How far is Kennewick, WA from East Port Orchard, WA?

The driving distance from Kennewick, WA to East Port Orchard, WA is about 264.2 miles (425.2 km), with a travel time of about 05h 09m by car.

  • The straight-line flight distance is about 188 miles (302.6 km).
  • For a round trip, plan for roughly 10h 18m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
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
264.19 mi
05h 09m
Flight
188 mi
302.56 km direct

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

Learn Distance

Choose another destination from Kennewick.

Flight Distance

Direct air line
188 mi
Kilometers
302.56 km
Flight Time
00h 22m

Driving Distance

Road route
264.19 mi
Kilometers
425.17 km
Drive Time
05h 09m

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 05h 09m.

Arrival Snapshot
Arrive in East Port Orchard
Sun, Apr 19, 9:37 AM PDT
Return by in Kennewick
Sun, Apr 19, 2:47 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Kennewick
2026-04-19T04:28
Arrive East Port Orchard
Sun, Apr 19, 9:37 AM PDT
Route Timing
05h 09m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
11:09 AM to 1:09 PM PDT

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

Leave by
6:42 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Kennewick
9:00 PM PDT
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
South Cle Elum
WA

Town of the United States

From Kennewick
131.9 mi
02h 34m
To East Port Orchard
132.3 mi
02h 34m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
73°F
Sunday

Slight Chance Light Rain

Starts
Sun, Apr 19 6:00 AM PDT
Wind
5 to 9 mph N
Destination
64°F
Sunday

Chance Light Rain

Starts
Sun, Apr 19 6:00 AM PDT
Wind
3 to 7 mph NNE

Driving Route Map

The map below follows the saved road route between Kennewick and East Port Orchard.

Turn-by-Turn Driving Directions

Step-by-step road directions between Kennewick and East Port Orchard.

  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

    70.9 mi · 1 hr 17 min

  10. 10

    Continue straight

    31 mi · 34 min

  11. 11

    Keep slight left to continue on I 90 West

    85.7 mi · 1 hr 36 min

  12. 12

    Take the exit slight right toward WA 18 West: Auburn

    1248 ft · 30 sec

  13. 13

    Keep slight left to continue on SR 18 west, Snoqualmie Parkway: Auburn, Tacoma

    137 m · 13 sec

  14. 14

    Merge slight right onto Snoqualmie Parkway

    1780 ft · 25 sec · Snoqualmie Parkway

  15. 15

    Continue on State Route 18

    26.7 mi · 34 min · State Route 18

  16. 16

    Take the exit slight right toward I 5: Seattle, Tacoma

    2980 ft · 1 min

  17. 17

    Keep slight left to continue on I 5 South, WA 161: Enchanted Parkway South, Tacoma

    3094 ft · 1 min

  18. 18

    Keep slight left to continue on I 5 South: Tacoma

    1297 ft · 32 sec

  19. 19

    Merge slight left

    7.2 mi · 9 min

  20. 20

    Keep slight right

    1.3 mi · 2 min

  21. 21

    Take the exit slight right toward WA 16 West: Gig Harbor, Bremerton

    3005 ft · 1 min

  22. 22

    Keep slight left to continue on WA 16 West: Union Avenue

    2518 ft · 46 sec

  23. 23

    Merge slight left

    22 mi · 28 min

  24. 24

    Take the exit slight right toward WA 160 East: Sedgewick Road, Southworth Ferry

    1556 ft · 41 sec

  25. 25

    Turn right onto Southeast Sedgwick Road

    1.2 km · 2 min · Southeast Sedgwick Road

  26. 26

    Turn left onto Bethel Road Southeast

    1 mi · 2 min · Bethel Road Southeast

  27. 27

    Turn right onto Southeast Lund Avenue

    1391 ft · 39 sec · Southeast Lund Avenue

  28. 28

    Turn left onto Hoover Avenue Southeast

    1177 ft · 33 sec · Hoover Avenue Southeast

  29. 29

    Turn right onto Lincoln Avenue Southeast

    113 m · 11 sec · Lincoln Avenue Southeast

  30. 30

    Turn right onto McKinley Place Southeast

    25 m · 4 sec · McKinley Place Southeast

  31. 31

    Arrive at your destination

    0 m · 1 sec · McKinley Place Southeast

Car Route Details

A richer read on the saved driving route between Kennewick and East Port Orchard.

