Cheapest return flights from Seoul to London in October from 540€

AirHint found the following cheapest return flights from Seoul (ICN) to London (LHR) in October 2025 (see full year).

Return flights

08 Oct - 22 Oct LOT
22 Oct - 29 Oct China Southern
30 Oct - 11 Nov China Southern
30 Oct - 05 Nov China Southern
29 Oct - 06 Nov China Southern
13 Oct - 24 Oct Finnair
15 Oct - 27 Oct Finnair
13 Oct - 27 Oct Finnair
23 Oct - 26 Oct Lufthansa
29 Oct - 11 Nov Finnair
13 Oct - 18 Oct Air China
15 Oct - 21 Oct Air China
13 Oct - 25 Oct Air China
20 Oct - 25 Oct Air China
27 Oct - 01 Nov Air China
24 Oct - 01 Nov Air China
24 Oct - 04 Nov Air China
29 Oct - 01 Nov Air China
29 Oct - 04 Nov Finnair
29 Oct - 03 Nov Finnair

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

Skyscanner

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.