How far is Iona, ID from Twin Falls, ID?
The driving distance from Iona, ID to Twin Falls, ID is about 166 miles (267.2 km), with a travel time of about 02h 29m by car.
- The straight-line flight distance is about 144 miles (231.7 km).
- For a round trip, plan for roughly 04h 59m 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 29m.
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 Idaho
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Iona and Twin Falls.
Turn-by-Turn Driving Directions
Step-by-step road directions between Iona and Twin Falls.
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1
Start on Olson Avenue
129 m · 20 sec · Olson Avenue
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2
Turn right onto East Iona Road
2979 ft · 1 min · East Iona Road
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3
Enter the roundabout and take exit 2 toward East Iona Road
39 m · 2 sec · East Iona Road
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4
Exit the roundabout onto East Iona Road
2 mi · 3 min · East Iona Road
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5
Enter the roundabout and take exit 2 toward East Iona Road
33 m · 2 sec · East Iona Road
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6
Exit the roundabout onto East Iona Road
2 mi · 4 min · East Iona Road
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7
At the end of the road, turn right onto North 5th East
1031 ft · 27 sec · North 5th East
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8
Take the ramp left
1734 ft · 42 sec
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9
Merge slight left onto Rigby Highway
2 mi · 3 min · Rigby Highway
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10
Merge slight right onto Grandview Drive
575 ft · 14 sec · Grandview Drive
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11
Take the exit slight right toward I 15 South: Arco, Pocatello
1466 ft · 37 sec
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12
Merge slight left onto Veterans Memorial Highway
46.5 mi · 44 min · Veterans Memorial Highway
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13
Take the exit slight right toward I 86 West: Chubbuck, Twin Falls
1 km · 44 sec
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14
Continue straight
62.7 mi · 59 min
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15
Continue on Vietnam Veterans Memorial Highway
39.1 mi · 37 min · Vietnam Veterans Memorial Highway
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16
Take the exit slight right toward ID 50: Kimberly, Twin Falls
2061 ft · 55 sec
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17
Turn left onto South 1150 East
147 m · 8 sec · South 1150 East
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18
Continue on ID 50
2676 ft · 35 sec · ID 50
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19
Continue on South 1150 East
1.1 km · 47 sec · South 1150 East
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20
Turn right onto East 3900 North Road
3.1 mi · 5 min · East 3900 North Road
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21
Continue on Addison Avenue East
3.9 mi · 7 min · Addison Avenue East
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22
Continue on Addison Ave East
1 mi · 2 min · Addison Ave East
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23
Turn left onto Shoshone Street East
55 m · 6 sec · Shoshone Street East
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24
Arrive at your destination
0 m · 1 sec · Shoshone Street East
Car Route Details
A richer read on the saved driving route between Iona and Twin 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.
I 86 West
Continue straight
62.7 mi · 00h 59m
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.
Sunny leaving Iona and Sunny near Twin Falls.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Iona to Twin Falls?
The road trip is about 166 miles (267.2 km) and usually takes 02h 29m 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?
American Falls is a useful midpoint, sitting about 83 miles from Iona and 83.1 miles from Twin Falls.
How much longer is the road route than the straight-line distance?
The direct path is about 144 miles (231.7 km), while the road route adds roughly 22 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 1:30 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $22.81 one way or $45.63 round trip. Estimated CO2 is about 52.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Iona and Sunny near Twin Falls.
Flight Path Map
This map shows the direct air route between Iona and Twin Falls. Straight-line distance: 143.95 mi (231.66 km).
#1 Iona
City in Idaho, United States
| Population | 2,354 |
| Coordinates | 43.5263000, -111.9330200 |
| Altitude | 1458 |
| Country | United States |
#2 Twin Falls
The most populous city in Twin Falls County, Idaho.
| Population | 50,197 |
| Coordinates | 42.5629700, -114.4608700 |
| Altitude | 1138 |
| Country | United States |
End: Shoshone Street East (-114.460704, 42.56285)
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 09m |
| 50 mph (80.47 km/h) | 03h 19m |
| 60 mph (96.56 km/h) | 02h 46m |
| 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 | $22.81 | $45.63 |
| Mid-grade | $4.23 | $24.79 | $49.59 |
| Premium | $4.55 | $26.66 | $53.31 |
| Diesel | $5.41 | $31.71 | $63.43 |
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 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.