Cheapest return flights from Seoul to London in October from 399€

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

Return flights

29 Oct - 12 Nov China Southern
23 Oct - 26 Nov China Southern
29 Oct - 13 Nov China Southern
24 Oct - 13 Nov Air China
22 Oct - 14 Nov Air China
28 Oct - 15 Nov Air China
29 Oct - 06 Nov Air China
20 Oct - 27 Oct China Southern
23 Oct - 04 Nov China Southern
29 Oct - 05 Nov China Southern
29 Oct - 02 Nov China Southern
16 Oct - 29 Oct Air China
16 Oct - 30 Oct Air China
25 Oct - 27 Oct Hainan Airlines
19 Oct - 26 Oct China Eastern
19 Oct - 26 Oct Asiana Airlines direct
27 Oct - 30 Oct Asiana Airlines direct
19 Oct - 27 Oct Asiana Airlines direct
26 Oct - 30 Oct Asiana Airlines direct
20 Oct - 28 Oct Asiana Airlines direct

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

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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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