How far is Big Sky, MT from Kalispell, MT?
The driving distance from Big Sky, MT to Kalispell, MT is about 346 miles (556.9 km), with a travel time of about 05h 47m by car.
- The straight-line flight distance is about 244.7 miles (393.8 km).
- For a round trip, plan for roughly 11h 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.
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 05h 47m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
City in and the county seat of Powell County, Montana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain And Snow then Snow Showers Likely
Chance Light Rain then Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Big Sky and Kalispell.
Turn-by-Turn Driving Directions
Step-by-step road directions between Big Sky and Kalispell.
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1
Start on Access
714 ft · 33 sec · Access
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2
Turn right onto Lone Mountain Trail
7.1 mi · 11 min · Lone Mountain Trail
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3
At the end of the road, turn left onto Gallatin Road
33.9 mi · 41 min · Gallatin Road
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4
Continue on Jackrabbit Lane
6.8 mi · 8 min · Jackrabbit Lane
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5
Turn left
1147 ft · 30 sec
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6
Merge slight left
78.6 mi · 1 hr 18 min
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7
Keep slight left to continue on I 90 West: Missoula
42.6 mi · 40 min
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8
Take the exit slight right toward US 12 East: Helena, Garrison
1.2 mi · 2 min
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9
At the end of the road, turn right
12.9 mi · 14 min
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10
Turn sharp left
32.5 mi · 35 min
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11
At the end of the road, turn left
23.8 mi · 26 min
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12
Turn right
91.1 mi · 1 hr 44 min
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13
At the end of the road, turn right
1821 ft · 39 sec
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14
Turn left
6.9 mi · 9 min
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15
Turn right onto US 93 South
7.1 mi · 9 min · US 93 South
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16
Turn right onto 1st Avenue East
1.3 km · 2 min · 1st Avenue East
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17
Turn left onto 3rd Street East
130 m · 14 sec · 3rd Street East
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18
Arrive at your destination
0 m · 1 sec · 3rd Street West
Car Route Details
A richer read on the saved driving route between Big Sky and Kalispell.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
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.
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.
Chance Rain And Snow then Snow Showers Likely leaving Big Sky and Chance Light Rain then Showers And Thunderstorms near Kalispell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Big Sky to Kalispell?
The road trip is about 346 miles (556.9 km) and usually takes 05h 47m 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?
Deer Lodge is a useful midpoint, sitting about 172.9 miles from Big Sky and 173.2 miles from Kalispell.
How much longer is the road route than the straight-line distance?
The direct path is about 244.7 miles (393.8 km), while the road route adds roughly 101.3 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 5:26 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $47.53 one way or $95.07 round trip. Estimated CO2 is about 108.5 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain And Snow then Snow Showers Likely around Big Sky and Chance Light Rain then Showers And Thunderstorms near Kalispell.
Stop Ideas Near Deer Lodge
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Deer Lodge.
Butte, MT
Missoula, MT
Flight Path Map
This map shows the direct air route between Big Sky and Kalispell. Straight-line distance: 244.7 mi (393.8 km).
#1 Big Sky
Census designated place
| Population | 2,308 |
| Coordinates | 45.2846500, -111.3682900 |
| Altitude | 2200 |
| Country | United States |
#2 Kalispell
City in Flathead County, Montana, United States
| Population | 25,329 |
| Coordinates | 48.1957900, -114.3129100 |
| Altitude | 901 |
| Country | United States |
End: 3rd Street West (-114.312918, 48.195812)
Estimated Travel Time
Distance: 557 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 31m |
| 40 mph (64.37 km/h) | 08h 39m |
| 50 mph (80.47 km/h) | 06h 55m |
| 60 mph (96.56 km/h) | 05h 46m |
| 70 mph (112.65 km/h) | 04h 56m |
| 80 mph (129 km/h) | 04h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $47.53 | $95.07 |
| Mid-grade | $4.23 | $51.66 | $103.32 |
| Premium | $4.55 | $55.54 | $111.09 |
| Diesel | $5.41 | $66.08 | $132.16 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.