How far is Bozeman, MT from Libby, MT?

The driving distance from Bozeman, MT to Libby, MT is about 396.6 miles (638.3 km), with a travel time of about 07h 11m by car.

  • The straight-line flight distance is about 283.2 miles (455.8 km).
  • For a round trip, plan for roughly 14h 23m 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
396.59 mi
07h 11m
Flight
283.25 mi
455.85 km direct

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

Learn Distance

Choose another destination from Bozeman.

Flight Distance

Direct air line
283.25 mi
Kilometers
455.85 km
Flight Time
00h 34m

Driving Distance

Road route
396.59 mi
Kilometers
638.25 km
Drive Time
07h 11m

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 07h 11m.

Arrival Snapshot
Arrive in Libby
Thu, Apr 23, 3:48 AM MDT
Return by in Bozeman
Thu, Apr 23, 11:00 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Bozeman
2026-04-22T20:36
Arrive Libby
Thu, Apr 23, 3:48 AM MDT
Route Timing
07h 11m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
1:12 PM to 2:42 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
9:36 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Bozeman
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
Seeley Lake
MT

Census designated place in Montana, USA

From Bozeman
198 mi
03h 35m
To Libby
198.6 mi
03h 35m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
64°F
Wednesday

Light Rain Likely

Starts
Wed, Apr 22 6:00 AM MDT
Wind
10 to 20 mph SSW
Destination
59°F
Wednesday

Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
3 mph WSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on North Willson Avenue

    2143 ft · 1 min · North Willson Avenue

  2. 2

    Turn left onto West Peach Street

    1896 ft · 42 sec · West Peach Street

  3. 3

    Turn right onto North 7th Avenue

    1.4 km · 2 min · North 7th Avenue

  4. 4

    Turn left

    87.4 mi · 1 hr 28 min

  5. 5

    Keep slight left to continue on I 90 West: Missoula

    42.6 mi · 40 min

  6. 6

    Take the exit slight right toward US 12 East: Helena, Garrison

    1.2 mi · 2 min

  7. 7

    At the end of the road, turn right

    12.9 mi · 14 min

  8. 8

    Turn sharp left

    32.5 mi · 35 min

  9. 9

    At the end of the road, turn left

    23.8 mi · 26 min

  10. 10

    Turn right

    91.1 mi · 1 hr 44 min

  11. 11

    At the end of the road, turn right

    1821 ft · 39 sec

  12. 12

    Turn left

    6.9 mi · 9 min

  13. 13

    Turn right onto US 93 South

    4.8 mi · 6 min · US 93 South

  14. 14

    Turn left onto Kalispell Bypass

    1305 ft · 25 sec · Kalispell Bypass

  15. 15

    Enter the roundabout and take exit 1 toward Kalispell Bypass

    46 m · 2 sec · Kalispell Bypass

  16. 16

    Exit the roundabout onto Kalispell Bypass

    1.6 km · 1 min · Kalispell Bypass

  17. 17

    Enter the roundabout and take exit 2 toward Kalispell Bypass

    52 m · 2 sec · Kalispell Bypass

  18. 18

    Exit the roundabout onto Kalispell Bypass

    2.4 mi · 3 min · Kalispell Bypass

  19. 19

    Take the exit slight right toward US 2

    1559 ft · 50 sec

  20. 20

    Turn left onto West Idaho Street

    1.6 mi · 2 min · West Idaho Street

  21. 21

    Enter the roundabout and take exit 2 toward the route

    29 m · 1 sec

  22. 22

    Exit the roundabout

    85.7 mi · 1 hr 37 min

  23. 23

    Arrive at your destination

    0 m · 1 sec · West 9th Street

Car Route Details

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

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
23 steps
18 turns on the saved route
Ramps & Exits
8
0 merges, 8 ramps or exits
Navigation Density
5.8 / 100 mi
Decision points by distance
Main Roads
West Idaho Street
87.3 mi · 22%
I 90 West
42.6 mi · 11%
US 93 South
4.83 mi · 1%
Kalispell Bypass
3.72 mi · 1%
US 12 East
1.21 mi
North 7th Avenue
0.87 mi
Longest Stretch

Longest stretch

Turn right

91.1 mi · 01h 44m

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
07h 11m
Overnight route
Same-Day Return
14h 24m
Round-trip wheel time
Road vs Air
+113.4 mi
283.2 mi direct line
Halfway Stop
Seeley Lake
03h 35m from Bozeman
Leave By
9:36 PM MDT
Overnight-style route
Weather Watch

Light Rain Likely leaving Bozeman and Showers And Thunderstorms near Libby.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 396.6 miles (638.3 km) and usually takes 07h 11m 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?

Seeley Lake is a useful midpoint, sitting about 198 miles from Bozeman and 198.6 miles from Libby.

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

The direct path is about 283.2 miles (455.8 km), while the road route adds roughly 113.4 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 $54.46 one way or $108.93 round trip. Estimated CO2 is about 124.3 kg one way.

What should you check before leaving?

Before you leave, expect Light Rain Likely around Bozeman and Showers And Thunderstorms near Libby.

Stop Ideas Near Seeley Lake

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

Mid-route Guidance
Local place coverage is thin around Seeley Lake, 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 Seeley Lake.

BUS

Missoula, MT

53 mi away
1660 West Broadway Street

Flight Path Map

This map shows the direct air route between Bozeman and Libby. Straight-line distance: 283.25 mi (455.85 km).

Bozeman

#1 Bozeman

Town in Gallatin County, Montana, United States

Population50,970
Coordinates45.6796500, -111.0385600
Altitude1468
CountryUnited States
Libby

#2 Libby

City in Montana, United States

Population2,845
Coordinates48.3882900, -115.5560000
Altitude639
CountryUnited States
Start: Bozeman (-111.03856, 45.67965)
End: Libby (-115.556, 48.38829)

Estimated Travel Time

Distance: 638 km by road

SpeedTime
30 mph (48.3 km/h)13h 12m
40 mph (64.37 km/h)09h 54m
50 mph (80.47 km/h)07h 55m
60 mph (96.56 km/h)06h 36m
70 mph (112.65 km/h)05h 39m
80 mph (129 km/h)04h 56m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.99 gal
52.97 L · about $54.46
Round trip
$108.93
27.98 gal · 105.94 L
Estimated CO2
124.3 kg one way
Round trip: 248.7 kg / 548 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $54.46 $108.93
Mid-grade $4.23 $59.19 $118.38
Premium $4.55 $63.64 $127.28
Diesel $5.41 $75.71 $151.43

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 23, 2026

There is no time difference between Bozeman and Libby. The current time is 20:36:48.

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.