How far is Montpelier, ID from Idaho Falls, ID?
The driving distance from Montpelier, ID to Idaho Falls, ID is about 135.2 miles (217.6 km), with a travel time of about 02h 07m by car.
- The straight-line flight distance is about 87.4 miles (140.7 km).
- For a round trip, plan for roughly 04h 14m 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 07m.
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.
City in Bannock County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Slight Chance Light Rain then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Montpelier and Idaho Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Montpelier and Idaho Falls.
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1
Start on North 4th Street
63.6 mi · 1 hr 19 min · North 4th Street
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2
Take the exit slight right
1973 ft · 21 sec
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3
Merge slight left onto Veterans Memorial Highway
68.2 mi · 1 hr 5 min · Veterans Memorial Highway
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4
Take the exit slight right toward I 15 Business, US 26: Ammon, Jackson
1448 ft · 36 sec
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5
Turn right onto West Sunnyside Road
2.6 mi · 4 min · West Sunnyside Road
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6
Turn right onto Stonebrook Lane
142 m · 15 sec · Stonebrook Lane
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7
Turn right onto West Stone Run Lane
74 m · 16 sec · West Stone Run Lane
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8
Turn left onto Charleston Lane
46 m · 7 sec · Charleston Lane
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9
Arrive at your destination
0 m · 1 sec · Charleston Lane
Car Route Details
A richer read on the saved driving route between Montpelier and Idaho Falls.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Veterans Memorial Highway
Merge slight left onto Veterans Memorial Highway
68.2 mi · 01h 05m
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 leaving Montpelier and Slight Chance Light Rain then Mostly Sunny near Idaho Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Montpelier to Idaho Falls?
The road trip is about 135.2 miles (217.6 km) and usually takes 02h 07m 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?
McCammon is a useful midpoint, sitting about 67.5 miles from Montpelier and 67.7 miles from Idaho Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 87.4 miles (140.7 km), while the road route adds roughly 47.8 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 2:16 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.57 one way or $37.14 round trip. Estimated CO2 is about 42.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Montpelier and Slight Chance Light Rain then Mostly Sunny near Idaho Falls.
Flight Path Map
This map shows the direct air route between Montpelier and Idaho Falls. Straight-line distance: 87.42 mi (140.69 km).
#1 Montpelier
City in Bear Lake County, Idaho, United States
| Population | 2,538 |
| Coordinates | 42.3221500, -111.2977000 |
| Altitude | 1823 |
| Country | United States |
#2 Idaho Falls
The most populous city in Bonneville County, Idaho.
| Population | 62,888 |
| Coordinates | 43.4665800, -112.0341400 |
| Altitude | 1434 |
| Country | United States |
End: Charleston Lane (-112.034479, 43.46658)
Estimated Travel Time
Distance: 218 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 30m |
| 40 mph (64.37 km/h) | 03h 22m |
| 50 mph (80.47 km/h) | 02h 42m |
| 60 mph (96.56 km/h) | 02h 15m |
| 70 mph (112.65 km/h) | 01h 55m |
| 80 mph (129 km/h) | 01h 41m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $18.57 | $37.14 |
| Mid-grade | $4.23 | $20.18 | $40.36 |
| Premium | $4.55 | $21.70 | $43.40 |
| Diesel | $5.41 | $25.82 | $51.63 |
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 Idaho · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.