AirHint found the following cheapest one-way flights from Riga (RIX) to Dublin (DUB) in December 2025 (see full year).

One-Way flights

17 Dec	Ryanair	direct
08 Dec	airBaltic	direct
19 Dec	Ryanair	direct
03 Dec	Ryanair	direct
31 Dec	Ryanair	direct
21 Dec	Ryanair	direct
09 Dec	Ryanair
24 Dec	Ryanair	direct
22 Dec	airBaltic
22 Dec	airBaltic	direct

Also check the deals for return flights from Riga to Dublin 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 one-way flights from Riga to Dublin in December from $49

One-Way flights