Flight
Driving
Salt Lake City to Seattle
Updated: 28 May 2026
Traveling from Salt Lake City to Seattle involves crossing the high deserts of Idaho and the lush forests of the Pacific Northwest. The most efficient route is a direct flight from SLC to Seattle-Tacoma International Airport. If driving, you will primarily follow I-84 West through Boise and then merge onto I-82 and I-90. This route offers diverse landscapes ranging from arid plains to the Cascade Mountain range. Expect varied weather conditions, especially during the winter months.
Total Distance: Driving distance 1,350 km, straight-line air distance 1,150 km.
Fastest Way
Direct flight from SLC to SEA is the fastest option.
Cheapest Way
Driving is cheaper for families or groups sharing fuel costs.
Compare Salt Lake City to Seattle Routes
|
Direct
|
Direct
|
|
|---|---|---|
| Duration | 2 hours 15 mins | 14 hours |
| Avg Price | $120 - $300 | $200 - $280 in fuel |
| Operator | Alaska Airlines | Personal Vehicle |
| Route | SLC to SEA | I-84 W to I-82 W to I-90 W |
| Tip | Alaska Airlines offers the most frequent daily departures. | Stop in Boise for a mid-way break. |
Travel Tips
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Light RailUse the Link Light Rail to get from the airport to downtown Seattle.
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Rain GearAlways carry a waterproof jacket, as light rain is common year-round.
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Coffee CultureExplore local independent coffee shops beyond the major chains.
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Ferry RidesTake a Washington State Ferry to Bainbridge Island for great skyline views.
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TrafficAvoid driving during rush hours in downtown Seattle.
Safety Tips
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Urban AwarenessBe aware of your surroundings in downtown areas at night.
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Road SafetyWatch for heavy rain and fog on I-90 through the Cascades.
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EmergencyDial 911 for any emergency services.
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PropertyDo not leave valuables in your car, especially in tourist areas.
People Also Ask
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Is there a train to Seattle?No direct Amtrak service exists from Salt Lake City to Seattle.
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How long is the flight?The flight time is approximately 2 hours and 15 minutes.
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Is I-84 safe in winter?It can be hazardous; check road conditions before departing.
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What is the best way to get around?Seattle has excellent public transit, including buses and light rail.
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Are there tolls?Some bridges and express lanes in Seattle use electronic tolling.
Quick Info
- From Salt Lake City, Utah, United States
- To Seattle, Washington, United States
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Modes
Best Time to Travel
July to August for the best weather in the Pacific Northwest.
Things to Do in Seattle
1
Space Needle
Iconic observation tower in the Seattle Center. Offers panoramic views of the city and Mount Rainier.
2
Pike Place Market
Historic public market famous for fresh seafood and the original Starbucks. Visit early to see the fish throwers.
3
Chihuly Garden and Glass
Stunning exhibition of glass art located next to the Space Needle. Best viewed in the late afternoon.
4
Museum of Pop Culture
Interactive museum dedicated to contemporary popular culture. Located at the base of the Space Needle.
Tags
SLC to Seattle flights
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I-84 route
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Seattle travel tips
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nonstop flights SLC to SEA
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