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Flight time from Belfast to Dublin

Estimated duration, distance and time difference for the BFS → DUB route.

How long is the flight from Belfast to Dublin?

The direct flight from Belfast to Dublin takes about 0h 40m, covering roughly 137 km. This is an average nonstop estimate; flights with a stop take longer depending on the layover.

Flights from Belfast to Dublin — compare on KayakSearch and comparison are free and run on Kayak · we earn a commission at no extra cost to you
Flight duration
0h 40m
Distance
137 km
Time difference
No difference
Belfast
BFS
UTC+0
0h 40m
Dublin
DUB
UTC+0

If you depart at…

Departure (Belfast)Arrival (Dublin)
6:00 AM6:40 AM
9:00 AM9:40 AM
12:00 PM12:40 PM
3:00 PM3:40 PM
6:00 PM6:40 PM
9:00 PM9:40 PM

Note

The estimated duration is a mathematical calculation for a nonstop flight at an average cruise speed of 850 km/h and is outside our control. Actual flight time varies with the airline, the routing, weather and the jet stream. Check with the airline for the exact duration.

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Other routes from Belfast

All routesCheap flightsBelfast — BelfastBelfast — Derry, Derry and StrabaneBelfast — CampbeltownBelfast — Isle of Islay, Argyll and ButeBelfast — CastletownBelfast — Prestwick, South Ayrshire

Frequently asked questions

How long is the flight from Belfast to Dublin?
The direct flight from Belfast to Dublin takes about 0h 40m over a distance of roughly 137 km. This is an estimate for a nonstop flight at an average cruise speed; itineraries with a connection take longer depending on the layover.
What is the distance between Belfast and Dublin?
The approximate straight-line distance between Belfast and Dublin is about 137 km. This great-circle distance is what we use to estimate the nonstop flight duration.
What is the time difference between Belfast and Dublin?
Belfast and Dublin are in the same time zone. The offset is already reflected in the local arrival times in the table above.