How far is West Valley, WA from Federal Way, WA?
The driving distance from West Valley, WA to Federal Way, WA is about 155 miles (249.5 km), with a travel time of about 02h 40m by car.
- The straight-line flight distance is about 95 miles (152.9 km).
- For a round trip, plan for roughly 05h 21m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM PDT.
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.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
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 02h 40m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in Kittitas County, Washington, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between West Valley and Federal Way.
Turn-by-Turn Driving Directions
Step-by-step road directions between West Valley and Federal Way.
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1
Start on the route
96 m · 25 sec
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2
Turn right onto Tieton Drive
66 m · 11 sec · Tieton Drive
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3
Turn left onto South 72nd Avenue
2610 ft · 1 min · South 72nd Avenue
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4
Turn right onto Summitview Avenue
2043 ft · 54 sec · Summitview Avenue
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5
Turn left onto North 66th Avenue
1.6 km · 2 min · North 66th Avenue
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6
Continue on Prospect Way
2549 ft · 52 sec · Prospect Way
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7
Turn right onto Cowiche Canyon Road
1.5 km · 2 min · Cowiche Canyon Road
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8
Turn left onto West Powerhouse Road
836 ft · 18 sec · West Powerhouse Road
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9
Turn right onto Ackley Road
95 m · 12 sec · Ackley Road
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10
Turn right
3.5 mi · 4 min
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11
Take the exit slight right toward I 82 West, US 97 North: Selah, Ellensburg
1455 ft · 50 sec
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12
Turn straight onto Selah Road
31 m · 2 sec · Selah Road
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13
Take the ramp slight right
34 m · 3 sec
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14
Keep slight left
1297 ft · 32 sec
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15
Merge slight right
30.3 mi · 33 min
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16
Keep slight left to continue on I 90 West
85.7 mi · 1 hr 36 min
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17
Take the exit slight right toward WA 18 West: Auburn
1248 ft · 30 sec
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18
Keep slight left to continue on SR 18 west, Snoqualmie Parkway: Auburn, Tacoma
137 m · 13 sec
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19
Merge slight right onto Snoqualmie Parkway
1780 ft · 25 sec · Snoqualmie Parkway
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20
Continue on State Route 18
24.2 mi · 31 min · State Route 18
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21
Take the exit slight right toward WA 167: Renton, Puyallup
1109 ft · 19 sec
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22
Keep slight left to continue on WA 167 South: Puyallup, West Valley Highway
1523 ft · 26 sec
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23
Keep slight left to continue on West Valley Highway
762 ft · 24 sec
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24
At the end of the road, turn left onto West Valley Highway North
736 ft · 20 sec · West Valley Highway North
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25
Turn right onto South Peasley Canyon Road
1.2 km · 1 min · South Peasley Canyon Road
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26
Enter the roundabout and take exit 1 toward South Peasley Canyon Road
21 m · 2 sec · South Peasley Canyon Road
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27
Exit the roundabout onto South Peasley Canyon Road
1 mi · 2 min · South Peasley Canyon Road
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28
Continue on South 320th Street
1.4 mi · 3 min · South 320th Street
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29
Turn right onto Pacific Highway South
2617 ft · 55 sec · Pacific Highway South
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30
Turn right onto South 312th Street
48 m · 6 sec · South 312th Street
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31
Turn right
7 m · 2 sec
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32
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between West Valley and Federal Way.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
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.
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.
Sunny leaving West Valley and Mostly Sunny near Federal Way.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from West Valley to Federal Way?
The road trip is about 155 miles (249.5 km) and usually takes 02h 40m 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?
Roslyn is a useful midpoint, sitting about 76.4 miles from West Valley and 78.6 miles from Federal Way.
How much longer is the road route than the straight-line distance?
The direct path is about 95 miles (152.9 km), while the road route adds roughly 60 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 1:08 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $29.73 one way or $59.46 round trip. Estimated CO2 is about 48.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around West Valley and Mostly Sunny near Federal Way.
Stop Ideas Near Roslyn
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Roslyn.
Leavenworth, Washington
Leavenworth
Columbia Station
Stevens Pass, Washington
Flight Path Map
This map shows the direct air route between West Valley and Federal Way. Straight-line distance: 95.03 mi (152.93 km).
#1 West Valley
Situated in Yakima County at an elevation of 1194 feet, this area lies immediately west of the city of Yakima along the eastern foothills of the Cascade Range.
| Population | 0 |
| Coordinates | 46.5920700, -120.6050700 |
| Altitude | 364 |
| Country | United States |
#2 Federal Way
A city in King County, Washington.
| Population | 96,307 |
| Coordinates | 47.3223200, -122.3126200 |
| Altitude | 141 |
| Country | United States |
End: (-122.312612, 47.32232)
Estimated Travel Time
Distance: 249 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 09m |
| 40 mph (64.37 km/h) | 03h 52m |
| 50 mph (80.47 km/h) | 03h 06m |
| 60 mph (96.56 km/h) | 02h 35m |
| 70 mph (112.65 km/h) | 02h 12m |
| 80 mph (129 km/h) | 01h 56m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.44 | $29.73 | $59.46 |
| Mid-grade | $5.72 | $31.28 | $62.57 |
| Premium | $5.98 | $32.69 | $65.39 |
| Diesel | $7.29 | $39.89 | $79.77 |
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 · Oct 15, 2026