How far is Erie, PA, from Westerly, RI?

The distance between Westerly (Westerly State Airport) and Erie (Erie International Airport) is 436 miles / 701 kilometers / 379 nautical miles.

The driving distance from Westerly (WST) to Erie (ERI) is 541 miles / 870 kilometers, and travel time by car is about 11 hours 2 minutes.

Distance from Westerly to Erie

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

Vincenty's formula (applied above)

• 435.715 miles
• 701.215 kilometers
• 378.626 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

• 434.604 miles
• 699.427 kilometers
• 377.661 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 Erie?

The estimated flight time from Westerly State Airport to Erie International Airport is 1 hour and 19 minutes.

What is the time difference between Westerly and Erie?

There is no time difference between Westerly and Erie.

Flight carbon footprint between Westerly State Airport (WST) and Erie International Airport (ERI)

On average, flying from Westerly to Erie generates about 89 kg of CO2 per passenger, and 89 kilograms equals 197 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Westerly to Erie

See the map of the shortest flight path between Westerly State Airport (WST) and Erie International Airport (ERI).

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	Erie International Airport
City:	Erie, PA
Country:	United States
IATA Code:	ERI
ICAO Code:	KERI
Coordinates:	42°4′55″N, 80°10′34″W