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

Return flights

11 Dec - 15 Dec	LOT
08 Dec - 11 Dec	LOT
12 Dec - 15 Dec	LOT
13 Dec - 15 Dec	LOT
12 Dec - 16 Dec	LOT
11 Dec - 16 Dec	LOT
03 Dec - 10 Dec	LOT
06 Dec - 10 Dec	LOT
02 Dec - 09 Dec	LOT
03 Dec - 07 Dec	LOT
23 Dec - 03 Jan	LOT
25 Dec - 04 Jan	LOT
30 Dec - 01 Jan	LOT
30 Dec - 03 Jan	LOT
29 Dec - 01 Jan	LOT
27 Dec - 04 Jan	Lufthansa
24 Dec - 02 Jan	Lufthansa
30 Dec - 04 Jan	LOT
29 Dec - 02 Jan	LOT
27 Dec - 03 Jan	LOT

Also check the deals for one-way flights from Riga to Zurich 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 Riga to Zurich in December from 146€

Return flights