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
31 steps
11 turns on the saved route
Ramps & Exits
9
3 merges, 6 ramps or exits
Navigation Density
11.7 / 100 mi
Decision points by distance
Main Roads
I 82 West
102 mi · 39%
I 90 West
85.7 mi · 32%
State Route 18
26.7 mi · 10%
WA 16 West
23 mi · 9%
West Columbia Drive
12.3 mi · 5%
I 5 South
9.37 mi · 4%
Longest Stretch

I 90 West

Keep slight left to continue on I 90 West

85.7 mi · 01h 36m

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
05h 09m
Long day trip
Same-Day Return
10h 18m
Round-trip wheel time
Road vs Air
+76.2 mi
188 mi direct line
Halfway Stop
South Cle Elum
02h 34m from Kennewick
Leave By
6:42 AM PDT
Early departure recommended
Weather Watch

Slight Chance Light Rain leaving Kennewick and Chance Light Rain near East Port Orchard.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Kennewick to East Port Orchard?

The road trip is about 264.2 miles (425.2 km) and usually takes 05h 09m 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?

South Cle Elum is a useful midpoint, sitting about 131.9 miles from Kennewick and 132.3 miles from East Port Orchard.

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

The direct path is about 188 miles (302.6 km), while the road route adds roughly 76.2 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 6:00 AM to 8:00 AM PDT. If you want a more comfortable same-day return, try to leave by 6:42 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $48.77 one way or $97.54 round trip. Estimated CO2 is about 82.8 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Light Rain around Kennewick and Chance Light Rain near East Port Orchard.

Stop Ideas Near South Cle Elum

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

Mid-route Guidance
Local place coverage is thin around South Cle Elum, 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 South Cle Elum.

BUS

Leavenworth, Washington

51 mi away
Hwy 2 and 12th St.
RAIL

Leavenworth

52 mi away
11645 North Rd
RAIL

Columbia Station

55 mi away
Kittitas & South Columbia Sts.
BUS

Stevens Pass, Washington

61 mi away
US Highway 2 at Summit Parking Lot

Flight Path Map

This map shows the direct air route between Kennewick and East Port Orchard. Straight-line distance: 188 mi (302.56 km).

Kennewick

#1 Kennewick

The second most populous city in Benton County, Washington.

Population84,515
Coordinates46.2112500, -119.1372300
Altitude124
CountryUnited States
East Port Orchard

#2 East Port Orchard

Census designated place

Population5,919
Coordinates47.5234300, -122.6243000
Altitude92
CountryUnited States
Start: Kennewick (-119.13723, 46.21125)
End: East Port Orchard (-122.6243, 47.52343)

Estimated Travel Time

Distance: 425 km by road

SpeedTime
30 mph (48.3 km/h)08h 48m
40 mph (64.37 km/h)06h 36m
50 mph (80.47 km/h)05h 17m
60 mph (96.56 km/h)04h 24m
70 mph (112.65 km/h)03h 46m
80 mph (129 km/h)03h 17m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
9.32 gal
35.29 L · about $48.77
Round trip
$97.54
18.64 gal · 70.58 L
Estimated CO2
82.8 kg one way
Round trip: 165.7 kg / 365 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $48.77 $97.54
Mid-grade $5.57 $51.88 $103.77
Premium $5.77 $53.79 $107.57
Diesel $5.47 $50.95 $101.90

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 19, 2026

There is no time difference between Kennewick and East Port Orchard. The current time is 04:28:36.

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.