Air Miles Calculator logo

How far is Derry from Islay?

The distance between Islay (Islay Airport) and Derry (City of Derry Airport) is 57 miles / 91 kilometers / 49 nautical miles.

The driving distance from Islay (ILY) to Derry (LDY) is 337 miles / 542 kilometers, and travel time by car is about 10 hours 35 minutes.

Islay Airport – City of Derry Airport

Distance arrow
57
Miles
Distance arrow
91
Kilometers
Distance arrow
49
Nautical miles

Search flights

Distance from Islay to Derry

There are several ways to calculate the distance from Islay to Derry. Here are two standard methods:

Vincenty's formula (applied above)
  • 56.786 miles
  • 91.389 kilometers
  • 49.346 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
  • 56.669 miles
  • 91.200 kilometers
  • 49.244 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 Islay to Derry?

The estimated flight time from Islay Airport to City of Derry Airport is 36 minutes.

What is the time difference between Islay and Derry?

There is no time difference between Islay and Derry.

Flight carbon footprint between Islay Airport (ILY) and City of Derry Airport (LDY)

On average, flying from Islay to Derry generates about 33 kg of CO2 per passenger, and 33 kilograms equals 74 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Islay to Derry

See the map of the shortest flight path between Islay Airport (ILY) and City of Derry Airport (LDY).

Airport information

Origin Islay Airport
City: Islay
Country: United Kingdom Flag of United Kingdom
IATA Code: ILY
ICAO Code: EGPI
Coordinates: 55°40′54″N, 6°15′24″W
Destination City of Derry Airport
City: Derry
Country: United Kingdom Flag of United Kingdom
IATA Code: LDY
ICAO Code: EGAE
Coordinates: 55°2′34″N, 7°9′39″W