
26 Sep - 03 Oct AirAsia X

Also check the deals for one-way flights from Seoul to London in September.

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.