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

The driving distance from Saint George, UT to Layton, UT is about 325.2 miles (523.3 km), with a travel time of about 04h 31m by car.

  • The straight-line flight distance is about 286.7 miles (461.4 km).
  • For a round trip, plan for roughly 09h 03m 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
325.13 mi
04h 31m
Flight
286.69 mi
461.38 km direct

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

Learn Distance

Choose another destination from Saint George.

Flight Distance

Direct air line
286.69 mi
Kilometers
461.38 km
Flight Time
00h 34m

Driving Distance

Road route
325.13 mi
Kilometers
523.25 km
Drive Time
04h 31m

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 04h 31m.

Arrival Snapshot
Arrive in Layton
Sat, May 30, 10:05 AM MDT
Return by in Saint George
Sat, May 30, 2:37 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Saint George
2026-05-30T05:33
Arrive Layton
Sat, May 30, 10:05 AM MDT
Route Timing
04h 31m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:32 AM to 12:32 PM MDT

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

Leave by
7:56 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Saint George
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
Fillmore
UT

City in and county seat of Millard County, Utah, United States

From Saint George
162.4 mi
02h 15m
To Layton
162.7 mi
02h 15m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
88°F
Saturday

Sunny

Starts
Sat, May 30 6:00 AM MDT
Wind
0 to 7 mph W
Destination
69°F
Saturday

Showers And Thunderstorms Likely then Chance Showers And Thunderstorms

Starts
Sat, May 30 6:00 AM MDT
Wind
8 mph SSW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on the route

    156 m · 39 sec

  2. 2

    Turn right onto 100 West

    118 m · 19 sec · 100 West

  3. 3

    Turn right onto 200 South

    610 ft · 32 sec · 200 South

  4. 4

    Turn left onto Main Street

    1211 ft · 36 sec · Main Street

  5. 5

    Enter the roundabout and take exit 2 toward Main Street

    25 m · 2 sec · Main Street

  6. 6

    Exit the roundabout onto Main Street

    569 ft · 16 sec · Main Street

  7. 7

    Turn right onto Saint George Boulevard

    1.4 mi · 4 min · Saint George Boulevard

  8. 8

    Take the ramp slight left toward I 15 North: Salt Lake City

    1795 ft · 44 sec

  9. 9

    Merge slight left onto Veterans Memorial Highway

    315.2 mi · 5 hr 12 min · Veterans Memorial Highway

  10. 10

    Keep slight left to continue on Veterans Memorial Highway

    5.9 mi · 6 min · Veterans Memorial Highway

  11. 11

    Take the exit slight right toward SR 126 North: Layton Parkway

    1172 ft · 29 sec

  12. 12

    Keep slight left to continue on Layton Parkway

    144 m · 14 sec

  13. 13

    Turn slight left onto Layton Parkway

    651 ft · 16 sec · Layton Parkway

  14. 14

    Turn right onto Main Street

    1779 ft · 40 sec · Main Street

  15. 15

    Turn left onto Gentile Street

    1338 ft · 29 sec · Gentile Street

  16. 16

    Arrive at your destination

    0 m · 1 sec · Gentile Street

Car Route Details

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

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
16 steps
9 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
4.9 / 100 mi
Decision points by distance
Main Roads
Veterans Memorial Highway
321 mi · 99%
Saint George Boulevard
1.44 mi
Main Street
0.69 mi
I 15 North
0.34 mi
Gentile Street
0.25 mi
SR 126 North
0.22 mi
Longest Stretch

Veterans Memorial Highway

Merge slight left onto Veterans Memorial Highway

315 mi · 05h 12m

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
04h 31m
Long day trip
Same-Day Return
09h 04m
Round-trip wheel time
Road vs Air
+38.5 mi
286.7 mi direct line
Halfway Stop
Fillmore
02h 15m from Saint George
Leave By
7:56 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Saint George and Showers And Thunderstorms Likely then Chance Showers And Thunderstorms near Layton.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Saint George to Layton?

The road trip is about 325.2 miles (523.3 km) and usually takes 04h 31m 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?

Fillmore is a useful midpoint, sitting about 162.4 miles from Saint George and 162.7 miles from Layton.

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

The direct path is about 286.7 miles (461.4 km), while the road route adds roughly 38.5 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 7:56 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $44.65 one way or $89.31 round trip. Estimated CO2 is about 101.9 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Saint George and Showers And Thunderstorms Likely then Chance Showers And Thunderstorms near Layton.

Flight Path Map

This map shows the direct air route between Saint George and Layton. Straight-line distance: 286.69 mi (461.38 km).

Saint George

#1 Saint George

The most populous city in Washington County, Utah.

Population92,378
Coordinates37.1041500, -113.5841200
Altitude823
CountryUnited States
Layton

#2 Layton

The most populous city in Davis County, Utah.

Population79,012
Coordinates41.0602200, -111.9710500
Altitude1326
CountryUnited States
Start: (-113.584121, 37.104063)
End: West Gentile Street (-111.97105, 41.060188)

Estimated Travel Time

Distance: 523 km by road

SpeedTime
30 mph (48.3 km/h)10h 50m
40 mph (64.37 km/h)08h 07m
50 mph (80.47 km/h)06h 30m
60 mph (96.56 km/h)05h 25m
70 mph (112.65 km/h)04h 38m
80 mph (129 km/h)04h 03m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.47 gal
43.43 L · about $44.65
Round trip
$89.31
22.94 gal · 86.86 L
Estimated CO2
101.9 kg one way
Round trip: 203.9 kg / 450 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $44.65 $89.31
Mid-grade $4.23 $48.53 $97.06
Premium $4.55 $52.18 $104.35
Diesel $5.41 $62.08 $124.15

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 30, 2026

There is no time difference between Saint George and Layton. The current time is 05:33:37.

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.