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

Return flights

20 Sep - 27 Sep	Wizz Air
18 Sep - 21 Sep	easyJet
21 Sep - 25 Sep	Aegean Airlines
21 Sep - 28 Sep	Air Serbia
21 Sep - 27 Sep	Air Serbia
25 Sep - 02 Oct	easyJet	direct
25 Sep - 05 Oct	easyJet	direct
18 Sep - 21 Sep	easyJet	direct
18 Sep - 02 Oct	easyJet	direct
18 Sep - 25 Sep	easyJet	direct
18 Sep - 05 Oct	easyJet	direct
25 Sep - 28 Sep	easyJet	direct
18 Sep - 28 Sep	easyJet	direct
21 Sep - 25 Sep	easyJet	direct
21 Sep - 02 Oct	easyJet	direct
21 Sep - 05 Oct	easyJet	direct
28 Sep - 02 Oct	easyJet	direct
28 Sep - 05 Oct	easyJet	direct

Also check the deals for one-way flights from Heraklion 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 Heraklion to Basel in September from 256€

Return flights