How far is Monroe, UT from Saint George, UT?
The driving distance from Monroe, UT to Saint George, UT is about 159.6 miles (256.9 km), with a travel time of about 02h 25m by car.
- The straight-line flight distance is about 132.2 miles (212.8 km).
- For a round trip, plan for roughly 04h 50m 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 25m.
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.
Town in Iron County, Utah, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Sunny
Driving Route Map
The map below follows the saved road route between Monroe and Saint George.
Turn-by-Turn Driving Directions
Step-by-step road directions between Monroe and Saint George.
-
1
Start on East 100 South
6.1 mi · 9 min · East 100 South
-
2
Take the ramp left
2092 ft · 51 sec
-
3
Merge slight left
25 mi · 25 min
-
4
Keep slight left to continue on I 15 South: Las Vegas
1.2 mi · 3 min
-
5
Merge slight left onto Veterans Memorial Highway
122.6 mi · 1 hr 57 min · Veterans Memorial Highway
-
6
Take the exit slight right toward SR 34: Saint George Boulevard
1.3 km · 2 min
-
7
Turn left onto University Avenue
2490 ft · 1 min · University Avenue
-
8
Turn right onto Trailblazer Boulevard
1.5 km · 2 min · Trailblazer Boulevard
-
9
Turn right onto 100 West
70 m · 12 sec · 100 West
-
10
Turn right
156 m · 37 sec
-
11
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Monroe and Saint George.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Veterans Memorial Highway
Merge slight left onto Veterans Memorial Highway
123 mi · 01h 57m
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.
Chance Showers And Thunderstorms leaving Monroe and Sunny near Saint George.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Monroe to Saint George?
The road trip is about 159.6 miles (256.9 km) and usually takes 02h 25m 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?
Paragonah is a useful midpoint, sitting about 78.8 miles from Monroe and 80.8 miles from Saint George.
How much longer is the road route than the straight-line distance?
The direct path is about 132.2 miles (212.8 km), while the road route adds roughly 27.4 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:40 PM MDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.92 one way or $43.84 round trip. Estimated CO2 is about 50 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Monroe and Sunny near Saint George.
Stop Ideas Near Paragonah
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 Paragonah.
St. George, Utah
Flight Path Map
This map shows the direct air route between Monroe and Saint George. Straight-line distance: 132.23 mi (212.8 km).
#1 Monroe
City in Sevier County, Utah, United States
| Population | 2,383 |
| Coordinates | 38.6299700, -112.1207600 |
| Altitude | 1644 |
| Country | United States |
#2 Saint George
The most populous city in Washington County, Utah.
| Population | 92,378 |
| Coordinates | 37.1041500, -113.5841200 |
| Altitude | 823 |
| Country | United States |
End: (-113.584121, 37.104063)
Estimated Travel Time
Distance: 257 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 19m |
| 40 mph (64.37 km/h) | 03h 59m |
| 50 mph (80.47 km/h) | 03h 11m |
| 60 mph (96.56 km/h) | 02h 39m |
| 70 mph (112.65 km/h) | 02h 16m |
| 80 mph (129 km/h) | 01h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $21.92 | $43.84 |
| Mid-grade | $4.23 | $23.82 | $47.64 |
| Premium | $4.55 | $25.61 | $51.22 |
| Diesel | $5.41 | $30.47 | $60.94 |
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 Utah · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.