# 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
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
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.

CST

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?