AirHint found the following cheapest return flights from Basel (BSL) to Seoul (ICN) in February 2026 (see full year).

Return flights

10 Feb - 17 Feb	Lufthansa
01 Feb - 18 Feb	Wizz Air
03 Feb - 17 Feb	Lufthansa
01 Feb - 01 Mar	Lufthansa
03 Feb - 01 Mar	Lufthansa
04 Feb - 01 Mar	Lufthansa
06 Feb - 01 Mar	Lufthansa
07 Feb - 01 Mar	easyJet
25 Feb - 07 Mar	Lufthansa
02 Feb - 01 Mar	Lufthansa
05 Feb - 01 Mar	Lufthansa
28 Feb - 04 Mar	Ryanair
16 Feb - 27 Feb	Lufthansa

Also check the deals for one-way flights from Basel to Seoul in February.

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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Cheapest return flights from Basel to Seoul in February from $616

Return flights