Distance from St. Louis, MO to Helena, MT

Driving distance from St. Louis, MO to Helena, MT is 1505 miles (2422 km). How far is it from St. Louis, MO to Helena, MT? It's a 23 hours 28 minutes drive by car. Flight distance is approximately 1234 miles (1986 km) and flight time from St. Louis, MO to Helena, MT is 02 hours 28 minutes. Don't forget to check out our "Gas cost calculator" option. It will calculate cost of driving this particular distance. See the map below for the visual display of the upcoming road trip.

Driving distance
1505 Miles
/
2422 Km
Driving distance
Gas consumption
60.20 Gallons
230.09 Litres
Gas consumption
Flight distance
1234 Miles
/
1986 Km
Flight distance

How far is it from St. Louis, MO to Helena, MT?

To travel the distance from St. Louis, MO to Helena, MT, please, click on the map to see the route for the journey. "Gas Cost Calculator" tool is to your right. You can always modify it and make the number more applicable for your journey.

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Last distance calculations