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

Return flights

07 Oct - 19 Oct	Wizz Air
21 Oct - 11 Nov	Wizz Air
04 Oct - 14 Oct	Wizz Air
07 Oct - 21 Oct	Wizz Air
07 Oct - 16 Oct	Wizz Air
07 Oct - 20 Oct	Wizz Air
18 Oct - 04 Nov	Wizz Air
14 Oct - 24 Oct	Wizz Air
07 Oct - 14 Oct	Wizz Air
14 Oct - 20 Oct	Wizz Air
21 Oct - 04 Nov	Wizz Air
21 Oct - 09 Nov	Wizz Air
08 Oct - 19 Oct	Ryanair
06 Oct - 19 Oct	Ryanair
18 Oct - 15 Nov	Wizz Air
21 Oct - 08 Nov	Wizz Air
21 Oct - 03 Nov	Wizz Air
20 Oct - 04 Nov	Ryanair
14 Oct - 01 Nov	Wizz Air
22 Oct - 04 Nov	Ryanair

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

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.

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Cheapest return flights from London to Seoul in October from 626€

Return flights