How far is Idaho Falls, ID from Star, ID?
The driving distance from Idaho Falls, ID to Star, ID is about 298.3 miles (480.1 km), with a travel time of about 04h 52m by car.
- The straight-line flight distance is about 223.7 miles (360 km).
- For a round trip, plan for roughly 09h 45m 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 52m.
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 Twin Falls County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain And Snow Likely
Mostly Cloudy then Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Idaho Falls and Star.
Turn-by-Turn Driving Directions
Step-by-step road directions between Idaho Falls and Star.
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1
Start on Charleston Lane
46 m · 9 sec · Charleston Lane
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2
Turn right onto West Stone Run Lane
74 m · 16 sec · West Stone Run Lane
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3
Turn left onto Stonebrook Lane
142 m · 20 sec · Stonebrook Lane
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4
Turn left onto West Sunnyside Road
2.7 mi · 4 min · West Sunnyside Road
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5
Take the exit left toward Blackfook, Pocatello, Salt Lake City
1307 ft · 32 sec
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6
Merge slight left onto Veterans Memorial Highway
43.1 mi · 41 min · Veterans Memorial Highway
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7
Take the exit slight right toward I 86 West: Chubbuck, Twin Falls
1 km · 44 sec
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8
Continue straight
62.7 mi · 59 min
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9
Continue on Vietnam Veterans Memorial Highway
174.9 mi · 2 hr 46 min · Vietnam Veterans Memorial Highway
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10
Take the exit slight right toward ID 55 North: Eagle, McCall
2079 ft · 51 sec
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11
Keep slight right to continue on ID 55 North: Eagle, Emmett, Mc Call
108 m · 10 sec
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12
Merge slight left onto South Eagle Road
4.5 mi · 7 min · South Eagle Road
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13
Turn left onto East Chinden Boulevard
7 mi · 10 min · East Chinden Boulevard
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14
Turn right onto North Star Road
2 mi · 4 min · North Star Road
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15
Turn left onto West State Street
14 m · 2 sec · West State Street
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16
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Idaho Falls and Star.
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
175 mi · 02h 46m
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.
Rain And Snow Likely leaving Idaho Falls and Mostly Cloudy then Slight Chance Rain Showers near Star.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Idaho Falls to Star?
The road trip is about 298.3 miles (480.1 km) and usually takes 04h 52m 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?
Hansen is a useful midpoint, sitting about 148.9 miles from Idaho Falls and 149.4 miles from Star.
How much longer is the road route than the straight-line distance?
The direct path is about 223.7 miles (360 km), while the road route adds roughly 74.6 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 7:14 AM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $40.95 one way or $81.91 round trip. Estimated CO2 is about 93.5 kg one way.
What should you check before leaving?
Before you leave, expect Rain And Snow Likely around Idaho Falls and Mostly Cloudy then Slight Chance Rain Showers near Star.
Stop Ideas Near Hansen
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 Hansen.
Twin Falls, Idaho
Flight Path Map
This map shows the direct air route between Idaho Falls and Star. Straight-line distance: 223.72 mi (360.04 km).
#1 Idaho Falls
The most populous city in Bonneville County, Idaho.
| Population | 62,888 |
| Coordinates | 43.4665800, -112.0341400 |
| Altitude | 1434 |
| Country | United States |
#2 Star
City in Ada County, Idaho, United States
| Population | 10,532 |
| Coordinates | 43.6921100, -116.4934600 |
| Altitude | 753 |
| Country | United States |
End: Star (-116.49346, 43.69211)
Estimated Travel Time
Distance: 480 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 56m |
| 40 mph (64.37 km/h) | 07h 27m |
| 50 mph (80.47 km/h) | 05h 57m |
| 60 mph (96.56 km/h) | 04h 58m |
| 70 mph (112.65 km/h) | 04h 15m |
| 80 mph (129 km/h) | 03h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $40.95 | $81.91 |
| Mid-grade | $4.23 | $44.51 | $89.02 |
| Premium | $4.55 | $47.86 | $95.71 |
| Diesel | $5.41 | $56.93 | $113.87 |
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.