AirHint found the following cheapest return flights from Ankara (ESB) to Basel (BSL) in September 2025 (see full year).

Return flights

18 Sep - 24 Sep	AJet
25 Sep - 06 Oct	Pegasus Airlines
19 Sep - 21 Sep	AJet
25 Sep - 01 Oct	Pegasus Airlines	direct
09 Sep - 12 Sep	Pegasus Airlines
14 Sep - 17 Sep	Pegasus Airlines
10 Sep - 15 Sep	AJet
20 Sep - 24 Sep	AJet
22 Sep - 29 Sep	Pegasus Airlines
25 Sep - 30 Sep	AJet
27 Sep - 30 Sep	AJet
15 Sep - 30 Sep	AJet

Also check the deals for one-way flights from Ankara to Basel in September.

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 Ankara to Basel in September from $146

Return flights