$383 Cheap Flights from Colorado Springs (COS) to Seattle Paine Field Intl. Airport (PAE)

View $383 flight on Wed, Dec 24, 2025Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to Seattle Paine Field Intl. Airport (PAE)

Cheap Flights from Colorado Springs to Seattle Paine Field Intl. Airport (COS-PAE)

Prices were available within the past 7 days and start at $383 for one-way flights and $765 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 3 - Mon, Dec 8
COS
Colorado Springs
PAE
Seattle
$765 Roundtrip, found 5 days ago
$765
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 3 from Colorado Springs to Seattle, returning Mon, Dec 8, priced at $765 found 5 days ago
United
Wed, Dec 3 - Thu, Dec 11
COS
Colorado Springs
PAE
Seattle
$785 Roundtrip, found 5 days ago
$785
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 3 from Colorado Springs to Seattle, returning Thu, Dec 11, priced at $785 found 5 days ago
United
Tue, Dec 2 - Mon, Dec 8
COS
Colorado Springs
PAE
Seattle
$815 Roundtrip, found 5 days ago
$815
Roundtrip
found 5 days ago
Select United flight, departing Tue, Dec 2 from Colorado Springs to Seattle, returning Mon, Dec 8, priced at $815 found 5 days ago
United
Sat, Feb 14 - Sun, Feb 15
COS
Colorado Springs
PAE
Seattle
$824 Roundtrip, found 4 days ago
$824
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 14 from Colorado Springs to Seattle, returning Sun, Feb 15, priced at $824 found 4 days ago
United
Wed, Feb 11 - Sun, Feb 15
COS
Colorado Springs
PAE
Seattle
$829 Roundtrip, found 4 days ago
$829
Roundtrip
found 4 days ago
Select United flight, departing Wed, Feb 11 from Colorado Springs to Seattle, returning Sun, Feb 15, priced at $829 found 4 days ago
United
Tue, Dec 2 - Thu, Dec 11
COS
Colorado Springs
PAE
Seattle
$835 Roundtrip, found 5 days ago
$835
Roundtrip
found 5 days ago
Select United flight, departing Tue, Dec 2 from Colorado Springs to Seattle, returning Thu, Dec 11, priced at $835 found 5 days ago
United
Sat, Feb 14 - Thu, Feb 19
COS
Colorado Springs
PAE
Seattle
$839 Roundtrip, found 4 days ago
$839
Roundtrip
found 4 days ago
Select United flight, departing Sat, Feb 14 from Colorado Springs to Seattle, returning Thu, Feb 19, priced at $839 found 4 days ago
United
Wed, Dec 3 - Fri, Dec 5
COS
Colorado Springs
PAE
Seattle
$843 Roundtrip, found 5 days ago
$843
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 3 from Colorado Springs to Seattle, returning Fri, Dec 5, priced at $843 found 5 days ago
United
Wed, Feb 11 - Thu, Feb 19
COS
Colorado Springs
PAE
Seattle
$844 Roundtrip, found 4 days ago
$844
Roundtrip
found 4 days ago
Select United flight, departing Wed, Feb 11 from Colorado Springs to Seattle, returning Thu, Feb 19, priced at $844 found 4 days ago
United
Sat, Nov 15 - Mon, Nov 24
COS
Colorado Springs
PAE
Seattle
$845 Roundtrip, found 5 days ago
$845
Roundtrip
found 5 days ago
Select United flight, departing Sat, Nov 15 from Colorado Springs to Seattle, returning Mon, Nov 24, priced at $845 found 5 days ago

Frequently asked questions

How much does a flight from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE) cost?
Grab a cheap one-way flight from $383 or cheap return flight from $765 from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE)?
December is the cheapest month to fly from COS to PAE. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from COS to PAE. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE)?
You'll need to book a flight with a layover if you're traveling from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from COS to PAE?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE)?
To land at Snohomish County - Paine Field Airport (PAE) on schedule, pick a flight that leaves from Colorado Springs Airport (COS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE) last-minute?
Last-minute fares from COS to PAE are usually more expensive. To lock in the lowest prices, start searching for flights well ahead of time. That said, if you're flexible with your travel plans, it's possible to find a cheap fare right before you leave.
Is it cheaper to book a COS to PAE flight and hotel package?
You can save money by booking a COS to PAE flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE)?
It's usually possible to reschedule or cancel your COS to PAE flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Colorado Springs
Destination airport
Seattle Paine Field Intl. Airport
Roundtrip price
$765
Distance
1080 mi

Book with confidence

Colorado Springs to Seattle Paine Field Intl. Airport Flights

The cheapest times to fly from Colorado Springs to Seattle Paine Field Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Colorado Springs to Seattle Paine Field Intl. Airport are during the month of December. You can find some of the cheapest flights from Colorado Springs to Seattle Paine Field Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to Seattle Paine Field Intl. Airport

Sunday is one of the best days to book for cheap flights from Colorado Springs to Seattle Paine Field Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Colorado Springs to Seattle Paine Field Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Colorado Springs to Seattle Paine Field Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $383 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Colorado Springs to Seattle Paine Field Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Colorado Springs to Seattle Paine Field Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Colorado Springs to Seattle Paine Field Intl. Airport Flights

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*Available to One Key members.