Cheapest return flights from London to Seoul in October from $654

Best time to book flights for London (LON) to Seoul (ICN) flights at AirHint

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

Return flights

27 Oct - 16 Nov Air China
29 Oct - 10 Nov Air China
30 Oct - 14 Nov Air China
31 Oct - 14 Nov China Southern
31 Oct - 09 Nov China Southern
20 Oct - 26 Oct China Southern
24 Oct - 31 Oct China Southern
20 Oct - 27 Oct China Southern
20 Oct - 31 Oct China Southern
24 Oct - 06 Nov China Southern
23 Oct - 15 Nov China Southern
23 Oct - 04 Nov China Southern
16 Oct - 09 Nov China Southern
16 Oct - 26 Oct China Southern
20 Oct - 30 Oct China Southern
23 Oct - 31 Oct China Southern
16 Oct - 27 Oct China Southern
25 Oct - 16 Nov China Southern
14 Oct - 21 Oct Air China
14 Oct - 25 Oct Air China

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

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