How far is Choteau, MT from Bozeman, MT?

The driving distance from Choteau, MT to Bozeman, MT is about 199.8 miles (321.5 km), with a travel time of about 03h 17m by car.

  • The straight-line flight distance is about 157 miles (252.7 km).
  • For a round trip, plan for roughly 06h 34m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
199.76 mi
03h 17m
Flight
157.01 mi
252.69 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Choteau.

Flight Distance

Direct air line
157.01 mi
Kilometers
252.69 km
Flight Time
00h 18m

Driving Distance

Road route
199.76 mi
Kilometers
321.49 km
Drive Time
03h 17m

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 17m.

Arrival Snapshot
Arrive in Bozeman
Wed, Apr 22, 9:14 PM MDT
Return by in Choteau
Thu, Apr 23, 12:31 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Choteau
2026-04-22T17:56
Arrive Bozeman
Wed, Apr 22, 9:14 PM MDT
Route Timing
03h 17m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:17 AM to 11:17 AM MDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:26 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Choteau
9:00 PM MDT
Early departure recommended

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.

Mid-route stop
Helena
MT

State capital of Montana, United States and seat of Lewis and Clark County

From Choteau
99.7 mi
01h 38m
To Bozeman
100 mi
01h 38m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Wednesday

Slight Chance Light Rain then Showers And Thunderstorms Likely

Starts
Wed, Apr 22 6:00 AM MDT
Wind
6 to 23 mph NW
Destination
64°F
Wednesday

Light Rain Likely

Starts
Wed, Apr 22 6:00 AM MDT
Wind
10 to 20 mph SSW

Driving Route Map

The map below follows the saved road route between Choteau and Bozeman.

Turn-by-Turn Driving Directions

Step-by-step road directions between Choteau and Bozeman.

  1. 1

    Start on Main Avenue North

    151 m · 17 sec · Main Avenue North

  2. 2

    Enter the roundabout and take exit 3 toward 1st Street Southwest

    526 ft · 19 sec · 1st Street Southwest

  3. 3

    Exit the rotary onto 1st Street Southwest

    33 m · 2 sec · 1st Street Southwest

  4. 4

    Turn straight onto Main Avenue South

    1.1 km · 2 min · Main Avenue South

  5. 5

    Continue on United States Route 89

    16.8 mi · 19 min · United States Route 89

  6. 6

    Continue on 1st Road Southeast

    3.3 mi · 4 min · 1st Road Southeast

  7. 7

    Turn right onto 3rd Lane

    5.3 mi · 9 min · 3rd Lane

  8. 8

    Continue on Simms Fairfield Road

    1.8 mi · 3 min · Simms Fairfield Road

  9. 9

    Turn right

    18.4 mi · 21 min

  10. 10

    Turn left

    20.1 mi · 30 min

  11. 11

    Take the ramp slight right

    2579 ft · 1 min

  12. 12

    Merge slight left onto First Special Service Force Memorial Highway

    35.9 mi · 35 min · First Special Service Force Memorial Highway

  13. 13

    Take the exit slight right toward US 12 South, US 287 South: Townsend, Capitol Area

    1280 ft · 34 sec

  14. 14

    Turn left onto Prospect Avenue

    1 mi · 2 min · Prospect Avenue

  15. 15

    Continue straight

    3.6 mi · 5 min

  16. 16

    Continue straight

    1678 ft · 26 sec

  17. 17

    Continue straight

    30.2 mi · 34 min

  18. 18

    Continue straight

    2.3 mi · 2 min

  19. 19

    Continue straight

    1.2 mi · 1 min

  20. 20

    Continue straight

    1.4 mi · 2 min

  21. 21

    Continue straight

    22.7 mi · 24 min

  22. 22

    Take the exit left toward I 90 East: Billings

    1372 ft · 34 sec

  23. 23

    Merge slight left

    31.6 mi · 32 min

  24. 24

    Take the exit slight right toward North 7th Avenue

    1451 ft · 38 sec

  25. 25

    Turn right onto North 7th Avenue

    1.2 km · 1 min · North 7th Avenue

  26. 26

    Turn left onto West Peach Street

    1949 ft · 44 sec · West Peach Street

  27. 27

    Turn right onto North Willson Avenue

    2143 ft · 1 min · North Willson Avenue

  28. 28

    Arrive at your destination

    0 m · 1 sec · North Willson Avenue

Car Route Details

A richer read on the saved driving route between Choteau and Bozeman.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
28 steps
10 turns on the saved route
Ramps & Exits
8
2 merges, 6 ramps or exits
Navigation Density
14 / 100 mi
Decision points by distance
Main Roads
Prospect Avenue
62.7 mi · 31%
First Special Service Force Memorial Highway
35.9 mi · 18%
I 90 East
31.8 mi · 16%
United States Route 89
16.8 mi · 8%
3rd Lane
5.34 mi · 3%
1st Road Southeast
3.34 mi · 2%
Longest Stretch

First Special Service Force Memorial Highway

Merge slight left onto First Special Service Force Memorial Highway

35.9 mi · 00h 35m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
03h 17m
Long day trip
Same-Day Return
06h 34m
Round-trip wheel time
Road vs Air
+42.8 mi
157 mi direct line
Halfway Stop
Helena
01h 38m from Choteau
Leave By
10:26 AM MDT
Early departure recommended
Weather Watch

Slight Chance Light Rain then Showers And Thunderstorms Likely leaving Choteau and Light Rain Likely near Bozeman.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Choteau to Bozeman?

The road trip is about 199.8 miles (321.5 km) and usually takes 03h 17m 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?

Helena is a useful midpoint, sitting about 99.7 miles from Choteau and 100 miles from Bozeman.

How much longer is the road route than the straight-line distance?

The direct path is about 157 miles (252.7 km), while the road route adds roughly 42.8 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 10:26 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $27.45 one way or $54.89 round trip. Estimated CO2 is about 62.7 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 Light Rain Likely near Bozeman.

Stop Ideas Near Helena

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Helena, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Helena.

BUS

Butte, MT

76 mi away
1324 Harrison Avenue
BUS

Bozeman, MT

113 mi away
6505 Jack Rabbit Lane

Flight Path Map

This map shows the direct air route between Choteau and Bozeman. Straight-line distance: 157.01 mi (252.69 km).

Choteau

#1 Choteau

City in Montana

Population1,744
Coordinates47.8124500, -112.1836300
Altitude1164
CountryUnited States
Bozeman

#2 Bozeman

Town in Gallatin County, Montana, United States

Population50,970
Coordinates45.6796500, -111.0385600
Altitude1468
CountryUnited States
Start: North Main Avenue (-112.183661, 47.812438)
End: North Willson Avenue (-111.038724, 45.679648)

Estimated Travel Time

Distance: 321 km by road

SpeedTime
30 mph (48.3 km/h)06h 39m
40 mph (64.37 km/h)04h 59m
50 mph (80.47 km/h)03h 59m
60 mph (96.56 km/h)03h 19m
70 mph (112.65 km/h)02h 51m
80 mph (129 km/h)02h 29m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
7.05 gal
26.68 L · about $27.45
Round trip
$54.89
14.1 gal · 53.36 L
Estimated CO2
62.7 kg one way
Round trip: 125.3 kg / 276 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $27.45 $54.89
Mid-grade $4.23 $29.83 $59.66
Premium $4.55 $32.07 $64.14
Diesel $5.41 $38.15 $76.31

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

There is no time difference between Choteau and Bozeman. The current time is 17:56:49.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.