Cheapest return flights from London to Seoul in December from 340€

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

Return flights

03 Dec - 18 Dec China Eastern
01 Dec - 16 Dec China Eastern
01 Dec - 17 Dec China Eastern
04 Dec - 10 Dec China Eastern
01 Dec - 09 Dec China Eastern
03 Dec - 11 Dec China Eastern
04 Dec - 17 Dec China Eastern
04 Dec - 18 Dec China Eastern
03 Dec - 17 Dec China Eastern
03 Dec - 09 Dec China Eastern
31 Dec - 18 Jan China Eastern
03 Dec - 21 Jan China Eastern
01 Dec - 25 Jan China Eastern
05 Dec - 31 Jan China Eastern
31 Dec - 28 Jan China Eastern
03 Dec - 16 Jan China Eastern
01 Dec - 13 Jan China Eastern
31 Dec - 14 Jan China Eastern
31 Dec - 27 Jan China Southern
30 Dec - 27 Jan China Southern

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