How far is Fort Belknap Agency, MT from Bozeman, MT?

The driving distance from Fort Belknap Agency, MT to Bozeman, MT is about 345.4 miles (555.8 km), with a travel time of about 06h 15m by car.

  • The straight-line flight distance is about 221.2 miles (356 km).
  • For a round trip, plan for roughly 12h 30m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
345.34 mi
06h 15m
Flight
221.2 mi
355.99 km direct

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

Learn Distance

Choose another destination from Fort Belknap Agency.

Flight Distance

Direct air line
221.2 mi
Kilometers
355.99 km
Flight Time
00h 26m

Driving Distance

Road route
345.34 mi
Kilometers
555.77 km
Drive Time
06h 15m

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 06h 15m.

Arrival Snapshot
Arrive in Bozeman
Sun, Apr 19, 3:54 AM MDT
Return by in Fort Belknap Agency
Sun, Apr 19, 10:09 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Fort Belknap Agency
2026-04-18T21:39
Arrive Bozeman
Sun, Apr 19, 3:54 AM MDT
Route Timing
06h 15m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
12:15 PM to 1:45 PM MDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
11:30 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Fort Belknap Agency
8:00 PM MDT
Overnight-style route

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
Great Falls
MT

Town in Cascade County, Montana, United States

From Fort Belknap Agency
172.4 mi
03h 07m
To Bozeman
172.9 mi
03h 07m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
53°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
6 to 10 mph WNW
Destination
52°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
5 to 8 mph SSW

Driving Route Map

The map below follows the saved road route between Fort Belknap Agency and Bozeman.

Turn-by-Turn Driving Directions

Step-by-step road directions between Fort Belknap Agency and Bozeman.

