$358 Cheap Flights from Colorado Springs (COS) to Seattle Paine Field Intl. Airport (PAE)

View $358 flight on Mon, Aug 18, 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at $358 for one-way flights and $765 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$765 Roundtrip, found 1 day ago
$765
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $765 found 1 day ago
Delta
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$770 Roundtrip, found 2 days ago
$770
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $770 found 2 days ago
Delta
Sat, Jan 17 - Wed, Jan 21
COS
Colorado Springs
PAE
Seattle
$786 Roundtrip, found 1 day ago
$786
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 17 from Colorado Springs to Seattle, returning Wed, Jan 21, priced at $786 found 1 day ago
United
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$791 Roundtrip, found 1 day ago
$791
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $791 found 1 day ago
Delta
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$801 Roundtrip, found 1 day ago
$801
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $801 found 1 day ago
United
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$810 Roundtrip, found 1 day ago
$810
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $810 found 1 day ago
United
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$815 Roundtrip, found 1 day ago
$815
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $815 found 1 day ago
Delta
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$820 Roundtrip, found 1 day ago
$820
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $820 found 1 day ago
Delta
Sun, Aug 17 - Thu, Aug 21
COS
Colorado Springs
PAE
Seattle
$825 Roundtrip, found 2 days ago
$825
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Aug 17 from Colorado Springs to Seattle, returning Thu, Aug 21, priced at $825 found 2 days ago
United
Thu, Sep 11 - Tue, Sep 23
COS
Colorado Springs
PAE
Seattle
$827 Roundtrip, found 1 day ago
$827
Roundtrip
found 1 day ago
Select United flight, departing Thu, Sep 11 from Colorado Springs to Seattle, returning Tue, Sep 23, priced at $827 found 1 day ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Snohomish County - Paine Field PAE. Cheapest option available. Average driving time to city center is 29 minutes. Flights from $917
PAE
Snohomish County - Paine Field
Cheapest
Average driving time to city center29 min
Flights from $917
Flights from Colorado Springs (COS) to Seattle Paine Field Intl. Airport (PAE)
Origin airport
Colorado Springs
Destination airport
Seattle Paine Field Intl. Airport
Roundtrip price
$765
Distance
1080 mi

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 September. 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 $358 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.

 

Frequently asked questions

How much does a flight from Colorado Springs Airport (COS) to Snohomish County - Paine Field Airport (PAE) cost?
Discover the latest flight deals from COS to PAE by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from COS to PAE?
The cheapest flights from COS to PAE are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from COS to PAE?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from COS to PAE. Sort your results by "Price (lowest to highest)" to snap up a great 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.

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*Available to One Key members.