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How far is Friday Harbor, WA, from Castries?

The distance between Castries (George F. L. Charles Airport) and Friday Harbor (Friday Harbor Airport) is 4225 miles / 6800 kilometers / 3672 nautical miles.

George F. L. Charles Airport – Friday Harbor Airport

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4225
Miles
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6800
Kilometers
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3672
Nautical miles

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Distance from Castries to Friday Harbor

There are several ways to calculate the distance from Castries to Friday Harbor. Here are two standard methods:

Vincenty's formula (applied above)
  • 4225.488 miles
  • 6800.263 kilometers
  • 3671.849 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
  • 4223.419 miles
  • 6796.934 kilometers
  • 3670.051 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 Castries to Friday Harbor?

The estimated flight time from George F. L. Charles Airport to Friday Harbor Airport is 8 hours and 30 minutes.

Flight carbon footprint between George F. L. Charles Airport (SLU) and Friday Harbor Airport (FRD)

On average, flying from Castries to Friday Harbor generates about 485 kg of CO2 per passenger, and 485 kilograms equals 1 068 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Castries to Friday Harbor

See the map of the shortest flight path between George F. L. Charles Airport (SLU) and Friday Harbor Airport (FRD).

Airport information

Origin George F. L. Charles Airport
City: Castries
Country: Saint Lucia Flag of Saint Lucia
IATA Code: SLU
ICAO Code: TLPC
Coordinates: 14°1′12″N, 60°59′34″W
Destination Friday Harbor Airport
City: Friday Harbor, WA
Country: United States Flag of United States
IATA Code: FRD
ICAO Code: KFHR
Coordinates: 48°31′19″N, 123°1′26″W