Donegal to Dublin is 140 miles (225 km), a flight of about 35 minutes.
While the takeoff offers coastal drama, the landing approach provides more sustained scenic interest with views of Dublin's geography, the Wicklow Mountains, and Dublin Bay. The right side captures the destination's defining features.
Flight Path
Lough Derg (largest lake on the flight path), the Sperrin Mountains to the east, the transition from Donegal's Atlantic moorlands to the central Irish midlands with pastoral farmland and scattered lakes
Great circle distance and headings ›Phase by phase
Takeoff from CFN
LEFTLeft side offers immediate views of Donegal Bay and the Atlantic coastline as you climb out southeastward. You'll see the irregular rocky shoreline and small islands that characterize this part of the northwest coast.

Landing at DUB
RIGHTRight side provides the best views during descent into Dublin. You'll see the Wicklow Mountains to the south and the urban sprawl of Dublin itself as you approach from the northwest, with Dublin Bay visible on final approach.
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About This Route
Which side of the plane should I sit on flying from Donegal Airport (CFN) to Dublin (DUB)?
Sit on the Right side of the plane for the best views on flights from Donegal to Dublin. While the takeoff offers coastal drama, the landing approach provides more sustained scenic interest with views of Dublin's geography, the Wicklow Mountains, and Dublin Bay. The right side captures the destination's defining features.
What can I see during takeoff from Donegal Airport in Donegal?
During takeoff from Donegal Airport (CFN), sit on the Left side for the best views. Left side offers immediate views of Donegal Bay and the Atlantic coastline as you climb out southeastward. You'll see the irregular rocky shoreline and small islands that characterize this part of the northwest coast. Notable sights include: Donegal Bay, Atlantic Ocean, Slieve League sea cliffs (distant), Gweedore estuary.
What can I see when landing at Dublin in Dublin?
When landing at Dublin (DUB), sit on the Right side for the best views. Right side provides the best views during descent into Dublin. You'll see the Wicklow Mountains to the south and the urban sprawl of Dublin itself as you approach from the northwest, with Dublin Bay visible on final approach. Notable sights include: Wicklow Mountains, Dublin city and suburbs, Dublin Bay, River Liffey valley.
How long is the flight from Donegal to Dublin?
The flight from Donegal Airport (CFN) to Dublin (DUB) takes about 35 minutes. The shortest flight path between them is 140 miles (225 km); winds and air traffic control usually add a few percent.
What does the Donegal to Dublin flight path pass over?
Lough Derg (largest lake on the flight path), the Sperrin Mountains to the east, the transition from Donegal's Atlantic moorlands to the central Irish midlands with pastoral farmland and scattered lakes