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$109+ Cheap flights from Seattle to Colorado Springs (SEA - COS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — COS
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Find cheap flights from Seattle to Colorado Springs with Cheapflights

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Colorado Springs are usually found in January or August, booked 84 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from Seattle to Colorado Springs

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Colorado Springs (COS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 16, 2025.

Round-trip from

$177
(Delta)

One-way from

$109
(Delta)

Popular in

December

Cheapest in

January

Average price

$351
From Seattle/Tacoma Intl to Colorado Springs
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One-way flight from Seattle/Tacoma Intl to Colorado Springs
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Highest demand for flights based on searches. 10% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Colorado Springs

Cheapest flights from Seattle to Colorado Springs
Explore the most affordable flight options available from Seattle to Colorado Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/281:30 pmSEA - COS
1 stop7h 40mDelta
mié. 11/55:49 pmCOS - SEA
1 stop7h 10mDelta
Deal found 9/13$177
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2912:45 pmSEA - COS
2 stops8h 25mDelta
sáb. 11/85:49 pmCOS - SEA
1 stop5h 33mDelta
Deal found 9/13$182
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/19:22 pmSEA - COS
1 stop17h 29mMultiple Airlines
jue. 11/63:48 pmCOS - SEA
1 stop17h 30mMultiple Airlines
Deal found 9/13$185
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/311:30 pmSEA - COS
1 stop5h 10mDelta
sáb. 11/88:09 amCOS - SEA
1 stop7h 36mDelta
Deal found 9/13$188
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:00 pmSEA - COS
1 stop4h 10mDelta
mar. 11/45:49 pmCOS - SEA
1 stop5h 34mDelta
Deal found 9/13$197
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/287:10 amSEA - COS
2 stops8h 59mDelta
lun. 11/35:49 pmCOS - SEA
1 stop5h 34mDelta
Deal found 9/14$202
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/287:10 amSEA - COS
2 stops8h 59mDelta
sáb. 11/88:09 amCOS - SEA
2 stops13h 41mDelta
Deal found 9/13$207
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/3112:35 pmSEA - COS
1 stop6h 40mSouthwest
dom. 11/26:35 pmCOS - SEA
1 stop7h 00mSouthwest
Deal found 9/15$208
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3011:24 pmSEA - COS
1 stop9h 23mAmerican Airlines
jue. 11/64:37 pmCOS - SEA
1 stop7h 28mAmerican Airlines
Deal found 9/15$216
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:00 pmSEA - COS
1 stop4h 10mDelta
vie. 11/75:49 pmCOS - SEA
1 stop5h 34mDelta
Deal found 9/13$217

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Colorado Springs that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
Use the filters below to find and compare flights from Seattle to Colorado Springs that are best for you.

Fly from

Seattle

Fly to

Colorado Springs

Route

Depart

Return

Price

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mié. 10/29

1:30 pm-10:10 pm

1 stop7h 40m

Colorado Springs

mié. 11/5

5:49 pm-10:23 pm

1 stop5h 34m

$177

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mar. 10/28

1:30 pm-10:10 pm

1 stop7h 40m

Colorado Springs

mié. 11/5

5:49 pm-11:59 pm

1 stop7h 10m

$177

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mié. 10/29

12:45 pm-10:10 pm

2 stops8h 25m

Colorado Springs

mar. 11/4

5:49 pm-10:23 pm

1 stop5h 34m

$182

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mié. 10/29

12:45 pm-10:10 pm

2 stops8h 25m

Colorado Springs

sáb. 11/8

5:49 pm-10:22 pm

1 stop5h 33m

$182

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mié. 10/29

9:15 am-6:10 pm

2 stops7h 55m

Colorado Springs

mié. 11/5

12:15 pm-10:30 pm

2 stops11h 15m

$187

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

vie. 10/31

1:30 pm-7:40 pm

1 stop5h 10m

Colorado Springs

mié. 11/5

5:49 pm-10:23 pm

1 stop5h 34m

$188

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

lun. 10/27

5:00 pm-10:10 pm

1 stop4h 10m

Colorado Springs

sáb. 11/8

8:09 am-2:45 pm

1 stop7h 36m

$197

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mié. 10/29

1:30 pm-10:10 pm

1 stop7h 40m

Colorado Springs

vie. 11/7

5:49 pm-10:23 pm

1 stop5h 34m

$197

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

mié. 10/29

1:30 pm-10:10 pm

1 stop7h 40m

Colorado Springs

lun. 11/3

5:49 pm-10:23 pm

1 stop5h 34m

$197

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

lun. 10/27

5:00 pm-10:10 pm

1 stop4h 10m

Colorado Springs

mar. 11/4

5:49 pm-10:23 pm

1 stop5h 34m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
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Best time to book a flight from Seattle to Colorado Springs

Have a flexible travel schedule? Discover the best time to fly to Colorado Springs from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Colorado Springs

How far ahead should I book a flight from Seattle to Colorado Springs?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Colorado Springs. Price data was last updated on September 12, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Colorado Springs. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Colorado Springs?

Currently, January is the cheapest month in which you can book a flight from Seattle to Colorado Springs (average of $316). Flying from Seattle to Colorado Springs in March is currently the most expensive (average of $412). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to COS?

Find hourly flight availability from Seattle to Colorado Springs. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

It’s optimal to fly from Seattle to Colorado Springs in the evening. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Colorado Springs

Get insights into the airlines that provide service to Colorado Springs. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado Springs. Reviews last updated septiembre 16, 2025.
Read through reviews of airlines operating flights from Seattle to Colorado Springs, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,957 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Boarding

8.1

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Seattle to Colorado Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Colorado Springs?

    Airlines like Delta and Southwest fly from Seattle to Colorado Springs in about 7h 40m. The time it takes to get you to your destination can typically vary by up to 15m. There are 1065 mi between Seattle and Colorado Springs. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Colorado Springs round-trip?

    Our cheapest airline available from Seattle to Colorado Springs is Delta. Our recent data shows that you can find tickets from as low as $129 on this airline. Additional options worth looking into are American Airlines and Southwest, starting at $169 and $216 round-trip. Delta is currently priced 66% below the average price you’ll pay for this route.

  • Can I find deals for flights from Seattle to Colorado Springs that include hotel bookings?

    Yes. In addition to deals on Seattle to Colorado Springs flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Colorado Springs?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Colorado Springs.

  • Can I find deals for business class flights from Seattle to Colorado Springs?

    Yes. Cheapflights offers flight deals from Seattle to Colorado Springs by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Colorado Springs?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Colorado Springs (average of $316). Flying from Seattle to Colorado Springs in March is currently the most expensive (average of $412). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Colorado Springs?

Book flights to Colorado Springs if you plan to visit one of these locations
Cañon City

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Alternative routes for Seattle to Colorado Springs

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Top 4 airlines flying from Seattle to Colorado Springs

Discover the top 4 airlines that operate flights from Seattle to Colorado Springs. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$129Average$306FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$169Average$276FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$216Average$354FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$246Average$416FlexibilityNo cancel feeOn-time69%

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