How far is St. Theresa Point from Westerly, RI?

The distance between Westerly (Westerly State Airport) and St. Theresa Point (St. Theresa Point Airport) is 1370 miles / 2204 kilometers / 1190 nautical miles.

Distance from Westerly to St. Theresa Point

There are several ways to calculate the distance from Westerly to St. Theresa Point. Here are two standard methods:

Vincenty's formula (applied above)

• 1369.502 miles
• 2204.000 kilometers
• 1190.065 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

• 1367.151 miles
• 2200.217 kilometers
• 1188.022 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 Westerly to St. Theresa Point?

The estimated flight time from Westerly State Airport to St. Theresa Point Airport is 3 hours and 5 minutes.

What is the time difference between Westerly and St. Theresa Point?

The time difference between Westerly and St. Theresa Point is 1 hour. St. Theresa Point is 1 hour behind Westerly.

Flight carbon footprint between Westerly State Airport (WST) and St. Theresa Point Airport (YST)

On average, flying from Westerly to St. Theresa Point generates about 171 kg of CO2 per passenger, and 171 kilograms equals 378 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Westerly to St. Theresa Point

See the map of the shortest flight path between Westerly State Airport (WST) and St. Theresa Point Airport (YST).

Airport information

Origin	Westerly State Airport
City:	Westerly, RI
Country:	United States
IATA Code:	WST
ICAO Code:	KWST
Coordinates:	41°20′58″N, 71°48′12″W

Destination	St. Theresa Point Airport
City:	St. Theresa Point
Country:	Canada
IATA Code:	YST
ICAO Code:	CYST
Coordinates:	53°50′44″N, 94°51′6″W