Air Miles Calculator

Distance between St Louis, MO (STL) and Missoula, MT (MSO)

Flight distance from St Louis to Missoula (St. Louis Lambert International Airport – Missoula International Airport) is 1324 miles / 2130 kilometers / 1150 nautical miles. Estimated flight time is 3 hours 0 minutes.

Driving distance from St Louis (STL) to Missoula (MSO) is 1658 miles / 2668 kilometers and travel time by car is about 26 hours 34 minutes.

Map of flight path and driving directions from St Louis to Missoula.

Shortest flight path between St. Louis Lambert International Airport (STL) and Missoula International Airport (MSO).

How far is Missoula from St Louis?

There are several ways to calculate distances between St Louis and Missoula. Here are two common methods:

Vincenty's formula (applied above)
  • 1323.535 miles
  • 2130.023 kilometers
  • 1150.120 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
  • 1320.883 miles
  • 2125.755 kilometers
  • 1147.816 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 St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B Missoula International Airport
City: Missoula, MT
Country: United States Flag of United States
IATA Code: MSO
ICAO Code: KMSO
Coordinates: 46°54′58″N, 114°5′27″W

Time difference and current local times

The time difference between St Louis and Missoula is 1 hour. Missoula is 1 hour behind St Louis.

Time Difference

St Louis, MO

 CST

Missoula, MT

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 168 kg (371 pounds).

Frequent Flyer Miles Calculator

St Louis (STL) → Missoula (MSO).

Distance:
1324
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1324

Round trip?