$107 Cheap flights from Colorado Springs to Seattle - Tacoma Intl. (COS to SEA)

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Find The Best Dates To Fly from Colorado Springs to Seattle - Tacoma Intl.

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Affordable Airfare Tickets from COS to SEA Airport

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $211 round trip and $107 one way. Prices and availability subject to change. Additional terms may apply.

Tue, May 13 - Wed, May 28
COS
Colorado Springs
SEA
Seattle
$211 Roundtrip, found 6 days ago
$211
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, May 13 from Colorado Springs to Seattle, returning Wed, May 28, priced at $211 found 6 days ago
Tue, May 13 - Wed, May 28
COS
Colorado Springs
SEA
Seattle
$216 Roundtrip, found 6 days ago
$216
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, May 13 from Colorado Springs to Seattle, returning Wed, May 28, priced at $216 found 6 days ago
Wed, Aug 13 - Wed, Sep 3
COS
Colorado Springs
SEA
Seattle
$217 Roundtrip, found 5 hours ago
$217
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Aug 13 from Colorado Springs to Seattle, returning Wed, Sep 3, priced at $217 found 5 hours ago
Sat, Jul 12 - Wed, Jul 16
COS
Colorado Springs
SEA
Seattle
$218 Roundtrip, found 2 days ago
$218
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Jul 12 from Colorado Springs to Seattle, returning Wed, Jul 16, priced at $218 found 2 days ago
Wed, Aug 13 - Wed, Sep 3
COS
Colorado Springs
SEA
Seattle
$220 Roundtrip, found 5 hours ago
$220
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Aug 13 from Colorado Springs to Seattle, returning Wed, Sep 3, priced at $220 found 5 hours ago
Wed, Aug 13 - Wed, Sep 3
COS
Colorado Springs
SEA
Seattle
$222 Roundtrip, found 5 hours ago
$222
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Aug 13 from Colorado Springs to Seattle, returning Wed, Sep 3, priced at $222 found 5 hours ago
Mon, Jul 7 - Wed, Jul 9
COS
Colorado Springs
SEA
Seattle
$223 Roundtrip, found 4 days ago
$223
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Jul 7 from Colorado Springs to Seattle, returning Wed, Jul 9, priced at $223 found 4 days ago
Wed, Aug 13 - Wed, Sep 3
COS
Colorado Springs
SEA
Seattle
$225 Roundtrip, found 5 hours ago
$225
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Aug 13 from Colorado Springs to Seattle, returning Wed, Sep 3, priced at $225 found 5 hours ago
Wed, Jul 9 - Sat, Jul 12
COS
Colorado Springs
SEA
Seattle
$228 Roundtrip, found 5 days ago
$228
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jul 9 from Colorado Springs to Seattle, returning Sat, Jul 12, priced at $228 found 5 days ago
Sat, Jul 5 - Sat, Jul 12
COS
Colorado Springs
SEA
Seattle
$233 Roundtrip, found 17 hours ago
$233
Roundtrip
found 17 hours ago
Select Delta flight, departing Sat, Jul 5 from Colorado Springs to Seattle, returning Sat, Jul 12, priced at $233 found 17 hours ago

Seattle - Tacoma Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Seatac Inn

Seatac Inn

2 out of 5
per person
May 25 - May 27
found 1 day ago
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
Beacon Hill Retro - Central Location

Beacon Hill Retro - Central Location

3 out of 5
per person
Jun 19 - Jun 24
found 7 hours ago
Roundtrip non-stop flight included
Colorado Springs (COS) to Seattle (SEA)
Hillside in Seattle - well appointed

Hillside in Seattle - well appointed

3 out of 5
per person
Jun 19 - Jun 24
found 7 hours ago
Roundtrip non-stop flight included
Colorado Springs (COS) to Seattle (SEA)
Kingfish at West Sound

Kingfish at West Sound

3.5 out of 5
Save 100% on your flight
per person
Jun 6 - Jun 12
found 1 day ago
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
Staypineapple, The Maxwell Hotel, Seattle Center Seattle

Staypineapple, The Maxwell Hotel, Seattle Center Seattle

3.5 out of 5
per person
May 25 - May 27
found 1 day ago
Roundtrip flight included
Denver (DEN) to Seattle (SEA)
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Frequently asked questions

Can I catch a flight from City of Colorado Springs Municipal Airport to SEA right now?
For info on any current SEA travel advice and quarantine requirements, visit the Covid-19 Travel Advisor. Look before you book your flight, so you don’t get caught out.
Are there direct flights from COS to SEA?
Unfortunately, there are no direct flights from Colorado Springs Airport (COS) to Sea-Tac Airport. But we can direct you to airlines offering flights with just one stopover. Look up United Airlines, Southwest Airlines or American Airlines.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Seattle - Tacoma Intl. Airport (SEA), please visit our Customer Service Portal.
How long is the flight from City of Colorado Springs Municipal Airport to Seattle - Tacoma Intl. Airport (SEA)?
It generally takes around 5 hours and 41 minutes to journey from City of Colorado Springs Municipal Airport to Sea-Tac Airport. You’ll be in your seat for a while, so keep yourself amused with a film or flip through the airway’s magazines.
What is the flight distance from City of Colorado Springs Municipal Airport to Sea-Tac Airport?
With a flight distance of 1,050 mi separating COS and Seattle - Tacoma Intl. Airport (SEA), you’re going to be in the air for a reasonable length of time. It’s the perfect opportunity to get engrossed in a movie, do some work or just sit back and relax with a few podcasts.
What airlines fly from City of Colorado Springs Municipal Airport to Seattle - Tacoma Intl. Airport (SEA)?
As yet, there are no direct flights available between Colorado Springs Airport (COS) and SEA. Plan in advance to save time and find the best route with the least amount of stopovers.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Colorado Springs to Seattle

 

Traveling From
Colorado Springs
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$211

Route Info

Flight path for flights from Colorado Springs Airport to Seattle-Tacoma International Airport.


Origin:
COS - Colorado Springs Airport
Destination:
SEA - Seattle-Tacoma International Airport
Distance:
1,101.00 miles


Discover our best flights from Colorado Springs COS to Seattle SEA. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Colorado Springs COS to Seattle SEA at the right price  

Airfares to Seattle SEA from Colorado Springs COS currently cost between $211 and $233. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Colorado Springs COS to Seattle SEA 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Colorado Springs COS to Seattle SEA on Travelocity starting at $107. Prices and availability subject to change. Additional terms may apply. 

 

Get to Seattle SEA from Colorado Springs COS quicker with direct flights. 

Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from COS to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Colorado Springs COS to Seattle SEA

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from COS. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Colorado Springs COS to Seattle SEA today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Colorado Springs COS to Seattle SEA. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Seattle SEA from Colorado Springs COS 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SEA from COS have this option.  

 

Travel with confidence when you book flights to Seattle SEA from Colorado Springs COS with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.