What is the exact distance from Seattle to Portland?

The driving distance from Seattle to Portland is 279 kilometers (173 miles). The straight-line distance is 233 km.

How long does it take to drive from Seattle to Portland?

The estimated driving time from Seattle to Portland is 3 hours under normal traffic conditions. This can vary based on traffic, road conditions, and your driving speed.

What is the fastest route from Seattle to Portland?

The fastest route is typically 279km and takes about 3 hours. This route is optimized for time and usually uses major highways and roads.

Are there alternative routes from Seattle to Portland?

Yes, we provide up to 1 different route options including the fastest route, shortest distance route, and alternative paths that may offer different scenery or avoid certain road types.

Does the route from Seattle to Portland include tolls?

Yes, some routes from Seattle to Portland may include toll roads. Check the detailed route information below for specific toll road indicators.

Can I get turn-by-turn directions from Seattle to Portland?

While we provide the route overview and key information, for detailed turn-by-turn directions, we recommend using the route data with your preferred GPS navigation app or mapping service.

Seattle to Portland Distance

173 miles•279 km•3 hours

Driving distance and route information from Seattle, United Statesto Portland, United States. Compare multiple routes and get detailed travel information.

⭐

FASTEST ROUTE

173.5 mi

(279.22 km)

⏱️2h 60m

Via Cherry Street, I 5

Cherry Street → I 5

🛣️ 70% Highway💰 Tolls

📏 Straight-line distance: 145 miles (233 km)

See crow flies distance →

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Complete Driving Guide: Seattle to Portland

Essential Route Information

TOTAL DISTANCE

173 mi

279 kilometers

DRIVING TIME

3 hours

180 minutes

FUEL ESTIMATE

23 L

$35 cost

📍 Route Overview

Starting PointSeattle, Washington

DestinationPortland, Oregon

Route Options1 available routes

Countries Crossed1 country

Time Zone ChangesCheck local times

🚗 Driving Details

Average Speed93 km/h

Straight-line Distance233 km

Route Efficiency83%

Toll RoadsYes - Budget required

Ferry CrossingsNo ferries

Compare All Routes from Seattle to Portland

Route Type	Distance	Drive Time	Avg Speed	Tolls
⭐ Fastest Route	173 mi (279 km)	3 hours	93 km/h	✅ Yes

Complete Journey Overview: Seattle to Portland

The road journey from Seattle to Portland spans approximately 173 miles (279 kilometers), making it a medium-distance drive that typically requires 3 hours of continuous driving under normal traffic conditions.

This route connects Washington, United States with Oregon, United States, traversing through various regions within United States. The journey offers 1 distinct routing options, each with unique advantages in terms of distance, time, or scenic value.

The most efficient route from Seattle to Portland follows major highways and arterial roads, maintaining an average speed of approximately 93 km/h. This route has been optimized for speed, though it includes toll roads that require payment.

🗺️ Travel Planning Essentials

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Fuel Planning: Expect to use approximately 7 gallons (23 liters) of fuel for this 173 mile journey. Plan fuel stops every 250-300 miles.

✓

Rest Stops: For safety, plan a 15-minute break every 2 hours of driving. Total journey with breaks: 3.5 hours.

✓

Best Travel Times: Avoid peak traffic hours (7-9 AM and 5-7 PM) in major cities along your route for optimal travel time.

✓

Weather Check: Monitor weather conditions along the entire route, especially during winter months or rainy seasons.

💰 Cost Estimation Guide

Fuel Cost (approximate)$24

Toll Costs$9

Vehicle Wear (per mile)$43

Total Trip Cost$76

* Costs are estimates based on average fuel prices and vehicle maintenance. Actual costs may vary.

Alternative Transportation Options

🚗

By Car

3 hours

173 miles

✈️

By Plane

0.3 hours flight

233 km direct

🚌

By Bus

3.9 hours

Multiple stops

🚂

By Train

Check availability

Scenic route