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

Return flights

13 Dec - 15 Dec	Ryanair	direct
11 Dec - 13 Dec	Ryanair	direct
05 Dec - 15 Dec	Ryanair	direct
12 Dec - 15 Dec	Ryanair	direct
06 Dec - 08 Dec	Ryanair	direct
04 Dec - 08 Dec	Ryanair	direct
11 Dec - 16 Dec	Ryanair
13 Dec - 14 Dec	Ryanair
06 Dec - 09 Dec	Ryanair
06 Dec - 10 Dec	Ryanair
31 Dec - 05 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
30 Dec - 02 Jan	KLM
31 Dec - 05 Jan	Ryanair	direct
29 Dec - 03 Jan	Lufthansa
18 Dec - 03 Jan	easyJet
30 Dec - 04 Jan	Ryanair
30 Dec - 02 Jan	Ryanair	direct
27 Dec - 02 Jan	easyJet
28 Dec - 02 Jan	KLM

Also check the deals for one-way flights from Basel to Dublin 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 Basel to Dublin in December from 83€

Return flights