How far is Dublin from Belfast?

The distance between Belfast (George Best Belfast City Airport) and Dublin (Dublin Airport) is 84 miles / 136 kilometers / 73 nautical miles.

The driving distance from Belfast (BHD) to Dublin (DUB) is 102 miles / 164 kilometers, and travel time by car is about 1 hour 53 minutes.

Distance from Belfast to Dublin

There are several ways to calculate the distance from Belfast to Dublin. Here are two standard methods:

Vincenty's formula (applied above)

• 84.342 miles
• 135.735 kilometers
• 73.291 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 84.251 miles
• 135.588 kilometers
• 73.212 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Belfast to Dublin?

The estimated flight time from George Best Belfast City Airport to Dublin Airport is 39 minutes.

What is the time difference between Belfast and Dublin?

There is no time difference between Belfast and Dublin.

Flight carbon footprint between George Best Belfast City Airport (BHD) and Dublin Airport (DUB)

On average, flying from Belfast to Dublin generates about 37 kg of CO2 per passenger, and 37 kilograms equals 82 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Belfast to Dublin

See the map of the shortest flight path between George Best Belfast City Airport (BHD) and Dublin Airport (DUB).

Airport information

Origin	George Best Belfast City Airport
City:	Belfast
Country:	United Kingdom
IATA Code:	BHD
ICAO Code:	EGAC
Coordinates:	54°37′5″N, 5°52′20″W

Destination	Dublin Airport
City:	Dublin
Country:	Ireland
IATA Code:	DUB
ICAO Code:	EIDW
Coordinates:	53°25′16″N, 6°16′12″W