How far is Federal Way, WA from West Pasco, WA?

The driving distance from Federal Way, WA to West Pasco, WA is about 228 miles (366.9 km), with a travel time of about 04h 22m by car.

  • The straight-line flight distance is about 165.7 miles (266.7 km).
  • For a round trip, plan for roughly 08h 45m 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
227.99 mi
04h 22m
Flight
165.7 mi
266.67 km direct

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

Learn Distance

Choose another destination from Federal Way.

Flight Distance

Direct air line
165.7 mi
Kilometers
266.67 km
Flight Time
00h 20m

Driving Distance

Road route
227.99 mi
Kilometers
366.92 km
Drive Time
04h 22m

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 22m.

Arrival Snapshot
Arrive in West Pasco
Sun, Apr 19, 7:44 AM PDT
Return by in Federal Way
Sun, Apr 19, 12:06 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Federal Way
2026-04-19T03:21
Arrive West Pasco
Sun, Apr 19, 7:44 AM PDT
Route Timing
04h 22m
One way by road
Best Departure Window
6:00 AM to 8:00 AM PDT
Leave early for more breathing room
Arrive between
10:23 AM to 12:23 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
8:14 AM PDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Federal Way
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 Federal Way
113.8 mi
02h 11m
To West Pasco
114.2 mi
02h 11m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
65°F
Sunday

Chance Light Rain

Starts
Sun, Apr 19 6:00 AM PDT
Wind
6 mph NNE
Destination
74°F
Sunday

Slight Chance Light Rain

Starts
Sun, Apr 19 6:00 AM PDT
Wind
5 to 8 mph N

Driving Route Map

The map below follows the saved road route between Federal Way and West Pasco.

Turn-by-Turn Driving Directions

Step-by-step road directions between Federal Way and West Pasco.

  1. 1

    Start on the route

    7 m · 7 sec

  2. 2

    Turn left onto South 312th Street

    48 m · 6 sec · South 312th Street

  3. 3

    Turn left onto Pacific Highway South

    2669 ft · 1 min · Pacific Highway South

  4. 4

    Turn left onto South 320th Street

    1.4 mi · 3 min · South 320th Street

  5. 5

    Continue on South Peasley Canyon Road

    1 mi · 2 min · South Peasley Canyon Road

  6. 6

    Enter the roundabout and take exit 2 toward South Peasley Canyon Road

    29 m · 2 sec · South Peasley Canyon Road

  7. 7

    Exit the roundabout onto South Peasley Canyon Road

    1.2 km · 1 min · South Peasley Canyon Road

  8. 8

    Turn left onto West Valley Highway North

    102 m · 11 sec · West Valley Highway North

  9. 9

    Take the ramp right toward WA 18 East, WA 167 North: Renton, North Bend

    1154 ft · 28 sec

  10. 10

    Keep slight left to continue on WA 18 East

    1261 ft · 31 sec

  11. 11

    Merge slight left onto State Route 18

    24.4 mi · 31 min · State Route 18

  12. 12

    Continue on Snoqualmie Parkway

    656 ft · 8 sec · Snoqualmie Parkway

  13. 13

    Take the exit slight right toward I 90 East: Spokane

    3019 ft · 1 min

  14. 14

    Merge slight left

    84.5 mi · 1 hr 33 min

  15. 15

    Take the exit slight right toward I 82 East, US 97 South: Yakima

    37.8 mi · 43 min

  16. 16

    Keep slight left

    64.1 mi · 1 hr 9 min

  17. 17

    Take the exit slight right toward I‑182 east, US 12 east: Richland, Pasco

    10 mi · 11 min

  18. 18

    Take the exit slight right toward Road 68

    1689 ft · 41 sec

  19. 19

    Keep slight right to continue on Road 68

    759 ft · 19 sec

  20. 20

    Turn straight onto Road 68

    1 mi · 2 min · Road 68

  21. 21

    Turn right onto West Wernett Road

    1336 ft · 51 sec · West Wernett Road

  22. 22

    Turn left onto Road 72

    1312 ft · 50 sec · Road 72

  23. 23

    Turn left onto Pearl Street

    668 ft · 49 sec · Pearl Street

  24. 24

    Arrive at your destination

    0 m · 1 sec · Pearl Street

Car Route Details

A richer read on the saved driving route between Federal Way and West Pasco.

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
24 steps
10 turns on the saved route
Ramps & Exits
9
2 merges, 7 ramps or exits
Navigation Density
10.5 / 100 mi
Decision points by distance
Main Roads
I 82 East
102 mi · 45%
I 90 East
85.1 mi · 37%
State Route 18
24.4 mi · 11%
I‑182 east
9.96 mi · 4%
South Peasley Canyon Road
1.79 mi · 1%
Road 68
1.48 mi · 1%
Longest Stretch

I 90 East

Merge slight left

84.5 mi · 01h 33m

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 22m
Long day trip
Same-Day Return
08h 46m
Round-trip wheel time
Road vs Air
+62.3 mi
165.7 mi direct line
Halfway Stop
Ellensburg
02h 11m from Federal Way
Leave By
8:14 AM PDT
Early departure recommended
Weather Watch

Chance Light Rain leaving Federal Way and Slight Chance Light Rain near West Pasco.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Federal Way to West Pasco?

The road trip is about 228 miles (366.9 km) and usually takes 04h 22m 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 113.8 miles from Federal Way and 114.2 miles from West Pasco.

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

The direct path is about 165.7 miles (266.7 km), while the road route adds roughly 62.3 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 8:14 AM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $42.07 one way or $84.15 round trip. Estimated CO2 is about 71.5 kg one way.

What should you check before leaving?

Before you leave, expect Chance Light Rain around Federal Way and Slight Chance Light Rain near West Pasco.

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 Federal Way and West Pasco. Straight-line distance: 165.7 mi (266.67 km).

Federal Way

#1 Federal Way

A city in King County, Washington.

Population96,307
Coordinates47.3223200, -122.3126200
Altitude141
CountryUnited States
West Pasco

#2 West Pasco

Census designated place in Franklin County, Washington

Population3,739
Coordinates46.2454100, -119.1827900
Altitude110
CountryUnited States
Start: Federal Way (-122.31262, 47.32232)
End: West Pasco (-119.18279, 46.24541)

Estimated Travel Time

Distance: 367 km by road

SpeedTime
30 mph (48.3 km/h)07h 35m
40 mph (64.37 km/h)05h 42m
50 mph (80.47 km/h)04h 33m
60 mph (96.56 km/h)03h 47m
70 mph (112.65 km/h)03h 15m
80 mph (129 km/h)02h 50m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.04 gal
30.45 L · about $42.07
Round trip
$84.15
16.08 gal · 60.9 L
Estimated CO2
71.5 kg one way
Round trip: 142.9 kg / 315 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.23 $42.07 $84.15
Mid-grade $5.57 $44.76 $89.52
Premium $5.77 $46.40 $92.80
Diesel $5.47 $43.95 $87.91

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 Federal Way and West Pasco. The current time is 03:21:28.

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.