How far is Manhattan, MT from Great Falls, MT?
The driving distance from Manhattan, MT to Great Falls, MT is about 165.8 miles (266.8 km), with a travel time of about 02h 37m by car.
- The straight-line flight distance is about 113.6 miles (182.8 km).
- For a round trip, plan for roughly 05h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 37m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
State capital of Montana, United States and seat of Lewis and Clark County
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Partly Sunny then Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Manhattan and Great Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Manhattan and Great Falls.
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1
Start on Broadway Street South
1659 ft · 31 sec · Broadway Street South
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2
Continue on Churchill Road
900 ft · 16 sec · Churchill Road
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3
Take the ramp right
1521 ft · 37 sec
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4
Merge slight left
13.3 mi · 13 min
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5
Take the exit slight right toward US 287: Helena, Ennis
1498 ft · 37 sec
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6
Turn right onto Highway 287
62.2 mi · 1 hr 11 min · Highway 287
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7
Take the exit slight right toward I 15 North: Great Falls
1958 ft · 48 sec
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8
Merge slight left onto First Special Service Force Memorial Highway
86 mi · 1 hr 23 min · First Special Service Force Memorial Highway
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9
Take the exit slight right toward I 15 Business, US 89 South, MT 200 East
2016 ft · 49 sec
-
10
Continue on Country Club Boulevard
1.4 mi · 2 min · Country Club Boulevard
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11
Continue on 10th Avenue South
1.1 km · 58 sec · 10th Avenue South
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12
Turn left onto 4th Street South
2216 ft · 2 min · 4th Street South
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13
Arrive at your destination
0 m · 1 sec · 4th Street South
Car Route Details
A richer read on the saved driving route between Manhattan and Great Falls.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
First Special Service Force Memorial Highway
Merge slight left onto First Special Service Force Memorial Highway
86 mi · 01h 23m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny then Chance Showers And Thunderstorms leaving Manhattan and Partly Sunny then Showers And Thunderstorms Likely near Great Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Manhattan to Great Falls?
The road trip is about 165.8 miles (266.8 km) and usually takes 02h 37m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Helena is a useful midpoint, sitting about 82.8 miles from Manhattan and 83 miles from Great Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 113.6 miles (182.8 km), while the road route adds roughly 52.2 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:14 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.77 one way or $45.55 round trip. Estimated CO2 is about 52 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Manhattan and Partly Sunny then Showers And Thunderstorms Likely near Great Falls.
Stop Ideas Near Helena
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 Helena.
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Flight Path Map
This map shows the direct air route between Manhattan and Great Falls. Straight-line distance: 113.57 mi (182.78 km).
#1 Manhattan
Town in Montana
| Population | 1,917 |
| Coordinates | 45.8566000, -111.3324600 |
| Altitude | 1294 |
| Country | United States |
#2 Great Falls
Town in Cascade County, Montana, United States
| Population | 58,353 |
| Coordinates | 47.5002400, -111.3008100 |
| Altitude | 1015 |
| Country | United States |
End: 4th Street South (-111.300848, 47.50024)
Estimated Travel Time
Distance: 267 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 31m |
| 40 mph (64.37 km/h) | 04h 08m |
| 50 mph (80.47 km/h) | 03h 18m |
| 60 mph (96.56 km/h) | 02h 45m |
| 70 mph (112.65 km/h) | 02h 22m |
| 80 mph (129 km/h) | 02h 04m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $22.77 | $45.55 |
| Mid-grade | $4.23 | $24.75 | $49.50 |
| Premium | $4.55 | $26.61 | $53.22 |
| Diesel | $5.41 | $31.66 | $63.32 |
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.