How far is South Browning, MT from Bozeman, MT?

The driving distance from South Browning, MT to Bozeman, MT is about 270.7 miles (435.6 km), with a travel time of about 05h 13m by car.

  • The straight-line flight distance is about 218.7 miles (352 km).
  • For a round trip, plan for roughly 10h 26m 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
270.7 mi
05h 13m
Flight
218.74 mi
352.02 km direct

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

Learn Distance

Choose another destination from South Browning.

Flight Distance

Direct air line
218.74 mi
Kilometers
352.02 km
Flight Time
00h 26m

Driving Distance

Road route
270.7 mi
Kilometers
435.65 km
Drive Time
05h 13m

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 05h 13m.

Arrival Snapshot
Arrive in Bozeman
Sat, Apr 18, 5:39 AM MDT
Return by in South Browning
Sat, Apr 18, 10:52 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave South Browning
2026-04-18T00:25
Arrive Bozeman
Sat, Apr 18, 5:39 AM MDT
Route Timing
05h 13m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
11:13 AM to 1:13 PM MDT

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

Leave by
6:34 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in South Browning
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
Cascade
MT

Town in Cascade County, Montana, United States

From South Browning
135.2 mi
02h 36m
To Bozeman
135.5 mi
02h 36m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
49°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
14 to 21 mph WSW
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 South Browning and Bozeman.

Turn-by-Turn Driving Directions

Step-by-step road directions between South Browning and Bozeman.

  1. 1

    Start on Mountain Chief Road

    93 m · 13 sec · Mountain Chief Road

  2. 2

    Continue on 9th Avenue Southeast

    148 m · 27 sec · 9th Avenue Southeast

  3. 3

    Turn left onto 1st Street Northeast

    116 m · 19 sec · 1st Street Northeast

  4. 4

    Turn right onto 8th Avenue Southeast

    129 m · 20 sec · 8th Avenue Southeast

  5. 5

    Turn right

    2.5 mi · 3 min

  6. 6

    Turn straight

    68.3 mi · 1 hr 17 min

  7. 7

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

    526 ft · 19 sec · 1st Street Southwest

  8. 8

    Exit the rotary onto 1st Street Southwest

    33 m · 2 sec · 1st Street Southwest

  9. 9

    Turn straight onto Main Avenue South

    1.1 km · 2 min · Main Avenue South

  10. 10

    Continue on United States Route 89

    16.8 mi · 19 min · United States Route 89

  11. 11

    Continue on 1st Road Southeast

    3.3 mi · 4 min · 1st Road Southeast

  12. 12

    Turn right onto 3rd Lane

    5.3 mi · 9 min · 3rd Lane

  13. 13

    Continue on Simms Fairfield Road

    1.8 mi · 3 min · Simms Fairfield Road

  14. 14

    Turn right

    18.4 mi · 21 min

  15. 15

    Turn left

    20.1 mi · 30 min

  16. 16

    Take the ramp slight right

    2579 ft · 1 min

  17. 17

    Merge slight left onto First Special Service Force Memorial Highway

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

  18. 18

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

    1280 ft · 34 sec

  19. 19

    Turn left onto Prospect Avenue

    1 mi · 2 min · Prospect Avenue

  20. 20

    Continue straight

    3.6 mi · 5 min

  21. 21

    Continue straight

    1678 ft · 26 sec

  22. 22

    Continue straight

    30.2 mi · 34 min

  23. 23

    Continue straight

    2.3 mi · 2 min

  24. 24

    Continue straight

    1.2 mi · 1 min

  25. 25

    Continue straight

    1.4 mi · 2 min

  26. 26

    Continue straight

    22.7 mi · 24 min

  27. 27

    Take the exit left toward I 90 East: Billings

    1372 ft · 34 sec

  28. 28

    Merge slight left

    31.6 mi · 32 min

  29. 29

    Take the exit slight right toward North 7th Avenue

    1451 ft · 38 sec

  30. 30

    Turn right onto North 7th Avenue

    1.2 km · 1 min · North 7th Avenue

  31. 31

    Turn left onto West Peach Street

    1949 ft · 44 sec · West Peach Street

  32. 32

    Turn right onto North Willson Avenue

    2143 ft · 1 min · North Willson Avenue

  33. 33

    Arrive at your destination

    0 m · 1 sec · North Willson Avenue

Car Route Details

A richer read on the saved driving route between South Browning 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
33 steps
14 turns on the saved route
Ramps & Exits
8
2 merges, 6 ramps or exits
Navigation Density
12.2 / 100 mi
Decision points by distance
Main Roads
Prospect Avenue
62.7 mi · 23%
First Special Service Force Memorial Highway
35.9 mi · 13%
I 90 East
31.8 mi · 12%
United States Route 89
16.8 mi · 6%
3rd Lane
5.34 mi · 2%
1st Road Southeast
3.34 mi · 1%
Longest Stretch

Longest stretch

Turn straight

68.3 mi · 01h 17m

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
05h 13m
Long day trip
Same-Day Return
10h 26m
Round-trip wheel time
Road vs Air
+52 mi
218.7 mi direct line
Halfway Stop
Cascade
02h 36m from South Browning
Leave By
6:34 AM MDT
Early departure recommended
Weather Watch

Sunny leaving South Browning and Sunny near Bozeman.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from South Browning to Bozeman?

The road trip is about 270.7 miles (435.6 km) and usually takes 05h 13m 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?

Cascade is a useful midpoint, sitting about 135.2 miles from South Browning and 135.5 miles from Bozeman.

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

The direct path is about 218.7 miles (352 km), while the road route adds roughly 52 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 6:34 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $37.18 one way or $74.36 round trip. Estimated CO2 is about 84.9 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around South Browning and Sunny near Bozeman.

Flight Path Map

This map shows the direct air route between South Browning and Bozeman. Straight-line distance: 218.74 mi (352.02 km).

South Browning

#1 South Browning

Town in Glacier County, Montana, United States

Population1,785
Coordinates48.5460800, -113.0142500
Altitude1339
CountryUnited States
Bozeman

#2 Bozeman

Town in Gallatin County, Montana, United States

Population50,970
Coordinates45.6796500, -111.0385600
Altitude1468
CountryUnited States
Start: South Browning (-113.01425, 48.54608)
End: Bozeman (-111.03856, 45.67965)

Estimated Travel Time

Distance: 436 km by road

SpeedTime
30 mph (48.3 km/h)09h 01m
40 mph (64.37 km/h)06h 46m
50 mph (80.47 km/h)05h 24m
60 mph (96.56 km/h)04h 30m
70 mph (112.65 km/h)03h 52m
80 mph (129 km/h)03h 22m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.55 gal
36.16 L · about $37.18
Round trip
$74.36
19.1 gal · 72.32 L
Estimated CO2
84.9 kg one way
Round trip: 169.7 kg / 374 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $37.18 $74.36
Mid-grade $4.23 $40.41 $80.81
Premium $4.55 $43.44 $86.89
Diesel $5.41 $51.68 $103.37

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

There is no time difference between South Browning and Bozeman. The current time is 00:25:51.

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.