# Distance between Seattle, WA (BFI) and Islip, NY (ISP)

Flight distance from Seattle to Islip (Seattle Boeing Field – Long Island MacArthur Airport) is 2447 miles / 3938 kilometers / 2126 nautical miles. Estimated flight time is 5 hours 7 minutes.

Driving distance from Seattle (BFI) to Islip (ISP) is 2950 miles / 4748 kilometers and travel time by car is about 48 hours 52 minutes.

## Map of flight path and driving directions from Seattle to Islip.

Shortest flight path between Seattle Boeing Field (BFI) and Long Island MacArthur Airport (ISP).

## How far is Islip from Seattle?

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

Vincenty's formula (applied above)
• 2446.817 miles
• 3937.770 kilometers
• 2126.225 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
• 2440.428 miles
• 3927.488 kilometers
• 2120.674 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 Seattle Boeing Field
City: Seattle, WA
Country: United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″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 Seattle and Islip is 3 hours. Islip is 3 hours ahead of Seattle.

PST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 269 kg (593 pounds).

## Frequent Flyer Miles Calculator

Seattle (BFI) → Islip (ISP).

Distance:
2447
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2447

Round trip?