Cheapest one-way flights from Dublin to Barcelona in December from 21€

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

One-Way flights

03 Dec Vueling Airlines direct
04 Dec Vueling Airlines direct
01 Dec Vueling Airlines direct
11 Dec Aer Lingus direct
08 Dec Aer Lingus direct
16 Dec Ryanair direct
07 Dec Vueling Airlines direct
15 Dec Ryanair direct
30 Dec Vueling Airlines direct
19 Dec Ryanair direct

Also check the deals for return flights from Dublin to Barcelona 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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