Air Miles Calculator

Distance between Des Moines, IA (DSM) and Islip, NY (ISP)

Flight distance from Des Moines to Islip (Des Moines International Airport – Long Island MacArthur Airport) is 1071 miles / 1724 kilometers / 931 nautical miles. Estimated flight time is 2 hours 31 minutes.

Driving distance from Des Moines (DSM) to Islip (ISP) is 1173 miles / 1887 kilometers and travel time by car is about 20 hours 28 minutes.

Map of flight path and driving directions from Des Moines to Islip.

Shortest flight path between Des Moines International Airport (DSM) and Long Island MacArthur Airport (ISP).

How far is Islip from Des Moines?

There are several ways to calculate distances between Des Moines and Islip. Here are two common methods:

Vincenty's formula (applied above)
  • 1071.013 miles
  • 1723.628 kilometers
  • 930.684 nautical miles

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

Haversine formula
  • 1068.272 miles
  • 1719.218 kilometers
  • 928.303 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).

Airport information


A Des Moines International Airport
City: Des Moines, IA
Country: United States Flag of United States
IATA Code: DSM
ICAO Code: KDSM
Coordinates: 41°32′2″N, 93°39′47″W

B Long Island MacArthur Airport
City: Islip, NY
Country: United States Flag of United States
IATA Code: ISP
ICAO Code: KISP
Coordinates: 40°47′42″N, 73°6′0″W

Time difference and current local times

The time difference between Des Moines and Islip is 1 hour. Islip is 1 hour ahead of Des Moines.

Time Difference

Des Moines, IA

 CST

Islip, NY

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 155 kg (342 pounds).

Frequent Flyer Miles Calculator

Des Moines (DSM) → Islip (ISP).

Distance:
1071
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1071

Round trip?