How far is Kennewick, WA from Sunnyside, WA?

The driving distance from Kennewick, WA to Sunnyside, WA is about 49.5 miles (79.6 km), with a travel time of about 00h 59m by car.

  • The straight-line flight distance is about 42.3 miles (68.1 km).
  • For a round trip, plan for roughly 01h 58m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
49.44 mi
00h 59m
Flight
42.34 mi
68.14 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Kennewick.

Flight Distance

Direct air line
42.34 mi
Kilometers
68.14 km
Flight Time
00h 05m

Driving Distance

Road route
49.44 mi
Kilometers
79.56 km
Drive Time
00h 59m

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 00h 59m.

Arrival Snapshot
Arrive in Sunnyside
Wed, Apr 22, 7:14 PM PDT
Return by in Kennewick
Wed, Apr 22, 8:13 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Kennewick
2026-04-22T18:14
Arrive Sunnyside
Wed, Apr 22, 7:14 PM PDT
Route Timing
00h 59m
One way by road
Best Departure Window
8:00 AM to 10:00 AM PDT
Aim for a morning departure
Arrive between
8:59 AM to 10:59 AM PDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:32 PM PDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Kennewick
9:30 PM PDT
Morning start is best

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
Benton City
WA

City in Benton County, Washington, United States

From Kennewick
24.7 mi
00h 29m
To Sunnyside
24.8 mi
00h 29m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
59°F
Wednesday

Rain Likely

Starts
Wed, Apr 22 6:00 AM PDT
Wind
15 to 20 mph SW
Destination
64°F
Wednesday

Chance Light Rain

Starts
Wed, Apr 22 6:00 AM PDT
Wind
8 to 16 mph W

Driving Route Map

The map below follows the saved road route between Kennewick and Sunnyside.

Turn-by-Turn Driving Directions

Step-by-step road directions between Kennewick and Sunnyside.

  1. 1

    Start on North Newport Street

    706 ft · 38 sec · North Newport Street

  2. 2

    Turn left onto West Kennewick Avenue

    2790 ft · 1 min · West Kennewick Avenue

  3. 3

    Turn left onto North Fruitland Street

    2961 ft · 2 min · North Fruitland Street

  4. 4

    Turn left onto West Columbia Drive

    2787 ft · 1 min · West Columbia Drive

  5. 5

    Enter the roundabout and take exit 1 toward the route

    669 ft · 9 sec

  6. 6

    Exit the roundabout

    6.4 mi · 8 min

  7. 7

    Keep slight right

    5.1 mi · 5 min

  8. 8

    Continue straight

    616 ft · 8 sec

  9. 9

    Keep slight right to continue on I 82 West, US 12 West: Prosser, Yakima

    33.4 mi · 36 min

  10. 10

    Take the exit slight right toward SR 241: Waneta Road, Sunnyside, Mabton, Vernita Bridge

    2065 ft · 51 sec

  11. 11

    Turn right onto Waneta Road

    1897 ft · 42 sec · Waneta Road

  12. 12

    Turn left onto Yakima Valley Highway

    1.1 mi · 2 min · Yakima Valley Highway

  13. 13

    Turn left onto East Edison Avenue

    1.2 km · 2 min · East Edison Avenue

  14. 14

    Turn left onto South 9th Street

    5 m · 1 sec · South 9th Street

  15. 15

    Arrive at your destination

    0 m · 1 sec · South 9th Street

Car Route Details

A richer read on the saved driving route between Kennewick and Sunnyside.

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
15 steps
9 turns on the saved route
Ramps & Exits
3
0 merges, 3 ramps or exits
Navigation Density
30.4 / 100 mi
Decision points by distance
Main Roads
I 82 West
33.4 mi · 68%
West Columbia Drive
12.3 mi · 25%
Yakima Valley Highway
1.05 mi · 2%
East Edison Avenue
0.73 mi · 1%
North Fruitland Street
0.56 mi · 1%
West Kennewick Avenue
0.53 mi · 1%
Longest Stretch

I 82 West

Keep slight right to continue on I 82 West, US 12 West: Prosser, Yakima

33.4 mi · 00h 36m

Route Summary

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

Trip Read

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.

Drive Time
00h 59m
Day trip friendly
Same-Day Return
01h 58m
Round-trip wheel time
Road vs Air
+7.2 mi
42.3 mi direct line
Halfway Stop
Benton City
00h 29m from Kennewick
Leave By
4:32 PM PDT
Morning start is best
Weather Watch

Rain Likely leaving Kennewick and Chance Light Rain near Sunnyside.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Kennewick to Sunnyside?

The road trip is about 49.5 miles (79.6 km) and usually takes 00h 59m 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?

Benton City is a useful midpoint, sitting about 24.7 miles from Kennewick and 24.8 miles from Sunnyside.

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

The direct path is about 42.3 miles (68.1 km), while the road route adds roughly 7.2 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 PDT. If you want a more comfortable same-day return, try to leave by 4:32 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $9.11 one way or $18.21 round trip. Estimated CO2 is about 15.5 kg one way.

What should you check before leaving?

Before you leave, expect Rain Likely around Kennewick and Chance Light Rain near Sunnyside.

Stop Ideas Near Benton City

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Benton City, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Benton City.

RAIL

Pasco Intermodal Train Station

31 mi away
535 North 1st Avenue
BUS

Pendleton, Oregon

85 mi away
320 SW Court Street
BUS

Walla Walla, WA

91 mi away
108 West Main Street
BUS

Moses Lake, Washington

95 mi away
1819 East Kittleson Road

Flight Path Map

This map shows the direct air route between Kennewick and Sunnyside. Straight-line distance: 42.34 mi (68.14 km).

Kennewick

#1 Kennewick

The second most populous city in Benton County, Washington.

Population84,515
Coordinates46.2112500, -119.1372300
Altitude124
CountryUnited States
Sunnyside

#2 Sunnyside

City in Washington, United States

Population16,325
Coordinates46.3237400, -120.0086500
Altitude227
CountryUnited States
Start: Kennewick (-119.13723, 46.21125)
End: Sunnyside (-120.00865, 46.32374)

Estimated Travel Time

Distance: 80 km by road

SpeedTime
30 mph (48.3 km/h)01h 38m
40 mph (64.37 km/h)01h 14m
50 mph (80.47 km/h)00h 59m
60 mph (96.56 km/h)00h 49m
70 mph (112.65 km/h)00h 42m
80 mph (129 km/h)00h 37m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
1.74 gal
6.6 L · about $9.11
Round trip
$18.21
3.48 gal · 13.2 L
Estimated CO2
15.5 kg one way
Round trip: 30.9 kg / 68 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $9.11 $18.21
Mid-grade $5.57 $9.69 $19.37
Premium $5.77 $10.04 $20.08
Diesel $5.47 $9.51 $19.03

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 Washington · Apr 23, 2026

There is no time difference between Kennewick and Sunnyside. The current time is 18:14:58.

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.