How far is Sidney, MT from Kalispell, MT?

The driving distance from Sidney, MT to Kalispell, MT is about 559.2 miles (899.9 km), with a travel time of about 09h 36m by car.

  • The straight-line flight distance is about 470.8 miles (757.6 km).
  • For a round trip, plan for roughly 19h 13m 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
559.15 mi
09h 36m
Flight
470.78 mi
757.65 km direct

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

Learn Distance

Choose another destination from Sidney.

Flight Distance

Direct air line
470.78 mi
Kilometers
757.65 km
Flight Time
00h 56m

Driving Distance

Road route
559.15 mi
Kilometers
899.87 km
Drive Time
09h 36m

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 09h 36m.

Arrival Snapshot
Arrive in Kalispell
Thu, Apr 23, 8:18 AM MDT
Return by in Sidney
Thu, Apr 23, 5:54 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sidney
2026-04-22T22:41
Arrive Kalispell
Thu, Apr 23, 8:18 AM MDT
Route Timing
09h 36m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
3:37 PM to 5:07 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
4:46 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Sidney
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
Chinook
MT

City in Montana

From Sidney
279.4 mi
04h 48m
To Kalispell
279.8 mi
04h 48m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Wednesday

Partly Sunny

Starts
Wed, Apr 22 6:00 AM MDT
Wind
8 to 15 mph SE
Destination
59°F
Wednesday

Chance Light Rain then Showers And Thunderstorms

Starts
Wed, Apr 22 6:00 AM MDT
Wind
2 to 8 mph W

Driving Route Map

The map below follows the saved road route between Sidney and Kalispell.

Turn-by-Turn Driving Directions

Step-by-step road directions between Sidney and Kalispell.

  1. 1

    Start on North Central Avenue

    531 ft · 14 sec · North Central Avenue

  2. 2

    Turn left onto West Holly Street

    1.4 mi · 2 min · West Holly Street

  3. 3

    Continue on State Highway 16

    35.6 mi · 40 min · State Highway 16

  4. 4

    Turn right onto Broadway Avenue

    1729 ft · 28 sec · Broadway Avenue

  5. 5

    At the end of the road, turn left onto 6th Street West

    31.4 mi · 36 min · 6th Street West

  6. 6

    Enter the roundabout and take exit 2 toward the route

    39 m · 2 sec

  7. 7

    Exit the roundabout

    2836 ft · 36 sec

  8. 8

    Enter the roundabout and take exit 2 toward the route

    38 m · 2 sec

  9. 9

    Exit the roundabout

    332 mi · 6 hr 18 min

  10. 10

    Turn right onto 5th Avenue North

    138 m · 17 sec · 5th Avenue North

  11. 11

    Continue on West Roosevelt Highway

    58 mi · 1 hr 8 min · West Roosevelt Highway

  12. 12

    Continue on East Central Avenue

    1 km · 2 min · East Central Avenue

  13. 13

    Enter the roundabout and take exit 3 toward the route

    75 m · 4 sec

  14. 14

    Exit the roundabout

    72.3 mi · 1 hr 20 min

  15. 15

    Turn right

    842 ft · 1 min

  16. 16

    At the end of the road, turn left onto Old US 2

    1930 ft · 1 min · Old US 2

  17. 17

    Turn right onto US Route 2

    7.5 mi · 10 min · US Route 2

  18. 18

    Continue on US 2

    1.7 mi · 2 min · US 2

  19. 19

    Turn left

    9.7 mi · 12 min

  20. 20

    At the end of the road, turn right

    5.7 mi · 8 min

  21. 21

    Continue on US Route 2

    1.2 mi · 2 min · US Route 2

  22. 22

    Turn left onto Woodland Park Drive

    2198 ft · 1 min · Woodland Park Drive

  23. 23

    At the end of the road, turn right onto Conrad Drive

    1451 ft · 40 sec · Conrad Drive

  24. 24

    Continue on 2nd Street East

    1235 ft · 39 sec · 2nd Street East

  25. 25

    Turn left onto 3rd Avenue East

    112 m · 12 sec · 3rd Avenue East

  26. 26

    Turn right onto 3rd Street East

    1169 ft · 34 sec · 3rd Street East

  27. 27

    Arrive at your destination

    0 m · 1 sec · 3rd Street West

Car Route Details

A richer read on the saved driving route between Sidney and Kalispell.

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
27 steps
19 turns on the saved route
Ramps & Exits
6
0 merges, 6 ramps or exits
Navigation Density
4.8 / 100 mi
Decision points by distance
Main Roads
6th Street West
364 mi · 65%
East Central Avenue
72.9 mi · 13%
West Roosevelt Highway
58 mi · 10%
State Highway 16
35.6 mi · 6%
US Route 2
8.73 mi · 2%
US 2
1.66 mi
Longest Stretch

6th Street West

Exit the roundabout

332 mi · 06h 18m

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
09h 36m
Overnight route
Same-Day Return
19h 14m
Round-trip wheel time
Road vs Air
+88.4 mi
470.8 mi direct line
Halfway Stop
Chinook
04h 48m from Sidney
Leave By
4:46 PM MDT
Overnight-style route
Weather Watch

Partly Sunny leaving Sidney 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 Sidney to Kalispell?

The road trip is about 559.2 miles (899.9 km) and usually takes 09h 36m 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?

Chinook is a useful midpoint, sitting about 279.4 miles from Sidney and 279.8 miles from Kalispell.

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

The direct path is about 470.8 miles (757.6 km), while the road route adds roughly 88.4 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 $76.81 one way or $153.62 round trip. Estimated CO2 is about 175.3 kg one way.

What should you check before leaving?

Before you leave, expect Partly Sunny around Sidney and Chance Light Rain then Showers And Thunderstorms near Kalispell.

Stop Ideas Near Chinook

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

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

RAIL

Havre station

33 mi away
235 Main Street
RAIL

Malta

103 mi away
51 South 1st Street East

Flight Path Map

This map shows the direct air route between Sidney and Kalispell. Straight-line distance: 470.78 mi (757.65 km).

Sidney

#1 Sidney

City in Montana, United States

Population6,297
Coordinates47.7166800, -104.1563300
Altitude594
CountryUnited States
Kalispell

#2 Kalispell

City in Flathead County, Montana, United States

Population25,329
Coordinates48.1957900, -114.3129100
Altitude901
CountryUnited States
Start: North Central Avenue (-104.156325, 47.716678)
End: 3rd Street West (-114.312918, 48.195812)

Estimated Travel Time

Distance: 900 km by road

SpeedTime
30 mph (48.3 km/h)18h 37m
40 mph (64.37 km/h)13h 58m
50 mph (80.47 km/h)11h 10m
60 mph (96.56 km/h)09h 19m
70 mph (112.65 km/h)07h 59m
80 mph (129 km/h)06h 58m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
19.73 gal
74.69 L · about $76.81
Round trip
$153.62
39.46 gal · 149.38 L
Estimated CO2
175.3 kg one way
Round trip: 350.7 kg / 773 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $76.81 $153.62
Mid-grade $4.23 $83.48 $166.96
Premium $4.55 $89.75 $179.50
Diesel $5.41 $106.78 $213.56

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 Sidney and Kalispell. The current time is 22:41:25.

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.