How far is Twin Falls, ID from Saint Maries, ID?
The driving distance from Twin Falls, ID to Saint Maries, ID is about 473.7 miles (762.4 km), with a travel time of about 09h 59m by car.
- The straight-line flight distance is about 344 miles (553.6 km).
- For a round trip, plan for roughly 19h 59m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 09h 59m.
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.
City in Valley County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Light Rain
Driving Route Map
The map below follows the saved road route between Twin Falls and Saint Maries.
Turn-by-Turn Driving Directions
Step-by-step road directions between Twin Falls and Saint Maries.
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1
Start on Shoshone Street East
25 m · 4 sec · Shoshone Street East
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2
Turn right onto 11th Avenue East
69 m · 17 sec · 11th Avenue East
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3
Turn sharp right onto Addison Avenue
106 m · 18 sec · Addison Avenue
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4
Turn left onto Blue Lakes Boulevard North
2 mi · 4 min · Blue Lakes Boulevard North
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5
Continue on North 3000 East Road
3.7 mi · 5 min · North 3000 East Road
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6
Take the exit straight toward I 84 West
1.2 km · 2 min
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7
Merge slight left onto Vietnam Veterans Memorial Highway
123 mi · 1 hr 56 min · Vietnam Veterans Memorial Highway
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8
Take the exit slight right toward Cole Road, Overland Road
1061 ft · 26 sec
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9
Keep slight left to continue on Cole Road
71 m · 13 sec
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10
Turn left onto South Cole Road
1.3 km · 2 min · South Cole Road
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11
Continue on North Cole Road
2.6 mi · 6 min · North Cole Road
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12
At the end of the road, turn left onto North Mountain View Drive
1056 ft · 39 sec · North Mountain View Drive
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13
Turn right onto North Glenwood Street
1.7 mi · 4 min · North Glenwood Street
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14
Turn left onto West State Street
2.3 mi · 4 min · West State Street
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15
Take the ramp slight right toward SH-55
156 m · 14 sec
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16
Merge slight left onto North Horseshoe Bend Road
8.8 mi · 12 min · North Horseshoe Bend Road
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17
Continue on Payette River Scenic Byway
5.9 mi · 7 min · Payette River Scenic Byway
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18
Continue on Highway 55
2.4 mi · 3 min · Highway 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
16 mi · 24 min · Highway 55
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21
Continue on Horseshoe Bend Road
18.5 mi · 25 min · Horseshoe Bend Road
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22
Continue on Main Street
45.6 mi · 1 hr 2 min · Main Street
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23
Turn left onto Deinhard Lane
1.6 mi · 3 min · Deinhard Lane
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24
Continue on Boydstun Street
1.5 km · 2 min · Boydstun Street
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25
At the end of the road, turn left onto West Lake Street
10.6 mi · 16 min · West Lake Street
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26
Turn right onto North Norris Avenue
76.4 mi · 1 hr 27 min · North Norris Avenue
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27
Turn left onto Johnston Road
2.2 mi · 5 min · Johnston Road
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28
At the end of the road, turn left
59.9 mi · 1 hr 10 min
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29
Take the exit slight right toward US 12 East
1345 ft · 57 sec
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30
Merge slight left
4.1 mi · 5 min
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31
Turn left onto State Highway 3
48 m · 7 sec · State Highway 3
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32
Continue on State Highway 3
6.3 mi · 11 min · State Highway 3
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33
Continue on Highway 3
2.4 mi · 4 min · Highway 3
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34
Continue on Main Street
2971 ft · 1 min · Main Street
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35
Continue on Highway 3
2.9 mi · 5 min · Highway 3
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36
Continue on Main Street
1.2 mi · 2 min · Main Street
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37
Continue on Highway 3
14.9 mi · 20 min · Highway 3
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38
Continue on Wyoming Street
2116 ft · 56 sec · Wyoming Street
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39
At the end of the road, turn left onto 2nd Avenue
3005 ft · 2 min · 2nd Avenue
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40
Continue on State Highway 8
992 ft · 18 sec · State Highway 8
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41
Turn right onto State Highway 9
13.4 mi · 18 min · State Highway 9
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42
At the end of the road, turn right onto State Highway 6
7.7 mi · 10 min · State Highway 6
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43
Continue on ID-6
9.3 mi · 16 min · ID-6
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44
Continue on State Highway 6
8 mi · 14 min · State Highway 6
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45
Keep slight left to continue on State Highway 6
1120 ft · 22 sec · State Highway 6
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46
Turn straight onto Highway 3 South
14.3 mi · 25 min · Highway 3 South
-
47
Continue on East College Avenue
753 ft · 22 sec · East College Avenue
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48
Turn left onto South 3rd Street
110 m · 18 sec · South 3rd Street
-
49
Turn right onto West Jefferson Avenue
15 m · 2 sec · West Jefferson Avenue
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50
Arrive at your destination
0 m · 1 sec · West Jefferson Avenue
Car Route Details
A richer read on the saved driving route between Twin Falls and Saint Maries.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Vietnam Veterans Memorial Highway
Merge slight left onto Vietnam Veterans Memorial Highway
123 mi · 01h 56m
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.
Sunny leaving Twin Falls and Slight Chance Light Rain near Saint Maries.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Twin Falls to Saint Maries?
The road trip is about 473.7 miles (762.4 km) and usually takes 09h 59m 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?
McCall is a useful midpoint, sitting about 236.7 miles from Twin Falls and 237.1 miles from Saint Maries.
How much longer is the road route than the straight-line distance?
The direct path is about 344 miles (553.6 km), while the road route adds roughly 129.7 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 MDT. 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 $65.09 one way or $130.18 round trip. Estimated CO2 is about 148.6 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Twin Falls and Saint Maries, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Twin Falls and Slight Chance Light Rain near Saint Maries.
Stop Ideas Near McCall
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 McCall.
McCall, Idaho
Grangeville, Idaho
Flight Path Map
This map shows the direct air route between Twin Falls and Saint Maries. Straight-line distance: 343.97 mi (553.57 km).
#1 Twin Falls
The most populous city in Twin Falls County, Idaho.
| Population | 50,197 |
| Coordinates | 42.5629700, -114.4608700 |
| Altitude | 1138 |
| Country | United States |
#2 Saint Maries
River in the United States of America
| Population | 2,448 |
| Coordinates | 47.3143500, -116.5626700 |
| Altitude | 668 |
| Country | United States |
End: Saint Maries (-116.56267, 47.31435)
Estimated Travel Time
Distance: 762 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 15h 47m |
| 40 mph (64.37 km/h) | 11h 50m |
| 50 mph (80.47 km/h) | 09h 28m |
| 60 mph (96.56 km/h) | 07h 53m |
| 70 mph (112.65 km/h) | 06h 46m |
| 80 mph (129 km/h) | 05h 54m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $65.09 | $130.18 |
| Mid-grade | $4.23 | $70.74 | $141.48 |
| Premium | $4.55 | $76.06 | $152.12 |
| Diesel | $5.41 | $90.49 | $180.98 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.