Cheapest one-way flights from Dublin to Brussels in December from 50€

Best time to book flights for Dublin (DUB) to Brussels (BRU) flights at AirHint

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

One-Way flights

15 Dec Ryanair direct
07 Dec Ryanair direct
13 Dec Ryanair direct
12 Dec Ryanair direct
05 Dec Ryanair direct
22 Dec Ryanair direct
24 Dec Ryanair direct
30 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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