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

Return flights

14 Dec - 17 Dec	Ryanair
11 Dec - 13 Dec	Ryanair
10 Dec - 13 Dec	Ryanair
15 Dec - 25 Dec	Lufthansa
25 Dec - 29 Dec	Austrian Airlines
29 Dec - 02 Jan	Lufthansa
28 Dec - 03 Jan	Lufthansa
30 Dec - 03 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 179€

Return flights