How far is Rexburg, ID from Mountain Home, ID?
The driving distance from Rexburg, ID to Mountain Home, ID is about 240 miles (386.3 km), with a travel time of about 04h 02m by car.
- The straight-line flight distance is about 201.4 miles (324.1 km).
- For a round trip, plan for roughly 08h 05m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 04h 02m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Minidoka County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely then Showers And Thunderstorms
Rain Showers
Driving Route Map
The map below follows the saved road route between Rexburg and Mountain Home.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rexburg and Mountain Home.
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1
Start on West Main Street
1 mi · 2 min · West Main Street
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2
Continue on West Main Street
128 m · 12 sec · West Main Street
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3
Take the ramp slight left toward US 20
2201 ft · 54 sec
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4
Merge slight left onto Yellowstone Highway
6.9 mi · 7 min · Yellowstone Highway
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5
Continue on Idaho Medal of Honor Highway
15.4 mi · 16 min · Idaho Medal of Honor Highway
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6
Continue on Rigby Highway
3.1 mi · 4 min · Rigby Highway
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7
Merge slight right onto Grandview Drive
575 ft · 14 sec · Grandview Drive
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8
Take the exit slight right toward I 15 South: Arco, Pocatello
1466 ft · 37 sec
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9
Merge slight left onto Veterans Memorial Highway
46.5 mi · 44 min · Veterans Memorial Highway
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10
Take the exit slight right toward I 86 West: Chubbuck, Twin Falls
1 km · 44 sec
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11
Continue straight
62.7 mi · 59 min
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12
Continue on Vietnam Veterans Memorial Highway
125.8 mi · 1 hr 58 min · Vietnam Veterans Memorial Highway
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13
Take the exit slight right toward US 20 East, I 84 Business: Mountain Home, Fairfield
1947 ft · 56 sec
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14
Turn left onto Sun Valley Highway
61 m · 3 sec · Sun Valley Highway
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15
Continue on Idaho Medal of Honor Highway
1.5 mi · 2 min · Idaho Medal of Honor Highway
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16
Turn slight left onto East 2nd North Street
592 ft · 26 sec · East 2nd North Street
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17
Arrive at your destination
0 m · 1 sec · East 2nd North Street
Car Route Details
A richer read on the saved driving route between Rexburg and Mountain Home.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Vietnam Veterans Memorial Highway
Continue on Vietnam Veterans Memorial Highway
126 mi · 01h 58m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Light Rain Likely then Showers And Thunderstorms leaving Rexburg and Rain Showers near Mountain Home.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rexburg to Mountain Home?
The road trip is about 240 miles (386.3 km) and usually takes 04h 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?
Acequia is a useful midpoint, sitting about 132.3 miles from Rexburg and 107.7 miles from Mountain Home.
How much longer is the road route than the straight-line distance?
The direct path is about 201.4 miles (324.1 km), while the road route adds roughly 38.6 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 8:54 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.97 one way or $65.95 round trip. Estimated CO2 is about 75.3 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely then Showers And Thunderstorms around Rexburg and Rain Showers near Mountain Home.
Stop Ideas Near Acequia
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 Acequia.
Twin Falls, Idaho
Flight Path Map
This map shows the direct air route between Rexburg and Mountain Home. Straight-line distance: 201.36 mi (324.06 km).
#1 Rexburg
City in and county seat of Madison County, Idaho, United States
| Population | 29,400 |
| Coordinates | 43.8260200, -111.7896900 |
| Altitude | 1483 |
| Country | United States |
#2 Mountain Home
City in Elmore, Idaho, United States
| Population | 14,562 |
| Coordinates | 43.1329500, -115.6912000 |
| Altitude | 959 |
| Country | United States |
End: East 2nd North Street (-115.691267, 43.133031)
Estimated Travel Time
Distance: 386 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 59m |
| 40 mph (64.37 km/h) | 06h 00m |
| 50 mph (80.47 km/h) | 04h 48m |
| 60 mph (96.56 km/h) | 04h 00m |
| 70 mph (112.65 km/h) | 03h 25m |
| 80 mph (129 km/h) | 02h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $32.97 | $65.95 |
| Mid-grade | $4.23 | $35.84 | $71.67 |
| Premium | $4.55 | $38.53 | $77.06 |
| Diesel | $5.41 | $45.84 | $91.68 |
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 · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.