How far is Havre, MT from Big Sky, MT?
The driving distance from Havre, MT to Big Sky, MT is about 337.2 miles (542.6 km), with a travel time of about 06h 11m by car.
- The straight-line flight distance is about 239.2 miles (384.9 km).
- For a round trip, plan for roughly 12h 22m 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 06h 11m.
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 Cascade County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Chance Light Rain
Chance Rain And Snow then Snow Showers Likely
Driving Route Map
The map below follows the saved road route between Havre and Big Sky.
Turn-by-Turn Driving Directions
Step-by-step road directions between Havre and Big Sky.
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1
Start on Montana Avenue
49 m · 12 sec · Montana Avenue
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2
Turn left onto 5th Street
791 ft · 40 sec · 5th Street
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3
Turn left onto 2nd Avenue
1663 ft · 1 min · 2nd Avenue
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4
Turn left onto 1st Street
3.1 mi · 4 min · 1st Street
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5
Turn left
107.3 mi · 1 hr 58 min
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6
Continue on 15th Street Northeast
91 m · 6 sec · 15th Street Northeast
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7
Turn right onto Old Havre Highway
1.4 km · 1 min · Old Havre Highway
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8
Turn right onto Smelter Avenue Northeast
2860 ft · 43 sec · Smelter Avenue Northeast
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9
Turn straight onto 3rd Street Northwest
1.4 mi · 2 min · 3rd Street Northwest
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10
Turn right onto Central Avenue West
1.3 mi · 2 min · Central Avenue West
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11
Turn sharp left
1425 ft · 35 sec
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12
Merge slight left onto First Special Service Force Memorial Highway
87.5 mi · 1 hr 25 min · First Special Service Force Memorial Highway
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13
Take the exit slight right toward US 12 South, US 287 South: Townsend, Capitol Area
1280 ft · 34 sec
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14
Turn left onto Prospect Avenue
1 mi · 2 min · Prospect Avenue
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15
Continue straight
3.6 mi · 5 min
-
16
Continue straight
1678 ft · 26 sec
-
17
Continue straight
30.2 mi · 34 min
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18
Continue straight
2.3 mi · 2 min
-
19
Continue straight
1.2 mi · 1 min
-
20
Continue straight
1.4 mi · 2 min
-
21
Continue straight
22.7 mi · 24 min
-
22
Take the exit left toward I 90 East: Billings
1372 ft · 34 sec
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23
Merge slight left
22.3 mi · 22 min
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24
Take the exit slight right toward MT 291, MT 85: Belgrade, West Yellowstone
1374 ft · 38 sec
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25
Turn left onto Amsterdam Road
1.3 km · 60 sec · Amsterdam Road
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26
Turn right onto Jackrabbit Lane
6.5 mi · 7 min · Jackrabbit Lane
-
27
Continue on Gallatin Road
33.9 mi · 41 min · Gallatin Road
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28
Turn right onto Lone Mountain Trail
7.1 mi · 11 min · Lone Mountain Trail
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29
Turn left onto Lone Moose Drive
61 m · 7 sec · Lone Moose Drive
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30
Keep slight right to continue on Access
156 m · 23 sec · Access
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31
Arrive at your destination
0 m · 1 sec · Access
Car Route Details
A richer read on the saved driving route between Havre and Big Sky.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Longest stretch
Turn left
107 mi · 01h 58m
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.
Partly Sunny then Chance Light Rain leaving Havre and Chance Rain And Snow then Snow Showers Likely near Big Sky.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Havre to Big Sky?
The road trip is about 337.2 miles (542.6 km) and usually takes 06h 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?
Cascade is a useful midpoint, sitting about 168.4 miles from Havre and 168.8 miles from Big Sky.
How much longer is the road route than the straight-line distance?
The direct path is about 239.2 miles (384.9 km), while the road route adds roughly 98 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 $46.33 one way or $92.65 round trip. Estimated CO2 is about 105.8 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Light Rain around Havre and Chance Rain And Snow then Snow Showers Likely near Big Sky.
Flight Path Map
This map shows the direct air route between Havre and Big Sky. Straight-line distance: 239.19 mi (384.94 km).
#1 Havre
City in Hill County, Montana, United States
| Population | 9,706 |
| Coordinates | 48.5500000, -109.6840900 |
| Altitude | 771 |
| Country | United States |
#2 Big Sky
Census designated place
| Population | 2,308 |
| Coordinates | 45.2846500, -111.3682900 |
| Altitude | 2200 |
| Country | United States |
End: Big Sky (-111.36829, 45.28465)
Estimated Travel Time
Distance: 543 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 14m |
| 40 mph (64.37 km/h) | 08h 25m |
| 50 mph (80.47 km/h) | 06h 44m |
| 60 mph (96.56 km/h) | 05h 37m |
| 70 mph (112.65 km/h) | 04h 49m |
| 80 mph (129 km/h) | 04h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $46.33 | $92.65 |
| Mid-grade | $4.23 | $50.35 | $100.70 |
| Premium | $4.55 | $54.13 | $108.27 |
| Diesel | $5.41 | $64.40 | $128.81 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.