Cheapest return flights from London to Seoul in December from $627

AirHint found the following cheapest return flights from London (LHR) to Seoul (GMP) in December 2026 (see full year).

Return flights

01 Dec - 14 Dec Air China
01 Dec - 09 Dec Air China
01 Dec - 08 Dec Air China
06 Dec - 23 Dec China Southern
09 Dec - 23 Dec China Southern
30 Dec - 06 Jan Air China
12 Dec - 26 Dec SWISS
18 Dec - 30 Dec Lufthansa
26 Dec - 02 Jan China Southern
04 Dec - 19 Dec Air China
17 Dec - 30 Dec SWISS
04 Dec - 12 Dec China Southern
23 Dec - 11 Jan Air China
24 Dec - 11 Jan Air China
24 Dec - 12 Jan Air China
29 Dec - 06 Jan China Southern
26 Dec - 04 Jan China Airlines
25 Dec - 16 Jan Air China
19 Dec - 02 Jan Lufthansa
27 Dec - 04 Jan Lufthansa

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

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