April is by far the best month, wherein you can get cheapest flights for Belfast to Dublin. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Belfast
15:20
Belfast
George Best Belfast City Airport
Mon , 27 Apr 2026

Dublin
19:35
Dublin
Dublin Airport
Mon, 27 Apr 2026

Belfast
17:30
Belfast
George Best Belfast City Airport
Sat , 18 Apr 2026

Dublin
22:25
Dublin
Dublin Airport
Sat, 18 Apr 2026

Belfast
09:50
Belfast
George Best Belfast City Airport
Mon , 27 Apr 2026

Dublin
22:25
Dublin
Dublin Airport
Mon, 27 Apr 2026

Belfast
17:30
Belfast
George Best Belfast City Airport
Mon , 27 Apr 2026

Dublin
22:25
Dublin
Dublin Airport
Mon, 27 Apr 2026

Belfast
17:55
Belfast
George Best Belfast City Airport
Fri , 10 Apr 2026

Dublin
21:30
Dublin
Dublin Airport
Fri, 10 Apr 2026

Belfast
17:55
Belfast
George Best Belfast City Airport
Wed , 15 Apr 2026

Dublin
21:30
Dublin
Dublin Airport
Wed, 15 Apr 2026

Belfast
06:50
Belfast
George Best Belfast City Airport
Tue , 07 Apr 2026

Dublin
14:20
Dublin
Dublin Airport
Tue, 07 Apr 2026

Belfast
13:45
Belfast
George Best Belfast City Airport
Tue , 28 Apr 2026

Dublin
18:40
Dublin
Dublin Airport
Tue, 28 Apr 2026

Belfast
11:05
Belfast
George Best Belfast City Airport
Mon , 20 Apr 2026

Dublin
22:05
Dublin
Dublin Airport
Mon, 20 Apr 2026

Belfast
16:20
Belfast
George Best Belfast City Airport
Sun , 03 May 2026

Dublin
20:15
Dublin
Dublin Airport
Sun, 03 May 2026

Belfast
16:20
Belfast
George Best Belfast City Airport
Sun , 26 Apr 2026

Dublin
20:15
Dublin
Dublin Airport
Sun, 26 Apr 2026










Flying from Belfast to Dublin has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Belfast to Dublin is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between George Best Belfast City Airport (BHD) and Dublin Airport (DUB). You can expect a flight distance of approximately 135 km, and most direct services cover it in around 05:55.
Let’s take a closer look at everything you need to know before booking your flight from Belfast to Dublin.
| Flight Details | Information |
|---|---|
| Route Distance | 135 km |
| Average Flight Time | 05:55 hrs |
| Departure Airport | George Best Belfast City Airport (BHD) |
| Arrival Airport | Dublin Airport (DUB) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | NO |
| Common Airlines | British Airways, KLM Royal Dutch Airlines, Aer Lingus, Loganair |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.