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

Return flights

14 Dec - 18 Dec	Ryanair
18 Dec - 21 Dec	Ryanair
01 Dec - 07 Dec	Ryanair
15 Dec - 19 Dec	Ryanair
03 Dec - 07 Dec	Eurowings
17 Dec - 21 Dec	Ryanair
05 Dec - 07 Dec	Wizz Air Malta
11 Dec - 14 Dec	Ryanair
31 Dec - 03 Jan	Ryanair
04 Dec - 07 Dec	Eurowings
06 Dec - 07 Dec	Eurowings
30 Dec - 01 Jan	Ryanair
29 Dec - 01 Jan	Ryanair
29 Dec - 03 Jan	Ryanair
29 Dec - 04 Jan	Ryanair
20 Dec - 10 Jan	Ryanair
22 Dec - 02 Jan	Ryanair
26 Dec - 02 Jan	Lufthansa
27 Dec - 01 Jan	Turkish Airlines
28 Dec - 02 Jan	Ryanair

Also check the deals for one-way flights from Cologne 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 Cologne to Riga in December from 175€

Return flights