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

Return flights

30 Dec - 02 Jan	Wizz Air
28 Dec - 20 Jan	Wizz Air
29 Dec - 02 Jan	Wizz Air
31 Dec - 04 Jan	easyJet
24 Dec - 04 Jan	easyJet
28 Dec - 02 Jan	Wizz Air
30 Dec - 04 Jan	Wizz Air
24 Dec - 02 Jan	easyJet
29 Dec - 04 Jan	Wizz Air
27 Dec - 03 Jan	Wizz Air
28 Dec - 30 Dec	Wizz Air
25 Dec - 28 Dec	Lufthansa

Also check the deals for one-way flights from Basel to Riga 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 Riga in December from $331

Return flights