Flight
Colorado Springs to Seattle
Updated: 28 May 2026
The trip from Colorado Springs to Seattle covers over 1,200 miles. Flying is the most efficient method, with connecting flights available from COS to SEA. Driving takes over 22 hours and is not recommended for a short trip. Expect a long day of travel with at least one layover.
Total Distance: 2,200 km driving, 1,800 km air distance.
Fastest Way
Flight from COS to SEA takes 5 hours.
Cheapest Way
Flight with a layover.
Compare Colorado Springs to Seattle Routes
Flight
Connecting
Duration
5 hours (with layover)
Avg Price
$250-$500
Operator
Alaska Airlines
Route
COS Airport to SEA.
Book in advance for the best rates.
Travel Tips
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TrafficSeattle traffic is heavy; use public transit.
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WeatherPack a raincoat as it rains frequently.
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AirportSEA is a major hub; allow time for navigation.
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DiningTry fresh seafood while in the city.
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TransportThe light rail system is excellent.
Safety Tips
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DrivingWatch for rain and slippery roads.
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Personal SafetyStay aware of your surroundings in urban areas.
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EmergencyKeep a charged phone for navigation.
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HydrationStay hydrated during the day.
People Also Ask
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Are there direct flights?No, flights from COS to SEA require a layover.
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How long is the flight?Approximately 5 hours including layover.
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Is it better to fly?Yes, flying is the only practical option.
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What is the best way to get around Seattle?Public transit is highly recommended.
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Do I need a passport?No, this is a domestic flight.
Quick Info
- From Colorado Springs, Colorado, United States
- To Seattle, Washington, United States
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Modes
Best Time to Travel
Summer for pleasant weather.
Things to Do in Seattle
1
Space Needle
Iconic tower with city views.
2
Pike Place Market
Historic market with food and shops.
3
Chihuly Garden and Glass
Stunning glass art museum.
4
Museum of Pop Culture
Interactive museum dedicated to pop culture.
Tags
COS to SEA flights
flying Colorado Springs to Seattle
best way to Seattle
travel guide COS to SEA
Alaska Airlines COS
Seattle travel tips
