How far is Riverton, UT from Washington, UT?

The driving distance from Riverton, UT to Washington, UT is about 282.9 miles (455.3 km), with a travel time of about 04h 41m by car.

  • The straight-line flight distance is about 249 miles (400.8 km).
  • For a round trip, plan for roughly 09h 23m 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
282.89 mi
04h 41m
Flight
249.06 mi
400.83 km direct

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

Learn Distance

Choose another destination from Riverton.

Flight Distance

Direct air line
249.06 mi
Kilometers
400.83 km
Flight Time
00h 30m

Driving Distance

Road route
282.89 mi
Kilometers
455.27 km
Drive Time
04h 41m

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 41m.

Arrival Snapshot
Arrive in Washington
Wed, Apr 15, 12:21 AM MDT
Return by in Riverton
Wed, Apr 15, 5:03 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Riverton
2026-04-14T19:39
Arrive Washington
Wed, Apr 15, 12:21 AM MDT
Route Timing
04h 41m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MDT
Leave early for more breathing room
Arrive between
10:42 AM to 12:42 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
7:36 AM MDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Riverton
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 Riverton
141.5 mi
02h 20m
To Washington
141.4 mi
02h 20m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Today

Sunny

Starts
Tue, Apr 14 10:00 AM MDT
Wind
13 mph N
Destination
71°F
Tuesday

Sunny

Starts
Tue, Apr 14 6:00 AM MDT
Wind
1 to 5 mph NW

Driving Route Map

The map below follows the saved road route between Riverton and Washington.

Turn-by-Turn Driving Directions

Step-by-step road directions between Riverton and Washington.

  1. 1

    Start on the route

    20 m · 7 sec

  2. 2

    Turn right onto Redwood Road

    1.5 mi · 3 min · Redwood Road

  3. 3

    Take the ramp left

    1749 ft · 26 sec

  4. 4

    Merge slight left onto Bangerter Highway

    2.2 mi · 3 min · Bangerter Highway

  5. 5

    Take the exit slight right toward I-15: Las Vegas

    2142 ft · 54 sec

  6. 6

    Merge slight left onto Veterans Memorial Highway

    277.3 mi · 4 hr 32 min · Veterans Memorial Highway

  7. 7

    Take the exit slight right

    2385 ft · 1 min

  8. 8

    Turn left onto North Main Street

    3123 ft · 2 min · North Main Street

  9. 9

    Turn left onto East Telegraph Street

    526 ft · 24 sec · East Telegraph Street

  10. 10

    Turn left onto North 100 East

    41 m · 11 sec · North 100 East

  11. 11

    Turn left

    15 m · 9 sec

  12. 12

    Turn left

    6 m · 2 sec

  13. 13

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Riverton and Washington.

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
13 steps
6 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
4.6 / 100 mi
Decision points by distance
Main Roads
Veterans Memorial Highway
278 mi · 98%
Bangerter Highway
2.22 mi · 1%
Redwood Road
1.79 mi · 1%
North Main Street
0.59 mi
I-15
0.41 mi
East Telegraph Street
0.1 mi
Longest Stretch

Veterans Memorial Highway

Merge slight left onto Veterans Memorial Highway

277 mi · 04h 32m

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 41m
Long day trip
Same-Day Return
09h 24m
Round-trip wheel time
Road vs Air
+33.9 mi
249 mi direct line
Halfway Stop
Kanosh
02h 20m from Riverton
Leave By
7:36 AM MDT
Early departure recommended
Weather Watch

Sunny leaving Riverton and Sunny near Washington.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Riverton to Washington?

The road trip is about 282.9 miles (455.3 km) and usually takes 04h 41m 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 141.5 miles from Riverton and 141.4 miles from Washington.

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

The direct path is about 249 miles (400.8 km), while the road route adds roughly 33.9 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 7:36 AM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $38.85 one way or $77.70 round trip. Estimated CO2 is about 88.7 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Riverton and Sunny near Washington.

Flight Path Map

This map shows the direct air route between Riverton and Washington. Straight-line distance: 249.06 mi (400.83 km).

Riverton

#1 Riverton

A city in Salt Lake County, Utah.

Population44,369
Coordinates40.5218900, -111.9391000
Altitude1353
CountryUnited States
Washington

#2 Washington

City in Washington County, Kansas

Population31,939
Coordinates37.1305400, -113.5082900
Altitude851
CountryUnited States
Start: Riverton (-111.9391, 40.52189)
End: Washington (-113.50829, 37.13054)

Estimated Travel Time

Distance: 455 km by road

SpeedTime
30 mph (48.3 km/h)09h 25m
40 mph (64.37 km/h)07h 04m
50 mph (80.47 km/h)05h 39m
60 mph (96.56 km/h)04h 42m
70 mph (112.65 km/h)04h 02m
80 mph (129 km/h)03h 31m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.98 gal
37.79 L · about $38.85
Round trip
$77.70
19.96 gal · 75.58 L
Estimated CO2
88.7 kg one way
Round trip: 177.4 kg / 391 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $38.85 $77.70
Mid-grade $4.23 $42.23 $84.45
Premium $4.55 $45.40 $90.80
Diesel $5.41 $54.01 $108.02

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 15, 2026

There is no time difference between Riverton and Washington. The current time is 19:39:36.

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.