How far is Ilwaco, WA from Federal Way, WA?
The driving distance from Ilwaco, WA to Federal Way, WA is about 149.4 miles (240.4 km), with a travel time of about 02h 53m by car.
- The straight-line flight distance is about 107.7 miles (173.3 km).
- For a round trip, plan for roughly 05h 46m 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 53m.
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 Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between Ilwaco and Federal Way.
Turn-by-Turn Driving Directions
Step-by-step road directions between Ilwaco and Federal Way.
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1
Start on 1st Avenue North
16 m · 9 sec · 1st Avenue North
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2
Turn left onto Spruce Street East
2300 ft · 1 min · Spruce Street East
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3
Turn slight left
1.7 mi · 3 min
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4
Turn left
3249 ft · 58 sec
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5
At the end of the road, turn right
13.1 mi · 19 min
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6
Turn left
29.6 mi · 43 min
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7
Enter the roundabout and take exit 2 toward the route
32 m · 1 sec
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8
Exit the roundabout
18.2 mi · 26 min
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9
Turn right onto State Route 107
7.1 mi · 12 min · State Route 107
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10
Continue on South Main Street
1.3 km · 1 min · South Main Street
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11
Take the ramp right
1923 ft · 53 sec
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12
Merge slight left onto Olympic Highway
10.1 mi · 13 min · Olympic Highway
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13
Continue straight
21.1 mi · 26 min
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14
Merge slight left
5.4 mi · 7 min
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15
Keep slight left
2818 ft · 53 sec
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16
Merge slight left
28.8 mi · 36 min
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17
Keep slight right
10 mi · 13 min
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18
Take the exit slight right toward Federal Way, South 320th Street
1774 ft · 51 sec
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19
Turn left onto South 320th Street
1.3 km · 2 min · South 320th Street
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20
Turn right onto Pacific Highway South
2617 ft · 55 sec · Pacific Highway South
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21
Turn right onto South 312th Street
48 m · 6 sec · South 312th Street
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22
Turn right
7 m · 2 sec
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23
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Ilwaco 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.
Longest stretch
Turn left
29.6 mi · 00h 43m
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 Ilwaco and Partly Sunny near Federal Way.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Ilwaco to Federal Way?
The road trip is about 149.4 miles (240.4 km) and usually takes 02h 53m 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?
Montesano is a useful midpoint, sitting about 74.6 miles from Ilwaco and 74.8 miles from Federal Way.
How much longer is the road route than the straight-line distance?
The direct path is about 107.7 miles (173.3 km), while the road route adds roughly 41.7 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 12:44 PM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $27.58 one way or $55.16 round trip. Estimated CO2 is about 46.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Ilwaco and Partly Sunny near Federal Way.
Stop Ideas Near Montesano
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 Montesano.
Centralia station
Centennial Station
Astoria Transit Center
Warrenton, Oregon
Flight Path Map
This map shows the direct air route between Ilwaco and Federal Way. Straight-line distance: 107.69 mi (173.31 km).
#1 Ilwaco
City in Pacific County, Washington, United States
| Population | 1,006 |
| Coordinates | 46.3089900, -124.0432100 |
| Altitude | 7 |
| 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: 240 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 58m |
| 40 mph (64.37 km/h) | 03h 44m |
| 50 mph (80.47 km/h) | 02h 59m |
| 60 mph (96.56 km/h) | 02h 29m |
| 70 mph (112.65 km/h) | 02h 08m |
| 80 mph (129 km/h) | 01h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $27.58 | $55.16 |
| Mid-grade | $5.57 | $29.34 | $58.68 |
| Premium | $5.77 | $30.41 | $60.83 |
| Diesel | $5.47 | $28.81 | $57.62 |
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 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.