Cheapest return flights from Dublin to Brussels in December from $65

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

Return flights

12 Dec - 15 Dec Ryanair direct
01 Dec - 15 Dec Ryanair direct
01 Dec - 05 Dec Ryanair direct
02 Dec - 15 Dec Ryanair direct
02 Dec - 05 Dec Ryanair direct
01 Dec - 04 Dec Ryanair direct
01 Dec - 02 Dec Ryanair direct
01 Dec - 11 Dec Ryanair direct
01 Dec - 09 Dec Ryanair direct
01 Dec - 06 Dec Ryanair direct
12 Dec - 02 Jan Ryanair direct
19 Dec - 02 Jan Ryanair direct
19 Dec - 04 Jan Ryanair direct
19 Dec - 05 Jan Ryanair direct
19 Dec - 03 Jan Ryanair direct
13 Dec - 02 Jan Ryanair direct
29 Dec - 16 Jan Ryanair direct
30 Dec - 16 Jan Ryanair direct
12 Dec - 01 Jan Ryanair direct
19 Dec - 01 Jan Ryanair direct

Also check the deals for one-way flights from Dublin to Brussels in December.

Skyscanner

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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