Cheapest return flights from Basel to Seoul in December from $639

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

Return flights

07 Dec - 14 Dec Air France
14 Dec - 19 Dec Lufthansa
21 Dec - 01 Jan easyJet
31 Dec - 05 Jan easyJet
25 Dec - 08 Jan Pegasus Airlines
24 Dec - 03 Jan AJet
20 Dec - 04 Jan Wizz Air
19 Dec - 02 Jan AJet

Also check the deals for one-way flights from Basel 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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