How far is Asotin, WA from Federal Way, WA?
The driving distance from Asotin, WA to Federal Way, WA is about 317.5 miles (510.9 km), with a travel time of about 05h 37m by car.
- The straight-line flight distance is about 257.9 miles (415 km).
- For a round trip, plan for roughly 11h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM PDT.
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.
This drive is better planned with a longer stop or an overnight stay.
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 05h 37m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Grant County, Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Asotin and Federal Way.
Turn-by-Turn Driving Directions
Step-by-step road directions between Asotin and Federal Way.
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1
Start on the route
51 m · 16 sec
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2
Turn right onto Washington Street
158 m · 23 sec · Washington Street
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3
Turn left onto 1st Street
1936 ft · 1 min · 1st Street
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4
Continue on State Route 129
1416 ft · 41 sec · State Route 129
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5
Continue on Riverside Drive
2.3 mi · 3 min · Riverside Drive
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6
Turn left onto 13th Street
3.2 mi · 6 min · 13th Street
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7
Turn left onto Bridge Street
1.5 mi · 2 min · Bridge Street
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8
Continue on Inland Empire Highway
1.4 mi · 2 min · Inland Empire Highway
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9
Continue on US Highway 12
25 mi · 31 min · US Highway 12
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10
Continue on Villard
2811 ft · 36 sec · Villard
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11
Continue on Main Street
13.8 mi · 17 min · Main Street
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12
Turn right onto Owens Road
46 m · 9 sec · Owens Road
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13
Turn left
8.5 mi · 11 min
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14
Take the exit slight right
92 m · 8 sec
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15
Turn straight onto State Route 261
29.3 mi · 51 min · State Route 261
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16
At the end of the road, turn right
6.4 mi · 11 min
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17
Turn left onto State Highway 26
2.9 mi · 3 min · State Highway 26
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18
Continue on State Route 26
63.1 mi · 1 hr 21 min · State Route 26
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19
Continue on Road 13 Southwest
10.2 mi · 15 min · Road 13 Southwest
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20
Continue on State Route 26 West
6.9 mi · 10 min · State Route 26 West
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21
Continue on I 90 West: Seattle
1.1 km · 1 min
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22
Merge slight left
112.3 mi · 2 hr 3 min
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23
Take the exit slight right toward WA 18 West: Auburn
1248 ft · 30 sec
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24
Keep slight left to continue on SR 18 west, Snoqualmie Parkway: Auburn, Tacoma
137 m · 13 sec
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25
Merge slight right onto Snoqualmie Parkway
1780 ft · 25 sec · Snoqualmie Parkway
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26
Continue on State Route 18
24.2 mi · 31 min · State Route 18
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27
Take the exit slight right toward WA 167: Renton, Puyallup
1109 ft · 19 sec
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28
Keep slight left to continue on WA 167 South: Puyallup, West Valley Highway
1523 ft · 26 sec
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29
Keep slight left to continue on West Valley Highway
762 ft · 24 sec
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30
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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31
Turn right onto South Peasley Canyon Road
1.2 km · 1 min · South Peasley Canyon Road
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32
Enter the roundabout and take exit 1 toward South Peasley Canyon Road
21 m · 2 sec · South Peasley Canyon Road
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33
Exit the roundabout onto South Peasley Canyon Road
1 mi · 2 min · South Peasley Canyon Road
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34
Continue on South 320th Street
1.4 mi · 3 min · South 320th Street
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35
Turn right onto Pacific Highway South
2617 ft · 55 sec · Pacific Highway South
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36
Turn right onto South 312th Street
48 m · 6 sec · South 312th Street
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37
Turn right
7 m · 2 sec
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38
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Asotin and Federal Way.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 West
Merge slight left
112 mi · 02h 03m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving Asotin and Sunny near Federal Way.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Asotin to Federal Way?
The road trip is about 317.5 miles (510.9 km) and usually takes 05h 37m 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?
Royal City is a useful midpoint, sitting about 158.8 miles from Asotin and 158.7 miles from Federal Way.
How much longer is the road route than the straight-line distance?
The direct path is about 257.9 miles (415 km), while the road route adds roughly 59.6 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 5:44 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $58.61 one way or $117.22 round trip. Estimated CO2 is about 99.5 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Asotin and Sunny near Federal Way.
Stop Ideas Near Royal City
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 Royal City.
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Ephrata
Flight Path Map
This map shows the direct air route between Asotin and Federal Way. Straight-line distance: 257.89 mi (415.04 km).
#1 Asotin
Town in Washington state
| Population | 1,292 |
| Coordinates | 46.3393300, -117.0482100 |
| Altitude | 244 |
| 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: 511 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 34m |
| 40 mph (64.37 km/h) | 07h 56m |
| 50 mph (80.47 km/h) | 06h 20m |
| 60 mph (96.56 km/h) | 05h 17m |
| 70 mph (112.65 km/h) | 04h 32m |
| 80 mph (129 km/h) | 03h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $58.61 | $117.22 |
| Mid-grade | $5.57 | $62.35 | $124.70 |
| Premium | $5.77 | $64.64 | $129.27 |
| Diesel | $5.47 | $61.23 | $122.46 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.