Cheapest return LON–ICN flights, December

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

Return flights

01 Dec - 12 Dec Scandinavian Airlines
05 Dec - 19 Dec Scandinavian Airlines
10 Dec - 01 Jan Scandinavian Airlines
02 Dec - 28 Jan Scandinavian Airlines
03 Dec - 28 Jan Scandinavian Airlines
03 Dec - 13 Dec Air India
03 Dec - 09 Dec Air India
08 Dec - 15 Dec Scandinavian Airlines
28 Dec - 17 Jan China Eastern
04 Dec - 13 Dec Air France
14 Dec - 26 Dec Vueling Airlines
26 Dec - 17 Jan China Eastern
30 Dec - 27 Jan Lufthansa
16 Dec - 26 Dec Scandinavian Airlines
07 Dec - 20 Dec Lufthansa
15 Dec - 26 Dec Scandinavian Airlines
29 Dec - 08 Jan Lufthansa
29 Dec - 12 Jan Lufthansa
28 Dec - 15 Jan Scandinavian Airlines
27 Dec - 18 Jan Lufthansa

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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