How far is Lehi, UT from Saint George, UT?

The driving distance from Lehi, UT to Saint George, UT is about 276.7 miles (445.3 km), with a travel time of about 03h 49m by car.

  • The straight-line flight distance is about 245.6 miles (395.2 km).
  • For a round trip, plan for roughly 07h 39m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
276.71 mi
03h 49m
Flight
245.58 mi
395.23 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Lehi.

Flight Distance

Direct air line
245.58 mi
Kilometers
395.23 km
Flight Time
00h 29m

Driving Distance

Road route
276.71 mi
Kilometers
445.32 km
Drive Time
03h 49m

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 03h 49m.

Arrival Snapshot
Arrive in Saint George
Thu, Apr 23, 8:36 AM MDT
Return by in Lehi
Thu, Apr 23, 12:26 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Lehi
2026-04-23T04:46
Arrive Saint George
Thu, Apr 23, 8:36 AM MDT
Route Timing
03h 49m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
9:50 AM to 11:50 AM MDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:20 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Lehi
9:00 PM MDT
Early departure recommended

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.

Mid-route stop
Kanosh
UT

Town in Millard County, Utah, United States

From Lehi
137.3 mi
01h 54m
To Saint George
139.4 mi
01h 54m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Thursday

Chance Rain Showers then Slight Chance Showers And Thunderstorms

Starts
Thu, Apr 23 6:00 AM MDT
Wind
2 to 9 mph NW
Destination
77°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM MDT
Wind
1 to 7 mph NW

Driving Route Map

The map below follows the saved road route between Lehi and Saint George.

Turn-by-Turn Driving Directions

Step-by-step road directions between Lehi and Saint George.

  1. 1

    Start on 100 West

    31 m · 12 sec · 100 West

  2. 2

    Turn left onto West 300 North

    131 m · 23 sec · West 300 North

  3. 3

    Turn right onto Center Street

    1269 ft · 42 sec · Center Street

  4. 4

    Turn left onto Main Street

    1.2 km · 1 min · Main Street

  5. 5

    Take the ramp slight right toward I 15 South: Las Vegas

    1462 ft · 39 sec

  6. 6

    Merge slight left onto Veterans Memorial Highway

    270.7 mi · 4 hr 25 min · Veterans Memorial Highway

  7. 7

    Take the exit slight right toward SR 34: Saint George Boulevard

    1.3 km · 2 min

  8. 8

    Turn left onto University Avenue

    2490 ft · 1 min · University Avenue

  9. 9

    Turn right onto Trailblazer Boulevard

    1.5 km · 2 min · Trailblazer Boulevard

  10. 10

    Turn right onto 100 West

    70 m · 12 sec · 100 West

  11. 11

    Turn right

    156 m · 37 sec

  12. 12

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Lehi and Saint George.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
12 steps
7 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
4.3 / 100 mi
Decision points by distance
Main Roads
Veterans Memorial Highway
271 mi · 98%
Trailblazer Boulevard
0.93 mi
SR 34
0.79 mi
Main Street
0.76 mi
University Avenue
0.47 mi
I 15 South
0.28 mi
Longest Stretch

Veterans Memorial Highway

Merge slight left onto Veterans Memorial Highway

271 mi · 04h 25m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 49m
Long day trip
Same-Day Return
07h 40m
Round-trip wheel time
Road vs Air
+31.1 mi
245.6 mi direct line
Halfway Stop
Kanosh
01h 54m from Lehi
Leave By
9:20 AM MDT
Early departure recommended
Weather Watch

Chance Rain Showers then Slight Chance Showers And Thunderstorms leaving Lehi 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 Lehi to Saint George?

The road trip is about 276.7 miles (445.3 km) and usually takes 03h 49m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Kanosh is a useful midpoint, sitting about 137.3 miles from Lehi and 139.4 miles from Saint George.

How much longer is the road route than the straight-line distance?

The direct path is about 245.6 miles (395.2 km), while the road route adds roughly 31.1 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 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 9:20 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $38.00 one way or $75.99 round trip. Estimated CO2 is about 86.7 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers then Slight Chance Showers And Thunderstorms around Lehi and Sunny near Saint George.

Flight Path Map

This map shows the direct air route between Lehi and Saint George. Straight-line distance: 245.58 mi (395.23 km).

Lehi

#1 Lehi

The most populous city in Utah County, Utah.

Population73,383
Coordinates40.3916200, -111.8507700
Altitude1391
CountryUnited States
Saint George

#2 Saint George

The most populous city in Washington County, Utah.

Population92,378
Coordinates37.1041500, -113.5841200
Altitude823
CountryUnited States
Start: North 100 West (-111.850879, 40.391617)
End: (-113.584121, 37.104063)

Estimated Travel Time

Distance: 445 km by road

SpeedTime
30 mph (48.3 km/h)09h 13m
40 mph (64.37 km/h)06h 55m
50 mph (80.47 km/h)05h 32m
60 mph (96.56 km/h)04h 36m
70 mph (112.65 km/h)03h 57m
80 mph (129 km/h)03h 27m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.76 gal
36.96 L · about $38.00
Round trip
$75.99
19.52 gal · 73.92 L
Estimated CO2
86.7 kg one way
Round trip: 173.5 kg / 383 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $38.00 $75.99
Mid-grade $4.23 $41.29 $82.59
Premium $4.55 $44.40 $88.80
Diesel $5.41 $52.82 $105.64

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 · Apr 23, 2026

There is no time difference between Lehi and Saint George. The current time is 04:46:32.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.