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

Return flights

11 Dec - 14 Dec	easyJet	direct
18 Dec - 11 Jan	easyJet	direct
15 Dec - 18 Dec	easyJet	direct
04 Dec - 11 Dec	easyJet	direct
26 Dec - 29 Dec	easyJet	direct
29 Dec - 02 Jan	easyJet	direct
19 Dec - 21 Dec	easyJet	direct
17 Dec - 25 Dec	KLM	direct
26 Dec - 30 Dec	easyJet	direct
28 Dec - 30 Dec	KLM	direct
27 Dec - 31 Dec	KLM	direct

Also check the deals for one-way flights from Basel to Amsterdam 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 Amsterdam in December from 126€

Return flights