Air Miles Calculator

Distance between Houston, TX (IAH) and Roswell, NM (ROW)

Flight distance from Houston to Roswell (Houston George Bush Intercontinental Airport – Roswell International Air Center) is 588 miles / 946 kilometers / 511 nautical miles. Estimated flight time is 1 hour 36 minutes.

Driving distance from Houston (IAH) to Roswell (ROW) is 731 miles / 1177 kilometers and travel time by car is about 12 hours 11 minutes.

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

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Roswell International Air Center (ROW).

How far is Roswell from Houston?

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

Vincenty's formula (applied above)
  • 587.597 miles
  • 945.646 kilometers
  • 510.608 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
  • 586.834 miles
  • 944.418 kilometers
  • 509.945 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 Roswell International Air Center
City: Roswell, NM
Country: United States Flag of United States
IATA Code: ROW
ICAO Code: KROW
Coordinates: 33°18′5″N, 104°31′51″W

Time difference and current local times

The time difference between Houston and Roswell is 1 hour. Roswell is 1 hour behind Houston.

Time Difference

Houston, TX

 CST

Roswell, NM

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 111 kg (245 pounds).

Frequent Flyer Miles Calculator

Houston (IAH) → Roswell (ROW).

Distance:
588
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
588

Round trip?