# Distance between Rome (FCO) and Islip, NY (ISP)

Flight distance from Rome to Islip (Leonardo da Vinci–Fiumicino Airport – Long Island MacArthur Airport) is 4242 miles / 6826 kilometers / 3686 nautical miles. Estimated flight time is 8 hours 31 minutes.

## Map of flight path from Rome to Islip.

Shortest flight path between Leonardo da Vinci–Fiumicino Airport (FCO) and Long Island MacArthur Airport (ISP).

## How far is Islip from Rome?

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

Vincenty's formula (applied above)
• 4241.573 miles
• 6826.150 kilometers
• 3685.826 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
• 4230.742 miles
• 6808.719 kilometers
• 3676.414 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 Leonardo da Vinci–Fiumicino Airport
City: Rome
Country: Italy
IATA Code: FCO
ICAO Code: LIRF
Coordinates: 41°48′16″N, 12°15′2″E

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 Rome and Islip is 5 hours. Islip is 5 hours behind Rome.

CET

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 487 kg (1 073 pounds).

## Frequent Flyer Miles Calculator

Rome (FCO) → Islip (ISP).

Distance:
4242
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4242

Round trip?