Air Miles Calculator

Distance between Houston, TX (IAH) and Westerly, RI (WST)

Flight distance from Houston to Westerly (Houston George Bush Intercontinental Airport – Westerly State Airport) is 1531 miles / 2464 kilometers / 1331 nautical miles. Estimated flight time is 3 hours 23 minutes.

Driving distance from Houston (IAH) to Westerly (WST) is 1780 miles / 2865 kilometers and travel time by car is about 31 hours 37 minutes.

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

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Westerly State Airport (WST).

How far is Westerly from Houston?

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

Vincenty's formula (applied above)
  • 1531.147 miles
  • 2464.142 kilometers
  • 1330.530 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
  • 1529.477 miles
  • 2461.455 kilometers
  • 1329.079 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 Houston George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″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

The time difference between Houston and Westerly is 1 hour. Westerly is 1 hour ahead of Houston.

Time Difference

Houston, TX

 CST

Westerly, RI

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 181 kg (400 pounds).

Frequent Flyer Miles Calculator

Houston (IAH) → Westerly (WST).

Distance:
1531
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1531

Round trip?