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

Return flights

07 Dec - 11 Dec	Lufthansa
04 Dec - 09 Dec	Lufthansa
11 Dec - 13 Dec	Lufthansa
08 Dec - 12 Dec	Lufthansa
02 Dec - 05 Dec	Vueling Airlines
03 Dec - 08 Dec	Lufthansa
01 Dec - 13 Dec	Lufthansa
08 Dec - 13 Dec	Ryanair	direct
01 Dec - 05 Dec	Vueling Airlines
06 Dec - 11 Dec	Lufthansa
18 Dec - 06 Jan	Lufthansa
23 Dec - 12 Jan	Ryanair	direct
23 Dec - 08 Jan	Ryanair	direct
30 Dec - 12 Jan	Ryanair	direct
30 Dec - 08 Jan	Ryanair	direct
30 Dec - 17 Jan	Ryanair	direct
24 Dec - 05 Jan	Lufthansa
24 Dec - 12 Jan	Ryanair	direct
24 Dec - 08 Jan	Ryanair	direct
30 Dec - 16 Jan	Ryanair	direct

Also check the deals for one-way flights from Dublin 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 Dublin to Basel in December from $142

Return flights