How far is Lewiston, ID from Hailey, ID?
The driving distance from Lewiston, ID to Hailey, ID is about 409.4 miles (658.9 km), with a travel time of about 08h 29m by car.
- The straight-line flight distance is about 239.8 miles (385.9 km).
- For a round trip, plan for roughly 16h 59m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM PDT.
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 08h 29m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Rural city in and the county seat of Valley County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Chance Light Snow
Driving Route Map
The map below follows the saved road route between Lewiston and Hailey.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lewiston and Hailey.
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1
Start on the route
32 m · 10 sec
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2
Turn right onto Idaho Street
1 km · 2 min · Idaho Street
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3
Turn right onto 19th Street
88 m · 18 sec · 19th Street
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4
Turn left onto 7th Avenue
669 ft · 31 sec · 7th Avenue
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5
At the end of the road, turn left onto 21st Street
103 m · 10 sec · 21st Street
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6
Continue straight
1.6 km · 2 min
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7
Keep slight right to continue on US 95 South: Missoula, Boise
9.3 mi · 11 min
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8
Continue straight
58.6 mi · 1 hr 8 min
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9
Turn right onto Johnston Road
2.2 mi · 5 min · Johnston Road
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10
Turn right
76.4 mi · 1 hr 27 min
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11
Turn left
10.6 mi · 16 min
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12
Turn right onto Boydstun Street
1.5 km · 2 min · Boydstun Street
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13
Continue on East Deinhard Lane
1.6 mi · 3 min · East Deinhard Lane
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14
Turn right onto South 3rd Street
45.6 mi · 1 hr 2 min · South 3rd Street
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15
Continue on ID 55
18.5 mi · 25 min · ID 55
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16
Continue on Highway 55
12.6 mi · 17 min · Highway 55
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17
Continue on Horseshoe Bend Road
1.3 mi · 2 min · Horseshoe Bend Road
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18
Continue on ID 55
2 mi · 5 min · ID 55
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19
Continue on Horseshoe Bend Road
2105 ft · 30 sec · Horseshoe Bend Road
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20
Continue on Highway 55
2.4 mi · 3 min · Highway 55
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21
Continue on Payette River Scenic Byway
5.9 mi · 7 min · Payette River Scenic Byway
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22
Continue on North Horseshoe Bend Road
8.9 mi · 12 min · North Horseshoe Bend Road
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23
Turn left onto East State Street
2.4 mi · 4 min · East State Street
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24
Turn right onto North Glenwood Street
1.7 mi · 4 min · North Glenwood Street
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25
Turn left onto North Mountain View Drive
1056 ft · 38 sec · North Mountain View Drive
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26
Turn right onto North Cole Road
2.6 mi · 6 min · North Cole Road
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27
Continue on South Cole Road
1.2 mi · 3 min · South Cole Road
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28
Take the ramp left toward I 84 East
1965 ft · 48 sec
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29
Merge slight left onto Vietnam Veterans Memorial Highway
44.3 mi · 42 min · Vietnam Veterans Memorial Highway
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30
Take the exit slight right toward US 20, I 84 Business: Mountain Home, Fairfield
1894 ft · 55 sec · Idaho Medal of Honor Highway
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31
Continue on Idaho Medal of Honor Highway
618 ft · 10 sec · Idaho Medal of Honor Highway
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32
Continue on Sun Valley Highway
40.8 mi · 47 min · Sun Valley Highway
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33
Continue on Idaho Medal of Honor Highway
41.7 mi · 48 min · Idaho Medal of Honor Highway
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34
Turn left
14.4 mi · 21 min
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35
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Lewiston and Hailey.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Longest stretch
Turn right
76.4 mi · 01h 27m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Rain Showers leaving Lewiston and Chance Light Snow near Hailey.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lewiston to Hailey?
The road trip is about 409.4 miles (658.9 km) and usually takes 08h 29m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Cascade is a useful midpoint, sitting about 204.6 miles from Lewiston and 204.9 miles from Hailey.
How much longer is the road route than the straight-line distance?
The direct path is about 239.8 miles (385.9 km), while the road route adds roughly 169.6 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 7:30 AM PDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.25 one way or $112.51 round trip. Estimated CO2 is about 128.4 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Lewiston and Hailey, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Rain Showers around Lewiston and Chance Light Snow near Hailey.
Stop Ideas Near Cascade
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 Cascade.
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Flight Path Map
This map shows the direct air route between Lewiston and Hailey. Straight-line distance: 239.79 mi (385.9 km).
#1 Lewiston
City in Nez Perce County, Idaho, USA
| Population | 32,788 |
| Coordinates | 46.4165500, -117.0176600 |
| Altitude | 227 |
| Country | United States |
#2 Hailey
City in Idaho
| Population | 8,689 |
| Coordinates | 43.5196300, -114.3153200 |
| Altitude | 1621 |
| Country | United States |
End: Hailey (-114.31532, 43.51963)
Estimated Travel Time
Distance: 659 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 13h 38m |
| 40 mph (64.37 km/h) | 10h 14m |
| 50 mph (80.47 km/h) | 08h 11m |
| 60 mph (96.56 km/h) | 06h 49m |
| 70 mph (112.65 km/h) | 05h 50m |
| 80 mph (129 km/h) | 05h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $56.25 | $112.51 |
| Mid-grade | $4.23 | $61.14 | $122.28 |
| Premium | $4.55 | $65.73 | $131.47 |
| Diesel | $5.41 | $78.20 | $156.41 |
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.