How far is Helena, MT from Baker, MT?
The driving distance from Helena, MT to Baker, MT is about 462.1 miles (743.6 km), with a travel time of about 08h 37m by car.
- The straight-line flight distance is about 369 miles (593.8 km).
- For a round trip, plan for roughly 17h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 08h 37m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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 Yellowstone County, Montana, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Helena and Baker.
Turn-by-Turn Driving Directions
Step-by-step road directions between Helena and Baker.
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1
Start on Cruse Avenue
50 m · 8 sec · Cruse Avenue
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2
Turn left onto 11th Avenue
1.4 mi · 4 min · 11th Avenue
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3
Turn straight onto Prospect Avenue
1.3 mi · 2 min · Prospect Avenue
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4
Continue straight
3.6 mi · 5 min
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5
Continue straight
1678 ft · 26 sec
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6
Continue straight
30.2 mi · 34 min
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7
Continue straight
2.3 mi · 2 min
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8
Continue straight
1.2 mi · 1 min
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9
Continue straight
1.4 mi · 2 min
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10
Continue straight
22.7 mi · 24 min
-
11
Take the exit left toward I 90 East: Billings
1372 ft · 34 sec
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12
Merge slight left
180.8 mi · 3 hr 2 min
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13
Keep slight left to continue on I 94 East: Bismark
140.4 mi · 2 hr 26 min
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14
Take the exit slight right toward US 12 East: Miles City, Baker
1347 ft · 33 sec
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15
Turn right
75.8 mi · 1 hr 53 min
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16
Turn right onto 6th Street West
100 m · 15 sec · 6th Street West
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17
Arrive at your destination
0 m · 1 sec · 6th Street West
Car Route Details
A richer read on the saved driving route between Helena and Baker.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 East
Merge slight left
181 mi · 03h 02m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Sunny leaving Helena and Mostly Sunny near Baker.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Helena to Baker?
The road trip is about 462.1 miles (743.6 km) and usually takes 08h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Laurel is a useful midpoint, sitting about 230.5 miles from Helena and 231.5 miles from Baker.
How much longer is the road route than the straight-line distance?
The direct path is about 369 miles (593.8 km), while the road route adds roughly 93.1 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 7:30 AM MDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $63.46 one way or $126.91 round trip. Estimated CO2 is about 144.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Helena and Mostly Sunny near Baker.
Stop Ideas Near Laurel
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Laurel.
Billings, MT
Flight Path Map
This map shows the direct air route between Helena and Baker. Straight-line distance: 368.98 mi (593.82 km).
#1 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 |
#2 Baker
Town in Montana, United States
| Population | 1,897 |
| Coordinates | 46.3669500, -104.2846600 |
| Altitude | 895 |
| Country | United States |
End: Baker (-104.28466, 46.36695)
Estimated Travel Time
Distance: 744 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 15h 23m |
| 40 mph (64.37 km/h) | 11h 33m |
| 50 mph (80.47 km/h) | 09h 14m |
| 60 mph (96.56 km/h) | 07h 42m |
| 70 mph (112.65 km/h) | 06h 36m |
| 80 mph (129 km/h) | 05h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $63.46 | $126.91 |
| Mid-grade | $4.23 | $68.97 | $137.93 |
| Premium | $4.55 | $74.15 | $148.30 |
| Diesel | $5.41 | $88.22 | $176.43 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.