Cheapest one-way flights from Dublin to Brussels in December from 22€

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

One-Way flights

12 Dec Ryanair direct
18 Dec Ryanair direct
01 Dec Ryanair direct
13 Dec Ryanair direct
09 Dec Ryanair direct
02 Dec Ryanair direct
06 Dec Ryanair direct
05 Dec Ryanair direct
31 Dec Aer Lingus direct
19 Dec Aer Lingus direct

Also check the deals for return 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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