CA $150 Cheap Flights from Colorado Springs (COS) to Seattle (SEA)

View CA $150 flight on Tue, Jul. 8, 2025Opens in a new window

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Cheap flights from Colorado Springs (COS) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $150 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from Colorado Springs to Seattle (COS - SEA) route information
Origin airport
Colorado Springs
Destination airport
Seattle - Tacoma Intl.
Distance
1705 km

Colorado Springs to Seattle Flights

Ready for an adventure? Thought so! Prepare to see the sights when you book your trip from Colorado Springs to Seattle with Expedia.ca. Whether you’re visiting for business or pleasure, we know how important it is to bring home travel stories. Maybe your tales will include the best dinner of your life, or the weirdest street art you saw in the city, or the concert that turned you into a fan of a new band. Whatever it is, your new favourite anecdote is right around the corner. Book your trip from COS to SEA and begin your journey!

Getting a cheap deal on your trip sets the tone for the perfect holiday. And with Expedia.ca, you know you can travel from Colorado Springs to Seattle on the cheap, with enough money left over for a stellar time in the city. That could mean more tours with the kids, more concerts with the spouse, more dessert amongst co-workers, or even front row seats to a sports game if you’re travelling solo. It’s your holiday! Make it great.

Travelling shouldn’t cost an arm and a leg before you even get to relax on the plane’s armrests. Count on Expedia.ca to get you the best discounts on flights from COS to SEA. And remember this: You can also save big when you bundle. Add a hotel or car rental deal to your flight and witness those savings add up. Hey, more money for more souvenirs, right? Right! Pack your bags and we’ll see you on the route.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from with Expedia Canada. Use us as your top travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Colorado Springs Airport (COS) to Sea-Tac Airport?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between COS and SEA start from . Book now to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from City of Colorado Springs Municipal Airport to Seattle - Tacoma Intl. Airport (SEA)?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from COS to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for COS to SEA flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from COS to Seattle - Tacoma Intl. Airport (SEA)?
It’s around 1,700 kilometers from City of Colorado Springs Municipal Airport to SEA, so expect to be in your seat for a while. Keep yourself entertained by packing things like a magazine or a thrilling novel.
Which airlines fly direct from City of Colorado Springs Municipal Airport to Sea-Tac Airport?
Currently, no airlines offer flights directly from City of Colorado Springs Municipal Airport to SEA. You’ll have to book a flight with at least one stop. To get the best connections and price, lock in your airfare well ahead of time.
Are Colorado Springs Airport (COS) to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some of the cheapest airfares from Colorado Springs Airport (COS) to SEA surfacing a few weeks before the date of departure. If you’d rather book ahead, Expedia compares and updates all the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines quote prices that far in advance.

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