Air Miles Calculator

Distance between Baltimore, MD (BWI) and Westerly, RI (WST)

Flight distance from Baltimore to Westerly (Baltimore–Washington International Airport – Westerly State Airport) is 298 miles / 479 kilometers / 259 nautical miles. Estimated flight time is 1 hour 3 minutes.

Driving distance from Baltimore (BWI) to Westerly (WST) is 336 miles / 541 kilometers and travel time by car is about 6 hours 34 minutes.

Map of flight path and driving directions from Baltimore to Westerly.

Shortest flight path between Baltimore–Washington International Airport (BWI) and Westerly State Airport (WST).

How far is Westerly from Baltimore?

There are several ways to calculate distances between Baltimore and Westerly. Here are two common methods:

Vincenty's formula (applied above)
  • 297.635 miles
  • 478.997 kilometers
  • 258.638 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 297.183 miles
  • 478.270 kilometers
  • 258.245 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).

Airport information


A Baltimore–Washington International Airport
City: Baltimore, MD
Country: United States Flag of United States
IATA Code: BWI
ICAO Code: KBWI
Coordinates: 39°10′31″N, 76°40′5″W

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

Time difference and current local times

There is no time difference between Baltimore and Westerly.

Time Difference

Baltimore, MD

 EDT

Westerly, RI

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 69 kg (152 pounds).

Frequent Flyer Miles Calculator

Baltimore (BWI) → Westerly (WST).

Distance:
298
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
298

Round trip?