How far is Helena, MT from Great Falls, MT?
Distance by Flight
Shortest distance between Helena and Great Falls is 71.62 miles (115.27 km).
Flight distance from Helena, MT to Great Falls, MT is 71.62 miles. Estimated flight time is 00 hours 10 minutes.
It takes 00 hours 09 minutes to travel from Helena to Great Falls with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Helena, Montana to Great Falls, Montana is: 90.1 miles (145 km) by car.
Driving from Helena to Great Falls will take approximately 01 hours 22 minutes.
#1 Helena
State capital of Montana, United States and seat of Lewis and Clark County
| Population | 33737 |
|---|---|
| GPS Coordinates | 46°35'34"N 112°2'10"W |
| Latitude | 46.5927100 |
| Longitude | -112.0361100 |
| Altitude | 1237 |
| Country | United States |
#2 Great Falls
Town in Cascade County, Montana, United States
| Population | 58353 |
|---|---|
| GPS Coordinates | 47°30'1"N 111°18'3"W |
| Latitude | 47.5002400 |
| Longitude | -111.3008100 |
| Altitude | 1015 |
| Country | United States |
Ending point in Great Falls: 4th Street South (-111.300848,47.50024)
Estimated Travel Time Between Helena and Great Falls
The distance between Helena and Great Falls is 145 km if you choose to drive by road. You can go 01 hours 36 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between Helena and Great Falls. The current time is 20:12:52.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 03 hours 00 minutes |
| 40 mph (64.37 km/h) | 02 hours 15 minutes |
| 50 mph (80.47 km/h) | 01 hours 48 minutes |
| 60 mph (96.56 km/h) | 01 hours 30 minutes |
| 70 mph (112.65 km/h) | 01 hours 17 minutes |
| 75 mph (120.7 km/h) | 01 hours 12 minutes |
| 80 mph (128.75 km/h) | 01 hours 07 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 12.03 liters (3.18 gallon) of gas to cover the route between Helena and Great Falls.
The estimated cost of gas to go from Helena to Great Falls is $12.26 (diesel $15.21).
Montana gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.86 | $4.15 | $4.45 | $4.79 |
| Total | $12.26 | $13.19 | $14.13 | $15.21 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Montana ) per gallon of daily gas for calculations is $3.855 (Diesel $4.785) /gallon. Last changed prices on April 28, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Helena and Great Falls (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
