How far is Port Townsend, WA from Pasco, WA?
The driving distance from Port Townsend, WA to Pasco, WA is about 306.2 miles (492.8 km), with a travel time of about 05h 23m by car.
- The straight-line flight distance is about 215.3 miles (346.5 km).
- For a round trip, plan for roughly 10h 46m 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 23m.
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 Kittitas County, Washington, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Slight Chance Light Rain then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Port Townsend and Pasco.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Townsend and Pasco.
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1
Start on Tyler Street
730 ft · 20 sec · Tyler Street
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2
Turn left onto Jefferson Street
846 ft · 23 sec · Jefferson Street
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3
Continue on Quincy Street
583 ft · 18 sec · Quincy Street
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4
Turn right onto Water Street
1836 ft · 1 min · Water Street
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5
Turn left onto Ferry Dock
29 m · 3 sec · Ferry Dock
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6
Keep slight right to continue on Ferry Dock
147 m · 10 sec · Ferry Dock
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7
At the end of the road, turn right onto Port Townsend Slip 2
48 m · 3 sec · Port Townsend Slip 2
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8
Continue on Port Townsend-Coupeville Ferry
5.8 mi · 35 min · Port Townsend-Coupeville Ferry
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9
Continue on State Route 20
73 m · 8 sec · State Route 20
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10
At the end of the road, turn right onto South Engle Road
158 m · 18 sec · South Engle Road
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11
Continue on State Route 20
3.3 mi · 5 min · State Route 20
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12
Turn right onto State Route 525
22 mi · 33 min · State Route 525
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13
Continue on 2
125 m · 9 sec · 2
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14
Turn right onto Ferry Dock
61 m · 11 sec · Ferry Dock
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15
Continue on Mukilteo-Clinton Ferry
3 mi · 20 min · Mukilteo-Clinton Ferry
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16
Continue straight
2190 ft · 2 min
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17
At the end of the road, turn left onto Mukilteo Speedway
1.9 mi · 5 min · Mukilteo Speedway
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18
Turn left onto 84th Street Southwest
2113 ft · 44 sec · 84th Street Southwest
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19
Turn right onto Paine Field Boulevard
1.3 km · 58 sec · Paine Field Boulevard
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20
Turn slight left onto Mukilteo Speedway
5.8 mi · 9 min · Mukilteo Speedway
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21
Continue straight
1.4 mi · 2 min
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22
Keep slight right
17.1 mi · 21 min
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23
Take the exit slight right toward I 90: Spokane, Seattle
2527 ft · 1 min
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24
Keep slight left to continue on I 90 East: Spokane
2797 ft · 1 min
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25
Merge slight left
100.5 mi · 1 hr 52 min
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26
Take the exit slight right toward I 82 East, US 97 South: Yakima
37.8 mi · 43 min
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27
Keep slight left
64.1 mi · 1 hr 9 min
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28
Take the exit slight right toward I‑182 east, US 12 east: Richland, Pasco
14.5 mi · 16 min
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29
Take the exit slight right toward North 4th Avenue: Pasco City Center
1011 ft · 25 sec
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30
Turn straight onto North 4th Avenue
3107 ft · 1 min · North 4th Avenue
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31
Turn right onto Court Street
1439 ft · 43 sec · Court Street
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32
Turn left onto North 8th Avenue
640 ft · 28 sec · North 8th Avenue
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33
Arrive at your destination
0 m · 1 sec · North 8th Avenue
Car Route Details
A richer read on the saved driving route between Port Townsend and Pasco.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 90 East
Merge slight left
101 mi · 01h 52m
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.
Mostly Sunny leaving Port Townsend and Slight Chance Light Rain then Mostly Sunny near Pasco.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Townsend to Pasco?
The road trip is about 306.2 miles (492.8 km) and usually takes 05h 23m 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?
Cle Elum is a useful midpoint, sitting about 140.9 miles from Port Townsend and 165.3 miles from Pasco.
How much longer is the road route than the straight-line distance?
The direct path is about 215.3 miles (346.5 km), while the road route adds roughly 90.9 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 6:14 AM PDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $56.57 one way or $113.14 round trip. Estimated CO2 is about 96.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Port Townsend and Slight Chance Light Rain then Mostly Sunny near Pasco.
Stop Ideas Near Cle Elum
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 Cle Elum.
Leavenworth, Washington
Leavenworth
Columbia Station
Stevens Pass, Washington
Flight Path Map
This map shows the direct air route between Port Townsend and Pasco. Straight-line distance: 215.3 mi (346.49 km).
#1 Port Townsend
City in and county seat of Jefferson County, Washington
| Population | 9,973 |
| Coordinates | 48.1170400, -122.7604500 |
| Altitude | 40 |
| Country | United States |
#2 Pasco
The third most populous city in Franklin County, Washington.
| Population | 77,095 |
| Coordinates | 46.2395800, -119.1005700 |
| Altitude | 118 |
| Country | United States |
End: North 8th Avenue (-119.100625, 46.239581)
Estimated Travel Time
Distance: 493 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 12m |
| 40 mph (64.37 km/h) | 07h 39m |
| 50 mph (80.47 km/h) | 06h 07m |
| 60 mph (96.56 km/h) | 05h 06m |
| 70 mph (112.65 km/h) | 04h 22m |
| 80 mph (129 km/h) | 03h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $5.23 | $56.57 | $113.14 |
| Mid-grade | $5.57 | $60.18 | $120.36 |
| Premium | $5.77 | $62.38 | $124.77 |
| Diesel | $5.47 | $59.10 | $118.20 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.