AirHint found the following cheapest return flights from Athens (ATH) to Basel (BSL) in August 2025 (see full year).

Return flights

29 Aug - 07 Sep	Wizz Air Malta
26 Aug - 04 Sep	Ryanair
27 Aug - 04 Sep	Volotea
22 Aug - 29 Aug	easyJet	direct
28 Aug - 04 Sep	Ryanair
29 Aug - 01 Sep	Wizz Air
20 Aug - 27 Aug	Wizz Air Malta
22 Aug - 26 Aug	easyJet
28 Aug - 29 Aug	Ryanair
29 Aug - 05 Sep	easyJet	direct
25 Aug - 27 Aug	SKY express
28 Aug - 05 Sep	Ryanair
20 Aug - 25 Aug	SKY express
21 Aug - 25 Aug	Air Serbia
26 Aug - 30 Aug	Ryanair
21 Aug - 28 Aug	KLM
22 Aug - 24 Aug	easyJet
28 Aug - 06 Sep	Ryanair
31 Aug - 04 Sep	Wizz Air
29 Aug - 06 Sep	easyJet

Also check the deals for one-way flights from Athens to Basel in August.

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 Athens to Basel in August from 226€

Return flights