How far is Billings, MT from Great Falls, MT?
The driving distance from Billings, MT to Great Falls, MT is about 219 miles (352.4 km), with a travel time of about 03h 55m by car.
- The straight-line flight distance is about 178.1 miles (286.6 km).
- For a round trip, plan for roughly 07h 50m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 03h 55m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Wheatland County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Partly Sunny then Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Billings and Great Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Billings and Great Falls.
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1
Start on Montana Avenue
589 ft · 25 sec · Montana Avenue
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2
Turn left onto North 23rd Street
114 m · 22 sec · North 23rd Street
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3
Turn left onto 1st Avenue North
1518 ft · 1 min · 1st Avenue North
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4
Turn right onto North 27th Street
2.1 mi · 3 min · North 27th Street
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5
Enter the roundabout and take exit 3 toward Airport Road
72 m · 3 sec
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6
Exit the roundabout
3.1 mi · 4 min
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7
Enter the roundabout and take exit 2 toward the route
44 m · 2 sec
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8
Exit the roundabout
25.5 mi · 29 min
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9
Continue on Iowa Avenue
2.5 mi · 3 min · Iowa Avenue
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10
Continue straight
12.4 mi · 14 min
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11
At the end of the road, turn left
45.1 mi · 51 min
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12
Turn right
39.2 mi · 43 min
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13
At the end of the road, turn left
64.3 mi · 1 hr 10 min
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14
Turn slight right
1588 ft · 21 sec
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15
Enter the roundabout and take exit 2 toward the route
52 m · 2 sec
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16
Exit the roundabout
557 ft · 7 sec
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17
Continue straight
23.1 mi · 29 min
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18
Turn right onto 6th Street South
1989 ft · 39 sec · 6th Street South
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19
Turn left onto 5th Avenue South
864 ft · 40 sec · 5th Avenue South
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20
Turn right onto 4th Street South
49 m · 7 sec · 4th Street South
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21
Arrive at your destination
0 m · 1 sec · 4th Street South
Car Route Details
A richer read on the saved driving route between Billings and Great Falls.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Longest stretch
At the end of the road, turn left
64.3 mi · 01h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny then Chance Showers And Thunderstorms leaving Billings and Partly Sunny then Showers And Thunderstorms Likely near Great Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Billings to Great Falls?
The road trip is about 219 miles (352.4 km) and usually takes 03h 55m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Judith Gap is a useful midpoint, sitting about 109.3 miles from Billings and 109.7 miles from Great Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 178.1 miles (286.6 km), while the road route adds roughly 40.9 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 9:10 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.09 one way or $60.19 round trip. Estimated CO2 is about 68.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Billings and Partly Sunny then Showers And Thunderstorms Likely near Great Falls.
Flight Path Map
This map shows the direct air route between Billings and Great Falls. Straight-line distance: 178.07 mi (286.57 km).
#1 Billings
The most populous city in Montana.
| Population | 117,445 |
| Coordinates | 45.7832900, -108.5006900 |
| Altitude | 952 |
| Country | United States |
#2 Great Falls
Town in Cascade County, Montana, United States
| Population | 58,353 |
| Coordinates | 47.5002400, -111.3008100 |
| Altitude | 1015 |
| Country | United States |
End: 4th Street South (-111.300848, 47.50024)
Estimated Travel Time
Distance: 352 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 17m |
| 40 mph (64.37 km/h) | 05h 28m |
| 50 mph (80.47 km/h) | 04h 22m |
| 60 mph (96.56 km/h) | 03h 38m |
| 70 mph (112.65 km/h) | 03h 07m |
| 80 mph (129 km/h) | 02h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $30.09 | $60.19 |
| Mid-grade | $4.23 | $32.71 | $65.41 |
| Premium | $4.55 | $35.16 | $70.33 |
| Diesel | $5.41 | $41.83 | $83.67 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Montana · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.