How to get from Belfast to Dublin
- 135 km as the crow flies
Compare the train, bus and flight options. Then check them for your own date.
Route details last verified on 25 September 2026.
Start with the whole journey.
We compared the ways to travel from Belfast to Dublin: bus. The two cities are about 135 km apart in a straight line. The operators below come from a real route search, last verified on 25 September 2026. Run a live search for current times and fares.
We do not know when this fare was last checked. Run a live search for today's price.
135 km
Belfast to Dublin: cheapest or fastest?
Pick a tab: the legs, the timing and the difference from the others all change with it.
- 1Belfast International Airport → Dublin AirportbusRegional connection·3h 37m
The best balance of price and time we found on this route.
Departures from Belfast to Dublin
Regional connection runs about 12 services a day on this route. We do not hold its published timetable, so no departure times are shown.
| Operator | Departures a day | First | Last |
|---|---|---|---|
| Regional connectionbus | 12 | — | — |
Departure times come from operator timetables and are local time at the origin. Where a row shows no times, the frequency is the operator's own and the timetable is not published to us. Times can change on holidays and at short notice; confirm with the operator before you travel.
Departure and arrival
Ticket prices on this route
What each way of travelling costs, as the operator publishes it. These describe the route rather than a date you pick, and they refresh once a day. Booking opens at our partner Omio.
- Bus· 2h 25m€12Book
Omio last refreshed these on Thu, Oct 8
Operators seen on these journeys
On this route you travel with Regional connection; Routavio does not add a booking fee.
How the trip from Belfast to Dublin works
Start with a Regional connection bus from Belfast to Dublin, about 3h 37m. In total it's roughly €26 over 3h 37m, direct, no transfers.
Belfast to Dublin: common questions
Is there a bus from Belfast to Dublin?
Our route search found a bus option, but we hold no verified timetable for this route yet. Check the operator's own timetable for departure times.
How far is Dublin from Belfast?
About 135 km in a straight line. The real route on the ground or in the air is longer.
Which operators run Belfast to Dublin?
On this route you travel with Regional connection.
What is the cheapest way to get from Belfast to Dublin?
Usually a flexible date, or leaving from a nearby airport. A live search puts every option for your dates side by side.
Can I book directly?
Yes. Routavio sends you straight to the operator or an independent third-party provider. We never add a booking fee. The final fare and availability are confirmed by that provider.
Other ways people search Belfast to Dublin
- how to get from Belfast to Dublin
- Belfast to Dublin travel time
- Belfast to Dublin distance
- cheapest way from Belfast to Dublin
Sources and method
Routes are calculated by Routavio's multimodal engine from operator timetables and flight data. Durations come from timetables, and prices are the most recent observation, not a guarantee.
Operators: Regional connection
Route calculated: 25 Sep 2026