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How far is Seattle, WA, from Islip, NY?

The distance between Islip (Long Island MacArthur Airport) and Seattle (Seattle–Tacoma International Airport) is 2448 miles / 3939 kilometers / 2127 nautical miles.

The driving distance from Islip (ISP) to Seattle (SEA) is 2899 miles / 4665 kilometers, and travel time by car is about 52 hours 10 minutes.

Long Island MacArthur Airport – Seattle–Tacoma International Airport

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2448
Miles
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3939
Kilometers
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2127
Nautical miles

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Distance from Islip to Seattle

There are several ways to calculate the distance from Islip to Seattle. Here are two standard methods:

Vincenty's formula (applied above)
  • 2447.889 miles
  • 3939.495 kilometers
  • 2127.157 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
  • 2441.495 miles
  • 3929.206 kilometers
  • 2121.602 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 Islip to Seattle?

The estimated flight time from Long Island MacArthur Airport to Seattle–Tacoma International Airport is 5 hours and 8 minutes.

Flight carbon footprint between Long Island MacArthur Airport (ISP) and Seattle–Tacoma International Airport (SEA)

On average, flying from Islip to Seattle generates about 269 kg of CO2 per passenger, and 269 kilograms equals 593 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Islip to Seattle

See the map of the shortest flight path between Long Island MacArthur Airport (ISP) and Seattle–Tacoma International Airport (SEA).

Airport information

Origin 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
Destination Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W