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

The driving distance from Kaysville, UT to Saint George, UT is about 324 miles (521.5 km), with a travel time of about 04h 45m by car.

  • The straight-line flight distance is about 285.6 miles (459.6 km).
  • For a round trip, plan for roughly 09h 31m 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
324.06 mi
04h 45m
Flight
285.58 mi
459.59 km direct

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

Learn Distance

Choose another destination from Kaysville.

Flight Distance

Direct air line
285.58 mi
Kilometers
459.59 km
Flight Time
00h 34m

Driving Distance

Road route
324.06 mi
Kilometers
521.52 km
Drive Time
04h 45m

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 45m.

Arrival Snapshot
Arrive in Saint George
Sun, May 31, 7:23 AM MDT
Return by in Kaysville
Sun, May 31, 12:08 PM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Kaysville
2026-05-31T02:37
Arrive Saint George
Sun, May 31, 7:23 AM MDT
Route Timing
04h 45m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:46 AM to 12:46 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
7:28 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Kaysville
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 Kaysville
160.9 mi
02h 22m
To Saint George
163.1 mi
02h 22m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Sunday

Sunny

Starts
Sun, May 31 6:00 AM MDT
Wind
2 to 7 mph WNW
Destination
93°F
Sunday

Sunny

Starts
Sun, May 31 6:00 AM MDT
Wind
3 mph SE

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on Main Street

    2.1 mi · 4 min · Main Street

  2. 2

    Take the ramp slight right toward US 89 South: Salt Lake City

    2336 ft · 57 sec

  3. 3

    Merge slight left

    1.1 mi · 1 min

  4. 4

    Keep slight right

    11 mi · 12 min

  5. 5

    Keep slight left to continue on Veterans Memorial Highway

    8.2 mi · 9 min · Veterans Memorial Highway

  6. 6

    Keep slight left to continue on Veterans Memorial Highway

    296.5 mi · 4 hr 52 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 Kaysville and Saint George.

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
12 steps
4 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
3.7 / 100 mi
Decision points by distance
Main Roads
Veterans Memorial Highway
305 mi · 94%
US 89 South
12.6 mi · 4%
Main Street
2.1 mi · 1%
Trailblazer Boulevard
0.93 mi
SR 34
0.79 mi
University Avenue
0.47 mi
Longest Stretch

Veterans Memorial Highway

Keep slight left to continue on Veterans Memorial Highway

296 mi · 04h 52m

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 45m
Long day trip
Same-Day Return
09h 32m
Round-trip wheel time
Road vs Air
+38.4 mi
285.6 mi direct line
Halfway Stop
Fillmore
02h 22m from Kaysville
Leave By
7:28 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Kaysville 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 Kaysville to Saint George?

The road trip is about 324 miles (521.5 km) and usually takes 04h 45m 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 160.9 miles from Kaysville and 163.1 miles from Saint George.

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

The direct path is about 285.6 miles (459.6 km), while the road route adds roughly 38.4 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 6:00 AM to 8:00 AM MDT. If you want a more comfortable same-day return, try to leave by 7:28 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $44.54 one way or $89.07 round trip. Estimated CO2 is about 101.7 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Kaysville and Sunny near Saint George.

Flight Path Map

This map shows the direct air route between Kaysville and Saint George. Straight-line distance: 285.58 mi (459.59 km).

Kaysville

#1 Kaysville

City in Davis County, Utah, United States

Population32,603
Coordinates41.0352200, -111.9385500
Altitude1328
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 Main Street (-111.938608, 41.035221)
End: (-113.584121, 37.104063)

Estimated Travel Time

Distance: 522 km by road

SpeedTime
30 mph (48.3 km/h)10h 47m
40 mph (64.37 km/h)08h 06m
50 mph (80.47 km/h)06h 28m
60 mph (96.56 km/h)05h 24m
70 mph (112.65 km/h)04h 37m
80 mph (129 km/h)04h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.44 gal
43.29 L · about $44.54
Round trip
$89.07
22.88 gal · 86.58 L
Estimated CO2
101.7 kg one way
Round trip: 203.3 kg / 448 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $44.54 $89.07
Mid-grade $4.23 $48.40 $96.81
Premium $4.55 $52.04 $104.08
Diesel $5.41 $61.91 $123.83

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 31, 2026

There is no time difference between Kaysville and Saint George. The current time is 02:37:38.

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.