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

Return flights

13 Aug - 20 Aug	Air France	direct
26 Aug - 01 Sep	Air France	direct
13 Aug - 16 Aug	Air France
15 Aug - 17 Aug	Air France	direct
14 Aug - 17 Aug	Air France	direct
21 Aug - 25 Aug	Air France
12 Aug - 13 Aug	Air France
27 Aug - 31 Aug	Air France	direct
15 Aug - 22 Aug	Air France
08 Aug - 10 Aug	Air France	direct
26 Aug - 27 Aug	easyJet

Also check the deals for one-way flights from Paris 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 Paris to Basel in August from 142€

Return flights