AirHint found the following cheapest one-way flights from Belfast (BHD) to Dublin (DUB) in December 2025 (see full year).
One-Way flights
| 09 Dec | easyJet | ||
| 19 Dec | easyJet | ||
| 16 Dec | easyJet | ||
| 23 Dec | easyJet | ||
| 22 Dec | easyJet | ||
| 01 Dec | easyJet | ||
| 21 Dec | easyJet | ||
| 02 Dec | Aer Lingus | ||
| 03 Dec | easyJet | ||
| 24 Dec | easyJet |
Also check the deals for return flights from Belfast to Dublin in December.
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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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