How far is Choteau, MT from Helena, MT?
The driving distance from Choteau, MT to Helena, MT is about 104 miles (167.4 km), with a travel time of about 01h 40m by car.
- The straight-line flight distance is about 84.6 miles (136.1 km).
- For a round trip, plan for roughly 03h 20m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 40m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
Town in Cascade County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Light Rain then Showers And Thunderstorms Likely
Chance Light Rain then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Choteau and Helena.
Turn-by-Turn Driving Directions
Step-by-step road directions between Choteau and Helena.
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1
Start on Main Avenue North
151 m · 15 sec · Main Avenue North
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2
Enter the roundabout and take exit 3 toward 1st Street Southwest
526 ft · 19 sec · 1st Street Southwest
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3
Exit the rotary onto 1st Street Southwest
33 m · 2 sec · 1st Street Southwest
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4
Turn straight onto Main Avenue South
1.1 km · 2 min · Main Avenue South
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5
Continue on United States Route 89
16.8 mi · 19 min · United States Route 89
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6
Continue on 1st Road Southeast
3.3 mi · 4 min · 1st Road Southeast
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7
Turn right onto 3rd Lane
5.3 mi · 9 min · 3rd Lane
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8
Continue on Simms Fairfield Road
1.8 mi · 3 min · Simms Fairfield Road
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9
Turn right
18.4 mi · 21 min
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10
Turn left
20.1 mi · 30 min
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11
Take the ramp slight right
2579 ft · 1 min
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12
Merge slight left onto First Special Service Force Memorial Highway
34.7 mi · 34 min · First Special Service Force Memorial Highway
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13
Take the exit slight right toward I 15 Business
1393 ft · 35 sec
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14
At the end of the road, turn right onto Cedar Street
2855 ft · 1 min · Cedar Street
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15
Continue on North Last Chance Gulch Street
1.2 mi · 3 min · North Last Chance Gulch Street
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16
Turn slight left onto Cruse Avenue
31 m · 4 sec · Cruse Avenue
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17
Arrive at your destination
0 m · 1 sec · Cruse Avenue
Car Route Details
A richer read on the saved driving route between Choteau and Helena.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
First Special Service Force Memorial Highway
Merge slight left onto First Special Service Force Memorial Highway
34.7 mi · 00h 34m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Slight Chance Light Rain then Showers And Thunderstorms Likely leaving Choteau and Chance Light Rain then Showers And Thunderstorms near Helena.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Choteau to Helena?
The road trip is about 104 miles (167.4 km) and usually takes 01h 40m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Cascade is a useful midpoint, sitting about 51.9 miles from Choteau and 52.1 miles from Helena.
How much longer is the road route than the straight-line distance?
The direct path is about 84.6 miles (136.1 km), while the road route adds roughly 19.4 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 3:10 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.29 one way or $28.57 round trip. Estimated CO2 is about 32.6 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Light Rain then Showers And Thunderstorms Likely around Choteau and Chance Light Rain then Showers And Thunderstorms near Helena.
Flight Path Map
This map shows the direct air route between Choteau and Helena. Straight-line distance: 84.56 mi (136.09 km).
#1 Choteau
City in Montana
| Population | 1,744 |
| Coordinates | 47.8124500, -112.1836300 |
| Altitude | 1164 |
| Country | United States |
#2 Helena
State capital of Montana, United States and seat of Lewis and Clark County
| Population | 33,737 |
| Coordinates | 46.5927100, -112.0361100 |
| Altitude | 1237 |
| Country | United States |
End: Cruse Avenue (-112.036062, 46.592722)
Estimated Travel Time
Distance: 167 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 27m |
| 40 mph (64.37 km/h) | 02h 36m |
| 50 mph (80.47 km/h) | 02h 04m |
| 60 mph (96.56 km/h) | 01h 44m |
| 70 mph (112.65 km/h) | 01h 29m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $14.29 | $28.57 |
| Mid-grade | $4.23 | $15.53 | $31.06 |
| Premium | $4.55 | $16.69 | $33.39 |
| Diesel | $5.41 | $19.86 | $39.72 |
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.