Cheapest return flights from Seoul to London in December from 392€

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

Return flights

10 Dec - 11 Jan China Southern
11 Dec - 19 Jan China Southern
22 Dec - 07 Jan China Southern
17 Dec - 21 Jan China Southern
17 Dec - 15 Jan China Southern
23 Dec - 23 Jan China Southern
23 Dec - 13 Jan China Southern
23 Dec - 25 Jan China Southern
11 Dec - 20 Jan China Southern
16 Dec - 22 Jan China Southern
17 Dec - 30 Dec Air China
04 Dec - 13 Dec Air China
09 Dec - 23 Dec Air China
05 Dec - 13 Dec Air China
06 Dec - 30 Dec China Southern
03 Dec - 08 Dec China Southern
23 Dec - 30 Dec Air China
01 Dec - 08 Dec China Southern
06 Dec - 13 Dec Air China
20 Dec - 27 Dec Air China

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

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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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