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

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

The driving distance from Erie (ERI) to Westerly (WST) is 537 miles / 864 kilometers, and travel time by car is about 11 hours 0 minutes.

Distance from Erie to Westerly

There are several ways to calculate the distance from Erie to Westerly. 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 Erie to Westerly?

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

What is the time difference between Erie and Westerly?

There is no time difference between Erie and Westerly.

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

On average, flying from Erie to Westerly 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 Erie to Westerly

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

Airport information

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

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