How far is Great Falls, MT from Crow Agency, MT?

The driving distance from Great Falls, MT to Crow Agency, MT is about 277.4 miles (446.5 km), with a travel time of about 05h 03m by car.

  • The straight-line flight distance is about 224.7 miles (361.6 km).
  • For a round trip, plan for roughly 10h 07m 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
277.42 mi
05h 03m
Flight
224.66 mi
361.56 km direct

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

Learn Distance

Choose another destination from Great Falls.

Flight Distance

Direct air line
224.66 mi
Kilometers
361.56 km
Flight Time
00h 27m

Driving Distance

Road route
277.42 mi
Kilometers
446.46 km
Drive Time
05h 03m

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 03m.

Arrival Snapshot
Arrive in Crow Agency
Sat, Apr 18, 1:54 PM MDT
Return by in Great Falls
Sat, Apr 18, 6:58 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Great Falls
2026-04-18T08:50
Arrive Crow Agency
Sat, Apr 18, 1:54 PM MDT
Route Timing
05h 03m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
11:04 AM to 1:04 PM MDT

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

Leave by
6:52 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Great Falls
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
Harlowton
MT

City in Montana

From Great Falls
138.5 mi
02h 31m
To Crow Agency
138.9 mi
02h 31m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Saturday

Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
8 to 16 mph SW
Destination
58°F
Saturday

Mostly Sunny

Starts
Sat, Apr 18 6:00 AM MDT
Wind
7 to 16 mph W

Driving Route Map

The map below follows the saved road route between Great Falls and Crow Agency.

Turn-by-Turn Driving Directions

Step-by-step road directions between Great Falls and Crow Agency.

  1. 1

    Start on 4th Street South

    49 m · 12 sec · 4th Street South

  2. 2

    Turn left onto 5th Avenue South

    130 m · 21 sec · 5th Avenue South

  3. 3

    Turn right onto 5th Street South

    1988 ft · 36 sec · 5th Street South

  4. 4

    Turn left onto 10th Avenue South

    5.7 mi · 8 min · 10th Avenue South

  5. 5

    Continue straight

    17.6 mi · 19 min

  6. 6

    Enter the roundabout and take exit 2 toward the route

    68 m · 3 sec

  7. 7

    Exit the roundabout

    1606 ft · 21 sec

  8. 8

    Turn straight

    64.3 mi · 1 hr 10 min

  9. 9

    Turn right

    39.2 mi · 43 min

  10. 10

    Turn left

    45.1 mi · 51 min

  11. 11

    Turn right

    12.4 mi · 14 min

  12. 12

    Continue straight

    2.5 mi · 3 min

  13. 13

    Continue straight

    25.5 mi · 29 min

  14. 14

    Enter the roundabout and take exit 2 toward the route

    38 m · 2 sec

  15. 15

    Exit the roundabout

    3.1 mi · 4 min

  16. 16

    Enter the roundabout and take exit 2 toward Airport Road

    46 m · 2 sec · Airport Road

  17. 17

    Exit the rotary onto Airport Road

    2.7 mi · 4 min · Airport Road

  18. 18

    Turn right onto Swords Lane

    76 m · 12 sec · Swords Lane

  19. 19

    Turn left onto Aronson Avenue

    143 m · 9 sec · Aronson Avenue

  20. 20

    Merge slight left

    3275 ft · 1 min

  21. 21

    Turn left onto US Highway 87 East

    1.3 mi · 2 min · US Highway 87 East

  22. 22

    Turn left

    1595 ft · 41 sec

  23. 23

    Continue straight

    3.1 mi · 4 min

  24. 24

    Keep slight right to continue on I 90 East: Sheridan

    52.4 mi · 49 min

  25. 25

    Take the exit slight right toward Crow Agency, Baaxuwuaashe

    1682 ft · 46 sec

  26. 26

    Turn left

    574 ft · 18 sec

  27. 27

    Arrive at your destination

    0 m · 1 sec · Makawasha Avenue

Car Route Details

A richer read on the saved driving route between Great Falls and Crow Agency.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
27 steps
18 turns on the saved route
Ramps & Exits
8
1 merges, 7 ramps or exits
Navigation Density
9.7 / 100 mi
Decision points by distance
Main Roads
10th Avenue South
54.8 mi · 20%
I 90 East
52.8 mi · 19%
US Highway 87 East
4.46 mi · 2%
Airport Road
2.73 mi · 1%
Aronson Avenue
0.71 mi
5th Street South
0.38 mi
Longest Stretch

Longest stretch

Turn straight

64.3 mi · 01h 10m

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
05h 03m
Long day trip
Same-Day Return
10h 08m
Round-trip wheel time
Road vs Air
+52.7 mi
224.7 mi direct line
Halfway Stop
Harlowton
02h 31m from Great Falls
Leave By
6:52 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Great Falls and Mostly Sunny near Crow Agency.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Great Falls to Crow Agency?

The road trip is about 277.4 miles (446.5 km) and usually takes 05h 03m 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?

Harlowton is a useful midpoint, sitting about 138.5 miles from Great Falls and 138.9 miles from Crow Agency.

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

The direct path is about 224.7 miles (361.6 km), while the road route adds roughly 52.7 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 6:52 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $38.11 one way or $76.22 round trip. Estimated CO2 is about 87 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Great Falls and Mostly Sunny near Crow Agency.

Stop Ideas Near Harlowton

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

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

BUS

Livingston, MT

101 mi away
1404 East Park Street \r\n

Flight Path Map

This map shows the direct air route between Great Falls and Crow Agency. Straight-line distance: 224.66 mi (361.56 km).

Great Falls

#1 Great Falls

Town in Cascade County, Montana, United States

Population58,353
Coordinates47.5002400, -111.3008100
Altitude1015
CountryUnited States
Crow Agency

#2 Crow Agency

Census designated place

Population1,616
Coordinates45.6016400, -107.4611900
Altitude926
CountryUnited States
Start: Great Falls (-111.30081, 47.50024)
End: Crow Agency (-107.46119, 45.60164)

Estimated Travel Time

Distance: 446 km by road

SpeedTime
30 mph (48.3 km/h)09h 14m
40 mph (64.37 km/h)06h 56m
50 mph (80.47 km/h)05h 32m
60 mph (96.56 km/h)04h 37m
70 mph (112.65 km/h)03h 57m
80 mph (129 km/h)03h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.79 gal
37.06 L · about $38.11
Round trip
$76.22
19.58 gal · 74.12 L
Estimated CO2
87 kg one way
Round trip: 174 kg / 384 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $38.11 $76.22
Mid-grade $4.23 $41.42 $82.84
Premium $4.55 $44.53 $89.07
Diesel $5.41 $52.98 $105.97

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 18, 2026

There is no time difference between Great Falls and Crow Agency. The current time is 08:50:21.

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.