How far is Mount Vernon, WA from Federal Way, WA?
The driving distance from Mount Vernon, WA to Federal Way, WA is about 84.7 miles (136.3 km), with a travel time of about 01h 26m by car.
- The straight-line flight distance is about 75.9 miles (122.2 km).
- For a round trip, plan for roughly 02h 53m 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 26m.
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.
Census designated place
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Mount Vernon and Federal Way.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Vernon and Federal Way.
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1
Start on North 5th Street
723 ft · 39 sec · North 5th Street
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2
At the end of the road, turn left onto East Fulton Street
84 m · 15 sec · East Fulton Street
-
3
Turn left onto North 4th Street
558 ft · 11 sec · North 4th Street
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4
Continue on South 2nd Street
1619 ft · 45 sec · South 2nd Street
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5
Turn left onto West Kincaid Street
993 ft · 22 sec · West Kincaid Street
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6
Take the ramp right toward I 5 North: Vancouver British Columbia
1869 ft · 46 sec
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7
Merge slight left
78.9 mi · 1 hr 35 min
-
8
Take the exit slight right toward South 272nd Street
2018 ft · 55 sec
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9
Turn right onto South 272nd Street
2875 ft · 1 min · South 272nd Street
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10
Turn left onto Pacific Highway South
2.5 mi · 5 min · Pacific Highway South
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11
Turn left onto South 312th Street
64 m · 9 sec · South 312th Street
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12
Turn right
7 m · 2 sec
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13
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Mount Vernon 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 Mount Vernon 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 Mount Vernon to Federal Way?
The road trip is about 84.7 miles (136.3 km) and usually takes 01h 26m 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?
Martha Lake is a useful midpoint, sitting about 41.7 miles from Mount Vernon and 43 miles from Federal Way.
How much longer is the road route than the straight-line distance?
The direct path is about 75.9 miles (122.2 km), while the road route adds roughly 8.8 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 3:36 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.65 one way or $31.29 round trip. Estimated CO2 is about 26.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Mount Vernon and Sunny near Federal Way.
Stop Ideas Near Martha Lake
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 Martha Lake.
Edmonds station
Everett Station
Monroe, Washington
Monroe (Eastbound), WA
Flight Path Map
This map shows the direct air route between Mount Vernon and Federal Way. Straight-line distance: 75.93 mi (122.2 km).
#1 Mount Vernon
City in Skagit County, Washington, United States
| Population | 36,336 |
| Coordinates | 48.4212200, -122.3340500 |
| Altitude | 29 |
| 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: 136 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 49m |
| 40 mph (64.37 km/h) | 02h 07m |
| 50 mph (80.47 km/h) | 01h 41m |
| 60 mph (96.56 km/h) | 01h 24m |
| 70 mph (112.65 km/h) | 01h 12m |
| 80 mph (129 km/h) | 01h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $15.65 | $31.29 |
| Mid-grade | $5.57 | $16.65 | $33.29 |
| Premium | $5.77 | $17.26 | $34.51 |
| Diesel | $5.47 | $16.35 | $32.69 |
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 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.