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

Return flights

22 Dec - 03 Jan	Ryanair
26 Dec - 29 Dec	Ryanair	direct
27 Dec - 30 Dec	LOT
25 Dec - 05 Jan	airBaltic	direct
27 Dec - 30 Dec	airBaltic	direct
26 Dec - 05 Jan	Ryanair	direct
20 Dec - 04 Jan	Finnair
17 Dec - 04 Jan	airBaltic
20 Dec - 04 Jan	airBaltic	direct

Also check the deals for one-way flights from Brussels 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 Brussels to Riga in December from $244

Return flights