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Cheap flights from Seattle to Denver from $80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Denver departing on 11/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Delta Logo
1:44 pm - 10:23 pmSEA-COS
7h 39m1 stop
Delta Logo
8:00 am - 12:56 pmCOS-SEA
5h 56m1 stop
$157Delta
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Fri, Nov 14 - Tue, Nov 18
American Airlines Logo
3:51 pm - 11:48 pmSEA-COS
6h 57m1 stop
American Airlines Logo
4:37 pm - 12:58 amCOS-SEA
9h 21m1 stop
$159American Airlines
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Thu, Nov 6 - Sun, Nov 9
Southwest Logo
8:10 am - 5:25 pmSEA-COS
8h 15m2 stops
Southwest Logo
6:35 pm - 12:35 amCOS-SEA
7h 00m1 stop
$162Southwest
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Wed, Nov 5 - Sun, Nov 9
Southwest Logo
8:35 am - 5:55 pmSEA-COS
8h 20m1 stop
Southwest Logo
12:15 pm - 10:55 pmCOS-SEA
11h 40m1 stop
$168Southwest
Find Deal
Fri, Nov 7 - Tue, Nov 11
American Airlines Logo
6:00 am - 2:09 pmSEA-COS
7h 09m1 stop
American Airlines Logo
8:16 am - 3:34 pmCOS-SEA
8h 18m1 stop
$187American Airlines
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Wed, Jan 14 - Sat, Jan 17
Delta Logo
1:30 pm - 10:10 pmSEA-COS
7h 40m1 stop
Delta Logo
8:00 am - 2:59 pmCOS-SEA
7h 59m1 stop
$197Delta
Find Deal
Thu, Nov 6 - Fri, Nov 14
Delta Logo
1:30 pm - 10:10 pmSEA-COS
7h 40m1 stop
Delta Logo
8:00 am - 5:00 pmCOS-SEA
10h 00m2 stops
$202Delta
Find Deal
Wed, Nov 5 - Fri, Nov 14
Delta Logo
9:29 am - 10:10 pmSEA-COS
11h 41m2 stops
Delta Logo
6:02 pm - 11:20 pmCOS-SEA
6h 18m1 stop
$206Delta
Find Deal
Tue, Nov 4 - Wed, Nov 12
United Airlines Logo
3:28 pm - 11:52 pmSEA-COS
7h 24m2 stops
United Airlines Logo
6:20 pm - 11:10 pmCOS-SEA
5h 50m1 stop
$232United Airlines
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Wed, Oct 22 - Sun, Oct 26
United Airlines Logo
5:00 am - 12:15 pmSEA-COS
6h 15m1 stop
United Airlines Logo
11:30 am - 5:53 pmCOS-SEA
7h 23m1 stop
$257United Airlines
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Sun, Oct 19 - Sat, Oct 25

American Airlines flights from Seattle to Colorado Springs

Our best American Airlines deals on Seattle to Colorado Springs flight tickets
American Airlines
Nov 6
SEA3:51 pmSeattle/Tacoma Intl
6h 57m
1 stop
COS11:48 pmColorado Springs
Nov 9
COS4:37 pmColorado Springs
9h 21m
1 stop
SEA12:58 amSeattle/Tacoma Intl
$159
Find similar
American Airlines
Jan 14
SEA6:00 amSeattle/Tacoma Intl
7h 09m
1 stop
COS2:09 pmColorado Springs
Jan 17
COS8:16 amColorado Springs
8h 18m
1 stop
SEA3:34 pmSeattle/Tacoma Intl
$187
Find similar
American Airlines
Nov 5
SEA7:23 amSeattle/Tacoma Intl
7h 24m
1 stop
COS3:47 pmColorado Springs
Nov 11
COS5:17 pmColorado Springs
7h 25m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
$239
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Delta flights from Seattle to Colorado Springs

Our best Delta deals on Seattle to Colorado Springs flight tickets
Delta
Nov 14
SEA1:44 pmSeattle/Tacoma Intl
7h 39m
1 stop
COS10:23 pmColorado Springs
Nov 18
COS8:00 amColorado Springs
5h 56m
1 stop
SEA12:56 pmSeattle/Tacoma Intl
$157
Find similar
Delta
Nov 6
SEA1:30 pmSeattle/Tacoma Intl
7h 40m
1 stop
COS10:10 pmColorado Springs
Nov 14
COS8:00 amColorado Springs
7h 59m
1 stop
SEA2:59 pmSeattle/Tacoma Intl
$197
Find similar
Delta
Nov 5
SEA1:30 pmSeattle/Tacoma Intl
7h 40m
1 stop
COS10:10 pmColorado Springs
Nov 14
COS8:00 amColorado Springs
10h 00m
2 stops
SEA5:00 pmSeattle/Tacoma Intl
$202
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Seattle to Colorado Springs that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Fri 11/14

