Air Miles Calculator

Distance between Houston, TX (IAH) and Kalispell, MT (FCA)

Flight distance from Houston to Kalispell (Houston George Bush Intercontinental Airport – Glacier Park International Airport) is 1613 miles / 2595 kilometers / 1401 nautical miles. Estimated flight time is 3 hours 33 minutes.

Driving distance from Houston (IAH) to Kalispell (FCA) is 2029 miles / 3265 kilometers and travel time by car is about 34 hours 15 minutes.

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

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Glacier Park International Airport (FCA).

How far is Kalispell from Houston?

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

Vincenty's formula (applied above)
  • 1612.532 miles
  • 2595.119 kilometers
  • 1401.252 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
  • 1612.583 miles
  • 2595.201 kilometers
  • 1401.297 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 Glacier Park International Airport
City: Kalispell, MT
Country: United States Flag of United States
IATA Code: FCA
ICAO Code: KGPI
Coordinates: 48°18′37″N, 114°15′21″W

Time difference and current local times

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

Time Difference

Houston, TX

 CDT

Kalispell, MT

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 187 kg (412 pounds).

Frequent Flyer Miles Calculator

Houston (IAH) → Kalispell (FCA).

Distance:
1613
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1613

Round trip?