How far is Kennewick, WA from Spanaway, WA?

The driving distance from Kennewick, WA to Spanaway, WA is about 249 miles (400.7 km), with a travel time of about 04h 51m by car.

  • The straight-line flight distance is about 168.1 miles (270.5 km).
  • For a round trip, plan for roughly 09h 42m 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
249 mi
04h 51m
Flight
168.07 mi
270.49 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
168.07 mi
Kilometers
270.49 km
Flight Time
00h 20m

Driving Distance

Road route
249 mi
Kilometers
400.72 km
Drive Time
04h 51m

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 51m.

Arrival Snapshot
Arrive in Spanaway
Thu, Apr 23, 6:58 AM PDT
Return by in Kennewick
Thu, Apr 23, 11:49 AM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Kennewick
2026-04-23T02:06
Arrive Spanaway
Thu, Apr 23, 6:58 AM PDT
Route Timing
04h 51m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
10:51 AM to 12:51 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
7:18 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
Ellensburg
WA

City in Kittitas County, Washington, United States

From Kennewick
124.3 mi
02h 25m
To Spanaway
124.7 mi
02h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Thursday

Slight Chance Light Rain then Mostly Sunny

Starts
Thu, Apr 23 6:00 AM PDT
Wind
9 mph NW
Destination
64°F
Thursday

Mostly Sunny

Starts
Thu, Apr 23 6:00 AM PDT
Wind
1 to 5 mph NW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  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

    24.2 mi · 31 min · State Route 18

  16. 16

    Take the exit slight right toward WA 167: Renton, Puyallup

    1109 ft · 19 sec

  17. 17

    Keep slight left to continue on WA 167 South: Puyallup, West Valley Highway

    1523 ft · 26 sec

  18. 18

    Keep slight right to continue on WA 167 South: Puyallup

    970 ft · 25 sec

  19. 19

    Merge slight left onto Valley Freeway

    7.9 mi · 10 min · Valley Freeway

  20. 20

    Take the exit slight right toward WA 512 West, WA 161 South: Puyallup, Olympia

    1.5 km · 2 min

  21. 21

    Continue straight

    9.1 mi · 11 min

  22. 22

    Take the exit slight right toward WA 7: Parkland, Spanaway, Pacific Avenue

    1104 ft · 32 sec

  23. 23

    Turn left onto 108th Street South

    656 ft · 19 sec · 108th Street South

  24. 24

    Turn left onto Pacific Avenue South

    3.9 mi · 9 min · Pacific Avenue South

  25. 25

    Continue on Pacific Avenue South

    52 m · 6 sec · Pacific Avenue South

  26. 26

    Turn right

    16 m · 4 sec

  27. 27

    Arrive at your destination

    0 m · 1 sec

Car Route Details

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

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
27 steps
8 turns on the saved route
Ramps & Exits
8
2 merges, 6 ramps or exits
Navigation Density
10.8 / 100 mi
Decision points by distance
Main Roads
I 82 West
102 mi · 41%
I 90 West
85.7 mi · 34%
State Route 18
24.2 mi · 10%
West Columbia Drive
12.3 mi · 5%
WA 512 West
10.1 mi · 4%
Valley Freeway
7.92 mi · 3%
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
04h 51m
Long day trip
Same-Day Return
09h 42m
Round-trip wheel time
Road vs Air
+80.9 mi
168.1 mi direct line
Halfway Stop
Ellensburg
02h 25m from Kennewick
Leave By
7:18 AM PDT
Early departure recommended
Weather Watch

Slight Chance Light Rain then Mostly Sunny leaving Kennewick and Mostly Sunny near Spanaway.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 249 miles (400.7 km) and usually takes 04h 51m 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?

Ellensburg is a useful midpoint, sitting about 124.3 miles from Kennewick and 124.7 miles from Spanaway.

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

The direct path is about 168.1 miles (270.5 km), while the road route adds roughly 80.9 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 PDT. If you want a more comfortable same-day return, try to leave by 7:18 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $46.00 one way or $92.00 round trip. Estimated CO2 is about 78.1 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Light Rain then Mostly Sunny around Kennewick and Mostly Sunny near Spanaway.

Stop Ideas Near Ellensburg

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

Mid-route Guidance
Local place coverage is thin around Ellensburg, 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 Ellensburg.

RAIL

Columbia Station

51 mi away
Kittitas & South Columbia Sts.
BUS

Quincy, Washington

59 mi away
102 B St NE
BUS

Leavenworth, Washington

67 mi away
Hwy 2 and 12th St.
RAIL

Leavenworth

68 mi away
11645 North Rd

Flight Path Map

This map shows the direct air route between Kennewick and Spanaway. Straight-line distance: 168.07 mi (270.49 km).

Kennewick

#1 Kennewick

The second most populous city in Benton County, Washington.

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

#2 Spanaway

Census designated place

Population27,227
Coordinates47.1039900, -122.4345700
Altitude116
CountryUnited States
Start: Kennewick (-119.13723, 46.21125)
End: Spanaway (-122.43457, 47.10399)

Estimated Travel Time

Distance: 401 km by road

SpeedTime
30 mph (48.3 km/h)08h 17m
40 mph (64.37 km/h)06h 13m
50 mph (80.47 km/h)04h 58m
60 mph (96.56 km/h)04h 08m
70 mph (112.65 km/h)03h 33m
80 mph (129 km/h)03h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.79 gal
33.26 L · about $46.00
Round trip
$92.00
17.58 gal · 66.52 L
Estimated CO2
78.1 kg one way
Round trip: 156.2 kg / 344 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $46.00 $92.00
Mid-grade $5.57 $48.93 $97.87
Premium $5.77 $50.73 $101.45
Diesel $5.47 $48.05 $96.11

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 Spanaway. The current time is 02:06:48.

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.