1:44 pm-10:23 pm

1 stop7h 39m

Colorado Springs

Tue 11/18

8:00 am-12:56 pm

1 stop5h 56m

$157

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Thu 11/6

3:51 pm-11:48 pm

1 stop6h 57m

Colorado Springs

Sun 11/9

4:37 pm-12:58 am

1 stop9h 21m

$159

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Wed 11/5

8:10 am-5:25 pm

2 stops8h 15m

Colorado Springs

Sun 11/9

6:35 pm-12:35 am

1 stop7h 00m

$162

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Fri 11/7

8:35 am-5:55 pm

1 stop8h 20m

Colorado Springs

Tue 11/11

12:15 pm-10:55 pm

1 stop11h 40m

$168

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Wed 1/14

6:00 am-2:09 pm

1 stop7h 09m

Colorado Springs

Sat 1/17

8:16 am-3:34 pm

1 stop8h 18m

$187

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Thu 11/6

1:30 pm-10:10 pm

1 stop7h 40m

Colorado Springs

Fri 11/14

8:00 am-2:59 pm

1 stop7h 59m

$197

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Wed 11/5

1:30 pm-10:10 pm

1 stop7h 40m

Colorado Springs

Fri 11/14

8:00 am-5:00 pm

2 stops10h 00m

$202

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Tue 11/4

9:29 am-10:10 pm

2 stops11h 41m

Colorado Springs

Wed 11/12

6:02 pm-11:20 pm

1 stop6h 18m

$206

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Wed 10/22

3:28 pm-11:52 pm

2 stops7h 24m

Colorado Springs

Sun 10/26

6:20 pm-11:10 pm

1 stop5h 50m

$232

SeattleColorado Springs

SEA - COS

SEACOS

Seattle/Tacoma Intl

Sun 10/19

5:00 am-12:15 pm

1 stop6h 15m

Colorado Springs

Sat 10/25

11:30 am-5:53 pm

1 stop7h 23m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Seattle to Colorado Springs

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Colorado Springs?

The month of August is another great option to travel to Colorado Springs, with average flight prices from Seattle averaging around $307.

What is the cheapest day to depart on your flight to Colorado Springs?

The cheapest day to depart from Seattle to Colorado Springs is on a Wednesday when prices can be found for as low as $337. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Colorado Springs for around $516.

What is the cheapest time of day to depart on your flight to Colorado Springs?

Flying to Colorado Springs from Seattle in the evening is the least expensive time of day to depart. momondo users have found prices as low as $316 when looking at flights departing in the evening. Flights to Colorado Springs are more costly at noon, with an average ticket price of $395. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Colorado Springs?

You are more likely to see cheaper flights to Colorado Springs from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado Springs for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado Springs from Seattle for as low as $268 on momondo.

How have Seattle to Colorado Springs flight prices changed over time?

As of October 2025, prices for Seattle to Colorado Springs flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Colorado Springs

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Colorado Springs according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Colorado Springs (SEA to COS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Colorado Springs

Direct flights

None
There are no direct flights from Seattle to Colorado Springs. There are no popular flight routes from Seattle to Colorado Springs.
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  • How far is Seattle/Tacoma Intl to Colorado Springs by plane?

    There are 1065.8 mi between Seattle/Tacoma Intl and Colorado Springs. A reasonable flight in good conditions will take 4h 10m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Colorado Springs Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Colorado Springs Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Colorado Springs Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Colorado Springs Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Colorado Springs Airport.

  • What documentation or ID do you need to fly to Colorado Springs Airport?

    The necessary travel and health documents for your Colorado Springs Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Colorado Springs?

Best airlines flying from Seattle to Colorado Springs

Compare and see reviews for airlines that fly from Seattle to Colorado Springs with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $129Free CancellationRating
7.9
7,962 reviews
Search Delta flights
American AirlinesPriceFrom $169Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $216Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
United AirlinesPriceFrom $247Free CancellationRating
7.4
8,933 reviews
Search United Airlines flights

Traveling to a place near Denver?

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

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Colorado Springs?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado Springs from Seattle.

Can I find flights from Seattle to Colorado Springs with flexible booking policies on momondo?

All flight searches from Seattle to Colorado Springs on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Colorado Springs?

Once all potential Seattle to Colorado Springs flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Colorado Springs right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Colorado Springs flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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