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

Return flights

03 Dec - 06 Dec	Air France	direct
15 Dec - 16 Dec	easyJet
15 Dec - 17 Dec	easyJet
14 Dec - 16 Dec	easyJet
15 Dec - 18 Dec	easyJet
13 Dec - 16 Dec	easyJet
13 Dec - 17 Dec	easyJet
17 Dec - 18 Dec	easyJet
02 Dec - 06 Dec	Air France
03 Dec - 07 Dec	Air France
29 Dec - 01 Jan	Air France	direct
30 Dec - 03 Jan	Lufthansa
31 Dec - 04 Jan	Lufthansa
31 Dec - 03 Jan	Lufthansa
23 Dec - 10 Jan	Lufthansa
30 Dec - 03 Jan	Air France	direct
28 Dec - 01 Jan	Air France	direct
29 Dec - 02 Jan	Lufthansa
19 Dec - 02 Jan	Lufthansa
30 Dec - 02 Jan	Air France	direct

Also check the deals for one-way flights from Paris to Basel in December.

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 December from 123€

Return flights