  1. 1

    Start on 1st Street

    2265 ft · 2 min · 1st Street

  2. 2

    At the end of the road, turn left

    49.1 mi · 56 min

  3. 3

    Turn left

    107.3 mi · 1 hr 58 min

  4. 4

    Continue on 15th Street Northeast

    91 m · 6 sec · 15th Street Northeast

  5. 5

    Turn right onto Old Havre Highway

    1.4 km · 1 min · Old Havre Highway

  6. 6

    Turn right onto Smelter Avenue Northeast

    2860 ft · 43 sec · Smelter Avenue Northeast

  7. 7

    Turn straight onto 3rd Street Northwest

    1.4 mi · 2 min · 3rd Street Northwest

  8. 8

    Turn right onto Central Avenue West

    1.3 mi · 2 min · Central Avenue West

  9. 9

    Turn sharp left

    1425 ft · 35 sec

  10. 10

    Merge slight left onto First Special Service Force Memorial Highway

    87.5 mi · 1 hr 25 min · First Special Service Force Memorial Highway

  11. 11

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

    1280 ft · 34 sec

  12. 12

    Turn left onto Prospect Avenue

    1 mi · 2 min · Prospect Avenue

  13. 13

    Continue straight

    3.6 mi · 5 min

  14. 14

    Continue straight

    1678 ft · 26 sec

  15. 15

    Continue straight

    30.2 mi · 34 min

  16. 16

    Continue straight

    2.3 mi · 2 min

  17. 17

    Continue straight

    1.2 mi · 1 min

  18. 18

    Continue straight

    1.4 mi · 2 min

  19. 19

    Continue straight

    22.7 mi · 24 min

  20. 20

    Take the exit left toward I 90 East: Billings

    1372 ft · 34 sec

  21. 21

    Merge slight left

    31.6 mi · 32 min

  22. 22

    Take the exit slight right toward North 7th Avenue

    1451 ft · 38 sec

  23. 23

    Turn right onto North 7th Avenue

    1.2 km · 1 min · North 7th Avenue

  24. 24

    Turn left onto West Peach Street

    1949 ft · 44 sec · West Peach Street

  25. 25

    Turn right onto North Willson Avenue

    2143 ft · 1 min · North Willson Avenue

  26. 26

    Arrive at your destination

    0 m · 1 sec · North Willson Avenue

Car Route Details

A richer read on the saved driving route between Fort Belknap Agency and Bozeman.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
26 steps
11 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
7.5 / 100 mi
Decision points by distance
Main Roads
First Special Service Force Memorial Highway
87.5 mi · 25%
Prospect Avenue
62.7 mi · 18%
I 90 East
31.8 mi · 9%
3rd Street Northwest
1.44 mi
Central Avenue West
1.32 mi
North 7th Avenue
0.99 mi
Longest Stretch

Longest stretch

Turn left

107 mi · 01h 58m

Route Summary

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

Trip Read

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.

Drive Time
06h 15m
Overnight route
Same-Day Return
12h 30m
Round-trip wheel time
Road vs Air
+124.2 mi
221.2 mi direct line
Halfway Stop
Great Falls
03h 07m from Fort Belknap Agency
Leave By
11:30 PM MDT
Overnight-style route
Weather Watch

Sunny leaving Fort Belknap Agency and Sunny near Bozeman.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Fort Belknap Agency to Bozeman?

The road trip is about 345.4 miles (555.8 km) and usually takes 06h 15m 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?

Great Falls is a useful midpoint, sitting about 172.4 miles from Fort Belknap Agency and 172.9 miles from Bozeman.

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

The direct path is about 221.2 miles (356 km), while the road route adds roughly 124.2 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 $47.46 one way or $94.91 round trip. Estimated CO2 is about 108.3 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Fort Belknap Agency and Sunny near Bozeman.

Stop Ideas Near Great Falls

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Great Falls and the surrounding midpoint area.
Statue of Liberty Replica
Scenic stop 12.2 mi away

Statue of Liberty Replica

Great Falls , MT
Gibson Park Trail, Great Falls, MT 59401
Rating 4.3/5 21 reviews Historical landmark,Tourist attraction
Stop photo coming soon
Meeting point 12.1 mi away

Great Falls City Attorney's Office

Great Falls , MT
2 Park Dr N, Great Falls, MT 59401
Rating 1.0/5 1 reviews City government office,Attorney
Cascade County Treasurer
Nearby stop 12.4 mi away

Cascade County Treasurer

Great Falls , MT
121 4th St N, Great Falls, MT 59401
Rating 2.9/5 191 reviews Department of motor vehicles

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Great Falls.

RAIL

Shelby

119 mi away
230 W Central Avenue

Flight Path Map

This map shows the direct air route between Fort Belknap Agency and Bozeman. Straight-line distance: 221.2 mi (355.99 km).

Fort Belknap Agency

#1 Fort Belknap Agency

Census designated place

Population1,293
Coordinates48.4825000, -108.7654400
Altitude724
CountryUnited States
Bozeman

#2 Bozeman

Town in Gallatin County, Montana, United States

Population50,970
Coordinates45.6796500, -111.0385600
Altitude1468
CountryUnited States
Start: Fort Belknap Agency (-108.76544, 48.4825)
End: Bozeman (-111.03856, 45.67965)

Estimated Travel Time

Distance: 556 km by road

SpeedTime
30 mph (48.3 km/h)11h 30m
40 mph (64.37 km/h)08h 38m
50 mph (80.47 km/h)06h 54m
60 mph (96.56 km/h)05h 45m
70 mph (112.65 km/h)04h 56m
80 mph (129 km/h)04h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
12.19 gal
46.13 L · about $47.46
Round trip
$94.91
24.38 gal · 92.26 L
Estimated CO2
108.3 kg one way
Round trip: 216.7 kg / 478 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $47.46 $94.91
Mid-grade $4.23 $51.58 $103.15
Premium $4.55 $55.45 $110.90
Diesel $5.41 $65.97 $131.94

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 19, 2026

There is no time difference between Fort Belknap Agency and Bozeman. The current time is 21:39:25.

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.