Cheapest return flights from London to Seoul in December from $551

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 December 2025 (see full year).

Return flights

02 Dec - 14 Dec Lufthansa
02 Dec - 17 Dec Lufthansa
02 Dec - 15 Dec Lufthansa
01 Dec - 13 Dec Lufthansa
04 Dec - 17 Dec Lufthansa
04 Dec - 14 Dec Lufthansa
06 Dec - 13 Dec Lufthansa
06 Dec - 16 Dec Lufthansa
04 Dec - 19 Dec Lufthansa
01 Dec - 08 Dec Lufthansa
31 Dec - 18 Jan Lufthansa
25 Dec - 25 Jan Lufthansa
06 Dec - 07 Jan Lufthansa
31 Dec - 07 Jan Lufthansa
25 Dec - 11 Jan Lufthansa
17 Dec - 07 Jan Lufthansa
30 Dec - 11 Jan Lufthansa
13 Dec - 19 Jan Lufthansa
13 Dec - 15 Jan Lufthansa
12 Dec - 06 Jan Lufthansa

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

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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