Air Miles Calculator logo

How far is Flagstaff, AZ, from Houston, TX?

The distance between Houston (Houston William P. Hobby Airport) and Flagstaff (Flagstaff Pulliam Airport) is 1029 miles / 1656 kilometers / 894 nautical miles.

The driving distance from Houston (HOU) to Flagstaff (FLG) is 1189 miles / 1914 kilometers, and travel time by car is about 21 hours 30 minutes.

Houston William P. Hobby Airport – Flagstaff Pulliam Airport

Distance arrow
1029
Miles
Distance arrow
1656
Kilometers
Distance arrow
894
Nautical miles

Search flights

Distance from Houston to Flagstaff

There are several ways to calculate the distance from Houston to Flagstaff. Here are two standard methods:

Vincenty's formula (applied above)
  • 1028.757 miles
  • 1655.625 kilometers
  • 893.966 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
  • 1027.289 miles
  • 1653.262 kilometers
  • 892.690 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 Houston to Flagstaff?

The estimated flight time from Houston William P. Hobby Airport to Flagstaff Pulliam Airport is 2 hours and 26 minutes.

Flight carbon footprint between Houston William P. Hobby Airport (HOU) and Flagstaff Pulliam Airport (FLG)

On average, flying from Houston to Flagstaff generates about 153 kg of CO2 per passenger, and 153 kilograms equals 337 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Houston to Flagstaff

See the map of the shortest flight path between Houston William P. Hobby Airport (HOU) and Flagstaff Pulliam Airport (FLG).

Airport information

Origin 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
Destination Flagstaff Pulliam Airport
City: Flagstaff, AZ
Country: United States Flag of United States
IATA Code: FLG
ICAO Code: KFLG
Coordinates: 35°8′18″N, 111°40′15″W