Flight
Driving
Sisters to Seattle
Updated: 28 May 2026
The journey from Sisters to Seattle is a 450-kilometer trip through the heart of the Pacific Northwest. Driving involves heading north through the Willamette Valley and into Washington via I-5, taking about 5 to 6 hours. Alternatively, you can drive to Redmond (RDM) and fly to Seattle-Tacoma International Airport (SEA). This route offers beautiful views of the Cascade Mountains and the lush forests of the region. Be prepared for heavy traffic in the Portland and Seattle metro areas.
Total Distance: 450 km driving distance; 350 km straight-line air distance.
Fastest Way
Flight from RDM to SEA takes about 1.25 hours.
Cheapest Way
Driving is generally more economical for groups.
Compare Sisters to Seattle Routes
|
Direct
|
Direct
|
|
|---|---|---|
| Duration | 1 hour 15 mins | 5 hours 30 mins |
| Avg Price | $150 - $300 | $60 - $100 in fuel |
| Operator | Alaska Airlines | Personal Vehicle |
| Route | RDM to SEA | US-20 W to I-5 N |
| Tip | Direct flights are available from Redmond to Seattle. | Expect heavy traffic in Portland and Seattle. |
Travel Tips
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TrafficAvoid peak commute hours in Portland and Seattle.
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ParkingParking in downtown Seattle is expensive; use public transit.
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WeatherPack for rain, as Seattle is known for its wet weather.
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FuelGas stations are plentiful along I-5.
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NavigationUse a GPS app with real-time traffic updates.
Safety Tips
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Winter DrivingBe cautious of rain and potential snow on mountain passes.
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Speed LimitsObserve speed limits, especially in construction zones.
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FatigueTake breaks if you feel tired during the long drive.
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VisibilityUse headlights during low-light conditions.
People Also Ask
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How far is it?It is about 450 kilometers.
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Is there a bus?Yes, there are bus services between the two cities.
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What is the best route?I-5 North is the direct and most efficient route.
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How long does it take?Usually 5 to 6 hours by car.
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Is it a scenic drive?Yes, it offers great views of the Cascade Mountains.
Quick Info
- From Sisters, Oregon, United States
- To Seattle, Washington, United States
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Modes
Best Time to Travel
Summer for the best weather and road conditions.
Things to Do in Seattle
1
Space Needle
Visit the iconic landmark for panoramic views of Seattle.
2
Pike Place Market
Explore the famous market and see the fish throwers.
3
Museum of Pop Culture
Discover music, science fiction, and pop culture exhibits.
4
Chihuly Garden and Glass
See the stunning glass art installations.
Tags
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