Air Miles Calculator

Distance between Houston, TX (HOU) and Glasgow, MT (GGW)

Flight distance from Houston to Glasgow (Houston William P. Hobby Airport – Glasgow Valley County Airport) is 1415 miles / 2278 kilometers / 1230 nautical miles. Estimated flight time is 3 hours 10 minutes.

Driving distance from Houston (HOU) to Glasgow (GGW) is 1769 miles / 2847 kilometers and travel time by car is about 31 hours 41 minutes.

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

Shortest flight path between Houston William P. Hobby Airport (HOU) and Glasgow Valley County Airport (GGW).

How far is Glasgow from Houston?

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

Vincenty's formula (applied above)
  • 1415.386 miles
  • 2277.842 kilometers
  • 1229.936 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
  • 1416.633 miles
  • 2279.850 kilometers
  • 1231.021 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 William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B Glasgow Valley County Airport
City: Glasgow, MT
Country: United States Flag of United States
IATA Code: GGW
ICAO Code: KGGW
Coordinates: 48°12′45″N, 106°36′53″W

Time difference and current local times

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

Time Difference

Houston, TX

 CST

Glasgow, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 174 kg (384 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → Glasgow (GGW).

Distance:
1415
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1415

Round trip?