How far is Rexburg, ID from Saint Anthony, ID?
The driving distance from Rexburg, ID to Saint Anthony, ID is about 13.5 miles (21.7 km), with a travel time of about 00h 16m by car.
- The straight-line flight distance is about 11.1 miles (17.8 km).
- For a round trip, plan for roughly 00h 33m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM MDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 16m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Madison County, Idaho, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Light Rain
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Rexburg and Saint Anthony.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rexburg and Saint Anthony.
-
1
Start on West Main Street
1 mi · 2 min · West Main Street
-
2
Take the ramp straight toward US 20
2248 ft · 55 sec
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3
Merge slight left onto Yellowstone Highway
9.5 mi · 10 min · Yellowstone Highway
-
4
Continue on Idaho Medal of Honor Highway
1.9 mi · 2 min · Idaho Medal of Honor Highway
-
5
Take the exit slight right
2004 ft · 54 sec
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6
Turn left onto South Bridge Street
1529 ft · 37 sec · South Bridge Street
-
7
Turn right onto East Main Street
27 m · 4 sec · East Main Street
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8
Arrive at your destination
0 m · 1 sec · East Main Street
Car Route Details
A richer read on the saved driving route between Rexburg and Saint Anthony.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Yellowstone Highway
Merge slight left onto Yellowstone Highway
9.45 mi · 00h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Slight Chance Light Rain leaving Rexburg and Mostly Sunny near Saint Anthony.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rexburg to Saint Anthony?
The road trip is about 13.5 miles (21.7 km) and usually takes 00h 16m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Sugar City is a useful midpoint, sitting about 6.7 miles from Rexburg and 6.8 miles from Saint Anthony.
How much longer is the road route than the straight-line distance?
The direct path is about 11.1 miles (17.8 km), while the road route adds roughly 2.4 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 7:00 AM to 7:00 PM MDT. If you want a more comfortable same-day return, try to leave by 7:56 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.29 one way or $4.58 round trip. Estimated CO2 is about 4.3 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Light Rain around Rexburg and Mostly Sunny near Saint Anthony.
Flight Path Map
This map shows the direct air route between Rexburg and Saint Anthony. Straight-line distance: 11.07 mi (17.82 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 Saint Anthony
City in and county seat of Fremont County, Idaho, United States
| Population | 3,553 |
| Coordinates | 43.9663000, -111.6821800 |
| Altitude | 1514 |
| Country | United States |
End: Saint Anthony (-111.68218, 43.9663)
Estimated Travel Time
Distance: 22 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 26m |
| 40 mph (64.37 km/h) | 00h 20m |
| 50 mph (80.47 km/h) | 00h 16m |
| 60 mph (96.56 km/h) | 00h 13m |
| 70 mph (112.65 km/h) | 00h 11m |
| 80 mph (129 km/h) | 00h 10m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.77 | $2.29 | $4.58 |
| Mid-grade | $5.09 | $2.44 | $4.88 |
| Premium | $5.34 | $2.56 | $5.13 |
| Diesel | $6.50 | $3.12 | $6.24 |
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 · Oct 22, 2026