How far is Big Lake, WA from Federal Way, WA?
The driving distance from Big Lake, WA to Federal Way, WA is about 88.6 miles (142.6 km), with a travel time of about 01h 38m by car.
- The straight-line flight distance is about 74.8 miles (120.3 km).
- For a round trip, plan for roughly 03h 16m 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 01h 38m.
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 Snohomish County, Washington, USA
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 Big Lake and Federal Way.
Turn-by-Turn Driving Directions
Step-by-step road directions between Big Lake and Federal Way.
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1
Start on State Route 9
1.5 mi · 3 min · State Route 9
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2
Turn left onto Mount Vernon Big Lake Road
1.2 km · 2 min · Mount Vernon Big Lake Road
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3
Continue on East Division Street
1.3 km · 2 min · East Division Street
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4
Enter the roundabout and take exit 2 toward East Division Street
23 m · 2 sec · East Division Street
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5
Exit the roundabout onto East Division Street
1.6 mi · 4 min · East Division Street
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6
Turn left onto South 15th Street
1968 ft · 58 sec · South 15th Street
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7
Turn right onto Broad Street
2500 ft · 1 min · Broad Street
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8
Turn slight left onto East Kincaid Street
112 m · 15 sec · East Kincaid Street
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9
Take the ramp left toward I 5 North: Vancouver British Columbia
1869 ft · 46 sec
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10
Merge slight left
78.9 mi · 1 hr 35 min
-
11
Take the exit slight right toward South 272nd Street
2018 ft · 55 sec
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12
Turn right onto South 272nd Street
2875 ft · 1 min · South 272nd Street
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13
Turn left onto Pacific Highway South
2.5 mi · 5 min · Pacific Highway South
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14
Turn left onto South 312th Street
64 m · 9 sec · South 312th Street
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15
Turn right
7 m · 2 sec
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16
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Big Lake 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 5 North
Merge slight left
78.9 mi · 01h 35m
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.
Mostly Sunny leaving Big Lake 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 Big Lake to Federal Way?
The road trip is about 88.6 miles (142.6 km) and usually takes 01h 38m 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?
Mill Creek is a useful midpoint, sitting about 44.1 miles from Big Lake and 44.6 miles from Federal Way.
How much longer is the road route than the straight-line distance?
The direct path is about 74.8 miles (120.3 km), while the road route adds roughly 13.8 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 3:14 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $17.01 one way or $34.02 round trip. Estimated CO2 is about 27.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Big Lake and Sunny near Federal Way.
Stop Ideas Near Mill Creek
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 Mill Creek.
Everett Station
Edmonds station
Monroe, Washington
Monroe (Eastbound), WA
Flight Path Map
This map shows the direct air route between Big Lake and Federal Way. Straight-line distance: 74.73 mi (120.27 km).
#1 Big Lake
Located east of Mount Vernon in Skagit County, this residential community surrounds its namesake body of water in the low-lying foothills of the Cascade Range.
| Population | 0 |
| Coordinates | 48.4028800, -122.2412700 |
| Altitude | 28 |
| 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: 143 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 57m |
| 40 mph (64.37 km/h) | 02h 12m |
| 50 mph (80.47 km/h) | 01h 46m |
| 60 mph (96.56 km/h) | 01h 28m |
| 70 mph (112.65 km/h) | 01h 15m |
| 80 mph (129 km/h) | 01h 06m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.44 | $17.01 | $34.02 |
| Mid-grade | $5.72 | $17.90 | $35.80 |
| Premium | $5.98 | $18.71 | $37.42 |
| Diesel | $7.29 | $22.82 | $45.65 |
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