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

Return flights

31 Dec - 07 Jan	Ryanair
31 Dec - 10 Jan	Ryanair
21 Dec - 31 Dec	Ryanair
30 Dec - 10 Jan	Ryanair
01 Dec - 07 Dec	Norwegian Air Sweden AOC
01 Dec - 03 Dec	Norwegian Air Sweden AOC
22 Dec - 30 Dec	Ryanair
23 Dec - 30 Dec	Ryanair
17 Dec - 18 Dec	Ryanair
04 Dec - 09 Dec	Ryanair
29 Dec - 02 Jan	Ryanair
05 Dec - 12 Dec	Ryanair
13 Dec - 21 Dec	Ryanair
03 Dec - 04 Dec	Ryanair

Also check the deals for one-way flights from Riga to Cologne 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 Cologne in December from 128€

Return flights