How far is Polson, MT from Miles City, MT?
The driving distance from Polson, MT to Miles City, MT is about 557.4 miles (897.1 km), with a travel time of about 08h 18m by car.
- The straight-line flight distance is about 401.5 miles (646.2 km).
- For a round trip, plan for roughly 16h 37m 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 18m.
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.
Town in Gallatin County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Light Rain then Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Polson and Miles City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Polson and Miles City.
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1
Start on Main Street
94 m · 10 sec · Main Street
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2
Turn right onto 2nd Avenue East
60.6 mi · 1 hr 15 min · 2nd Avenue East
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3
Continue on West Broadway Street
925 ft · 24 sec · West Broadway Street
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4
Continue on West Broadway Street
733 ft · 18 sec · West Broadway Street
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5
Take the exit slight right toward I 90 East: Missoula
124.6 mi · 2 hr
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6
Keep slight right
110.8 mi · 1 hr 51 min
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7
Continue straight
6.9 mi · 6 min
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8
Continue straight
113 mi · 1 hr 53 min
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9
Continue straight
3.1 mi · 4 min
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10
Keep slight left to continue on I 94 East: Bismark
134.7 mi · 2 hr 20 min
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11
Take the exit slight right toward I 94 Business: Miles City, Jordan
3.6 mi · 6 min
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12
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Polson and Miles City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 94 East
Keep slight left to continue on I 94 East: Bismark
135 mi · 02h 20m
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.
Chance Light Rain then Showers And Thunderstorms leaving Polson and Mostly Sunny near Miles City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Polson to Miles City?
The road trip is about 557.4 miles (897.1 km) and usually takes 08h 18m 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?
Bozeman is a useful midpoint, sitting about 278.3 miles from Polson and 279.1 miles from Miles City.
How much longer is the road route than the straight-line distance?
The direct path is about 401.5 miles (646.2 km), while the road route adds roughly 155.9 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 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 $76.58 one way or $153.15 round trip. Estimated CO2 is about 174.8 kg one way.
What should you check before leaving?
Before you leave, expect Chance Light Rain then Showers And Thunderstorms around Polson and Mostly Sunny near Miles City.
Stop Ideas Near Bozeman
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 Bozeman.
Bozeman, MT
Livingston, MT
Flight Path Map
This map shows the direct air route between Polson and Miles City. Straight-line distance: 401.52 mi (646.19 km).
#1 Polson
City in Lake County, Montana, United States
| Population | 5,181 |
| Coordinates | 47.6935500, -114.1631700 |
| Altitude | 892 |
| Country | United States |
#2 Miles City
City in Custer County, Montana
| Population | 8,264 |
| Coordinates | 46.4083400, -105.8405600 |
| Altitude | 722 |
| Country | United States |
End: Main Street (-105.84056, 46.408351)
Estimated Travel Time
Distance: 897 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 18h 34m |
| 40 mph (64.37 km/h) | 13h 56m |
| 50 mph (80.47 km/h) | 11h 08m |
| 60 mph (96.56 km/h) | 09h 17m |
| 70 mph (112.65 km/h) | 07h 57m |
| 80 mph (129 km/h) | 06h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $76.58 | $153.15 |
| Mid-grade | $4.23 | $83.22 | $166.45 |
| Premium | $4.55 | $89.48 | $178.96 |
| Diesel | $5.41 | $106.45 | $212.91 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.