How far is Sun Prairie, MT from Belgrade, MT?

The driving distance from Sun Prairie, MT to Belgrade, MT is about 185 miles (297.7 km), with a travel time of about 03h 02m by car.

  • The straight-line flight distance is about 122.5 miles (197.2 km).
  • For a round trip, plan for roughly 06h 04m 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
185.01 mi
03h 02m
Flight
122.52 mi
197.17 km direct

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

Learn Distance

Choose another destination from Sun Prairie.

Flight Distance

Direct air line
122.52 mi
Kilometers
197.17 km
Flight Time
00h 14m

Driving Distance

Road route
185.01 mi
Kilometers
297.75 km
Drive Time
03h 02m

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 03h 02m.

Arrival Snapshot
Arrive in Belgrade
Thu, Oct 15, 3:28 PM MDT
Return by in Sun Prairie
Thu, Oct 15, 6:30 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sun Prairie
2026-10-15T12:26
Arrive Belgrade
Thu, Oct 15, 3:28 PM MDT
Route Timing
03h 02m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:02 AM to 11:02 AM MDT

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

Leave by
10:56 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Sun Prairie
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
Helena
MT

State capital of Montana, United States and seat of Lewis and Clark County

From Sun Prairie
91.5 mi
01h 31m
To Belgrade
93.5 mi
01h 31m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
50°F
Today

Sunny

Starts
Thu, Oct 15 10:00 AM MDT
Wind
3 mph WSW
Destination
41°F
Today

Sunny

Starts
Thu, Oct 15 10:00 AM MDT
Wind
2 mph WNW

Driving Route Map

The map below follows the saved road route between Sun Prairie and Belgrade.

Turn-by-Turn Driving Directions

Step-by-step road directions between Sun Prairie and Belgrade.

  1. 1

    Start on Manchester Lane

    1.5 km · 4 min · Manchester Lane

  2. 2

    Turn left onto South Manchester Road

    2802 ft · 2 min · South Manchester Road

  3. 3

    At the end of the road, turn right onto Vaughn South Frontage Road

    2437 ft · 56 sec · Vaughn South Frontage Road

  4. 4

    Turn left onto North Manchester Road

    722 ft · 16 sec · North Manchester Road

  5. 5

    Take the ramp right

    969 ft · 24 sec

  6. 6

    Merge slight left onto First Special Service Force Memorial Highway

    93.4 mi · 1 hr 30 min · First Special Service Force Memorial Highway

  7. 7

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

    1280 ft · 34 sec

  8. 8

    Turn left onto Prospect Avenue

    1 mi · 2 min · Prospect Avenue

  9. 9

    Continue straight

    3.6 mi · 5 min

  10. 10

    Continue straight

    1678 ft · 26 sec

  11. 11

    Continue straight

    30.2 mi · 34 min

  12. 12

    Continue straight

    2.3 mi · 2 min

  13. 13

    Continue straight

    1.2 mi · 1 min

  14. 14

    Continue straight

    1.4 mi · 2 min

  15. 15

    Continue straight

    22.7 mi · 24 min

  16. 16

    Take the exit left toward I 90 East: Billings

    1372 ft · 34 sec

  17. 17

    Merge slight left

    22.3 mi · 22 min

  18. 18

    Take the exit slight right toward MT 291, MT 85: Belgrade, West Yellowstone

    1374 ft · 38 sec

  19. 19

    Turn left onto Amsterdam Road

    1.3 km · 58 sec · Amsterdam Road

  20. 20

    Turn left onto Jackrabbit Lane

    2627 ft · 51 sec · Jackrabbit Lane

  21. 21

    Turn right onto West Madison Avenue

    1116 ft · 23 sec · West Madison Avenue

  22. 22

    Turn slight left onto South Broadway

    1482 ft · 55 sec · South Broadway

  23. 23

    Turn right onto East Main Street

    25 m · 3 sec · East Main Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · East Main Street

Car Route Details

A richer read on the saved driving route between Sun Prairie and Belgrade.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
24 steps
9 turns on the saved route
Ramps & Exits
6
2 merges, 4 ramps or exits
Navigation Density
13 / 100 mi
Decision points by distance
Main Roads
First Special Service Force Memorial Highway
93.4 mi · 50%
Prospect Avenue
62.7 mi · 34%
I 90 East
22.6 mi · 12%
Manchester Lane
0.94 mi · 1%
Amsterdam Road
0.82 mi
South Manchester Road
0.53 mi
Longest Stretch

First Special Service Force Memorial Highway

Merge slight left onto First Special Service Force Memorial Highway

93.4 mi · 01h 30m

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
03h 02m
Long day trip
Same-Day Return
06h 04m
Round-trip wheel time
Road vs Air
+62.5 mi
122.5 mi direct line
Halfway Stop
Helena
01h 31m from Sun Prairie
Leave By
10:56 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Sun Prairie and Sunny near Belgrade.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Sun Prairie to Belgrade?

The road trip is about 185 miles (297.7 km) and usually takes 03h 02m 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?

Helena is a useful midpoint, sitting about 91.5 miles from Sun Prairie and 93.5 miles from Belgrade.

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

The direct path is about 122.5 miles (197.2 km), while the road route adds roughly 62.5 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 10:56 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $29.35 one way or $58.69 round trip. Estimated CO2 is about 58 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Sun Prairie and Sunny near Belgrade.

Stop Ideas Near Helena

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

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

BUS

Butte, MT

76 mi away
1324 Harrison Avenue
BUS

Bozeman, MT

113 mi away
6505 Jack Rabbit Lane

Flight Path Map

This map shows the direct air route between Sun Prairie and Belgrade. Straight-line distance: 122.52 mi (197.17 km).

Photo coming soon

#1 Sun Prairie

Situated in Cascade County at an elevation of 3,340 feet, this central Montana community lies northwest of Great Falls along the Sun River.

Population0
Coordinates47.5369000, -111.4813600
Altitude1018
CountryUnited States
Belgrade

#2 Belgrade

City in Gallatin County, Montana, USA

Population10,390
Coordinates45.7760400, -111.1769000
Altitude1359
CountryUnited States
Start: (-111.48092, 47.530998)
End: East Main Street (-111.176867, 45.776072)

Estimated Travel Time

Distance: 298 km by road

SpeedTime
30 mph (48.3 km/h)06h 09m
40 mph (64.37 km/h)04h 37m
50 mph (80.47 km/h)03h 42m
60 mph (96.56 km/h)03h 05m
70 mph (112.65 km/h)02h 38m
80 mph (129 km/h)02h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.53 gal
24.71 L · about $29.35
Round trip
$58.69
13.06 gal · 49.42 L
Estimated CO2
58 kg one way
Round trip: 116.1 kg / 256 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.49 $29.35 $58.69
Mid-grade $4.83 $31.51 $63.01
Premium $5.19 $33.91 $67.82
Diesel $6.11 $39.90 $79.80

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 · Oct 15, 2026

There is no time difference between Sun Prairie and Belgrade. The current time is 12:26:19.

Distance to Other Cities

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.