How far is Conrad, MT from Miles City, MT?

The driving distance from Conrad, MT to Miles City, MT is about 379.3 miles (610.4 km), with a travel time of about 06h 22m by car.

  • The straight-line flight distance is about 310.9 miles (500.3 km).
  • For a round trip, plan for roughly 12h 45m 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
379.25 mi
06h 22m
Flight
310.85 mi
500.26 km direct

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

Learn Distance

Choose another destination from Conrad.

Flight Distance

Direct air line
310.85 mi
Kilometers
500.26 km
Flight Time
00h 37m

Driving Distance

Road route
379.25 mi
Kilometers
610.35 km
Drive Time
06h 22m

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 22m.

Arrival Snapshot
Arrive in Miles City
Thu, Apr 23, 8:28 AM MDT
Return by in Conrad
Thu, Apr 23, 2:51 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Conrad
2026-04-23T02:05
Arrive Miles City
Thu, Apr 23, 8:28 AM MDT
Route Timing
06h 22m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
12:23 PM to 1:53 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
11:14 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Conrad
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
Grass Range
MT

Town of the United States

From Conrad
188.9 mi
03h 11m
To Miles City
190.3 mi
03h 11m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
45°F
Thursday

Chance Light Snow

Starts
Thu, Apr 23 6:00 AM MDT
Wind
23 to 26 mph NNW
Destination
47°F
Thursday

Rain Showers

Starts
Thu, Apr 23 6:00 AM MDT
Wind
24 to 33 mph NW

Driving Route Map

The map below follows the saved road route between Conrad and Miles City.

Turn-by-Turn Driving Directions

Step-by-step road directions between Conrad and Miles City.

  1. 1

    Start on South Main Street

    1.4 km · 1 min · South Main Street

  2. 2

    Take the ramp slight right

    1527 ft · 38 sec

  3. 3

    Merge slight left onto First Special Service Force Memorial Highway

    57.1 mi · 54 min · First Special Service Force Memorial Highway

  4. 4

    Take the exit slight right toward I 15 Business

    1262 ft · 31 sec

  5. 5

    Turn left onto Central Avenue West

    1.5 mi · 2 min · Central Avenue West

  6. 6

    Continue on First Avenue North Bridge

    1055 ft · 18 sec · First Avenue North Bridge

  7. 7

    Continue on 1st Avenue North

    1.2 mi · 2 min · 1st Avenue North

  8. 8

    Turn right onto 14th Street North

    1.3 km · 1 min · 14th Street North

  9. 9

    Turn left onto 10th Avenue South

    22.6 mi · 25 min · 10th Avenue South

  10. 10

    Enter the roundabout and take exit 2 toward the route

    68 m · 3 sec

  11. 11

    Exit the roundabout

    1606 ft · 21 sec

  12. 12

    Turn straight

    64.3 mi · 1 hr 10 min

  13. 13

    Continue straight

    14.7 mi · 16 min

  14. 14

    Turn straight onto Truck Bypass

    2.6 mi · 4 min · Truck Bypass

  15. 15

    Continue on 1st Avenue North

    1629 ft · 37 sec · 1st Avenue North

  16. 16

    Turn left onto East Main Street

    1946 ft · 1 min · East Main Street

  17. 17

    Continue on Northeast Main Street

    1.1 mi · 2 min · Northeast Main Street

  18. 18

    Continue on US Highway 87

    126.8 mi · 2 hr 16 min · US Highway 87

  19. 19

    Turn right

    82.6 mi · 2 hr 3 min

  20. 20

    Turn left onto Main Street

    2357 ft · 52 sec · Main Street

  21. 21

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Conrad and Miles City.

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
21 steps
10 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
5.5 / 100 mi
Decision points by distance
Main Roads
US Highway 87
127 mi · 33%
First Special Service Force Memorial Highway
57.1 mi · 15%
10th Avenue South
37.6 mi · 10%
Truck Bypass
2.61 mi · 1%
1st Avenue North
1.56 mi
Central Avenue West
1.46 mi
Longest Stretch

US Highway 87

Continue on US Highway 87

127 mi · 02h 16m

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
06h 22m
Overnight route
Same-Day Return
12h 46m
Round-trip wheel time
Road vs Air
+68.4 mi
310.9 mi direct line
Halfway Stop
Grass Range
03h 11m from Conrad
Leave By
11:14 PM MDT
Overnight-style route
Weather Watch

Chance Light Snow leaving Conrad and Rain Showers near Miles City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Conrad to Miles City?

The road trip is about 379.3 miles (610.4 km) and usually takes 06h 22m 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?

Grass Range is a useful midpoint, sitting about 188.9 miles from Conrad and 190.3 miles from Miles City.

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

The direct path is about 310.9 miles (500.3 km), while the road route adds roughly 68.4 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 $52.09 one way or $104.18 round trip. Estimated CO2 is about 118.9 kg one way.

What should you check before leaving?

Before you leave, expect Chance Light Snow around Conrad and Rain Showers near Miles City.

Flight Path Map

This map shows the direct air route between Conrad and Miles City. Straight-line distance: 310.85 mi (500.26 km).

Conrad

#1 Conrad

Town in Montana, United States

Population2,412
Coordinates48.1702500, -111.9461300
Altitude1073
CountryUnited States
Miles City

#2 Miles City

City in Custer County, Montana

Population8,264
Coordinates46.4083400, -105.8405600
Altitude722
CountryUnited States
Start: South Main Street (-111.946107, 48.170258)
End: Main Street (-105.84056, 46.408351)

Estimated Travel Time

Distance: 610 km by road

SpeedTime
30 mph (48.3 km/h)12h 38m
40 mph (64.37 km/h)09h 28m
50 mph (80.47 km/h)07h 35m
60 mph (96.56 km/h)06h 19m
70 mph (112.65 km/h)05h 25m
80 mph (129 km/h)04h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
13.38 gal
50.66 L · about $52.09
Round trip
$104.18
26.76 gal · 101.32 L
Estimated CO2
118.9 kg one way
Round trip: 237.8 kg / 524 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $52.09 $104.18
Mid-grade $4.23 $56.61 $113.22
Premium $4.55 $60.87 $121.73
Diesel $5.41 $72.41 $144.83

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 Conrad and Miles City. The current time is 02:05:29.

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.