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$127+ Cheap flights from Colorado Springs to San Antonio (COS - SAT)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
COS — SAT
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Colorado Springs to San Antonio are usually found in October or September, booked 48 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Colorado Springs to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to San Antonio (SAT). 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 September 16, 2025.

Round-trip from

$243
(American Airlines)

One-way from

$127
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$346
From Colorado Springs to San Antonio
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One-way flight from Colorado Springs to San Antonio
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Highest demand for flights based on searches. 15% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Colorado Springs to San Antonio

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

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.
Wed 10/226:02 amCOS - SAT
1 stop10h 43mAmerican Airlines
Mon 10/279:00 amSAT - COS
1 stop8h 02mAmerican Airlines
Deal found 9/15$243
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/145:49 pmCOS - SAT
1 stop5h 42mDelta
Tue 10/216:07 pmSAT - COS
1 stop5h 03mDelta
Deal found 9/15$257
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.
Fri 10/3110:37 amCOS - SAT
1 stop20h 42mAmerican Airlines
Mon 11/39:14 amSAT - COS
1 stop9h 52mAmerican Airlines
Deal found 9/15$265
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/165:49 pmCOS - SAT
1 stop5h 42mDelta
Tue 10/216:07 pmSAT - COS
1 stop5h 03mDelta
Deal found 9/15$272
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:34 amCOS - SAT
1 stop5h 24mUnited Airlines
Mon 11/36:00 pmSAT - COS
2 stops6h 59mUnited Airlines
Deal found 9/15$277
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2512:05 pmCOS - SAT
1 stop11h 30mSouthwest
Fri 11/285:30 pmSAT - COS
1 stop7h 10mSouthwest
Deal found 9/14$290
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:49 pmCOS - SAT
1 stop5h 42mDelta
Fri 10/246:07 pmSAT - COS
1 stop5h 03mDelta
Deal found 9/15$295
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.
Thu 11/612:45 pmCOS - SAT
1 stop8h 14mAmerican Airlines
Sun 11/96:04 amSAT - COS
1 stop7h 02mAmerican Airlines
Deal found 9/15$305
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 amCOS - SAT
2 stops7h 15mSouthwest
Mon 10/276:15 pmSAT - COS
2 stops5h 30mSouthwest
Deal found 9/14$310
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.
Wed 10/810:37 amCOS - SAT
1 stop7h 03mAmerican Airlines
Sun 10/126:00 amSAT - COS
1 stop4h 47mAmerican Airlines
Deal found 9/15$315

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to San Antonio 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 September 16, 2025.
Use the filters below to find and compare flights from Colorado Springs to San Antonio that are best for you.

Fly from

Colorado Springs

Fly to

San Antonio

Route

Depart

Return

Price

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Fri 10/31

10:37 am-8:19 am

1 stop20h 42m

San Antonio

Mon 11/3

9:14 am-6:06 pm

1 stop9h 52m

$265

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Thu 10/16

5:49 pm-12:31 am

1 stop5h 42m

San Antonio

Tue 10/21

6:07 pm-10:10 pm

1 stop5h 03m

$272

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Thu 10/16

6:15 pm-12:05 am

1 stop4h 50m

San Antonio

Tue 10/21

6:45 am-1:05 pm

2 stops7h 20m

$277

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Sat 10/25

7:30 am-1:15 pm

1 stop4h 45m

San Antonio

Mon 10/27

6:00 pm-11:59 pm

2 stops6h 59m

$277

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Fri 10/31

3:35 pm-10:27 pm

1 stop5h 52m

San Antonio

Mon 11/3

6:00 pm-11:59 pm

2 stops6h 59m

$277

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Tue 11/25

12:05 pm-12:35 am

1 stop11h 30m

San Antonio

Fri 11/28

3:40 pm-11:40 pm

2 stops9h 00m

$296

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Thu 11/6

12:45 pm-9:59 pm

1 stop8h 14m

San Antonio

Sun 11/9

6:04 am-12:06 pm

1 stop7h 02m

$305

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Tue 11/18

5:17 pm-8:24 am

1 stop14h 07m

San Antonio

Fri 11/21

8:21 pm-11:48 pm

1 stop4h 27m

$305

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Sat 10/25

6:00 am-2:15 pm

2 stops7h 15m

San Antonio

Mon 10/27

6:15 pm-10:45 pm

2 stops5h 30m

$310

Colorado SpringsSan Antonio

COS - SAT

COSSAT

Colorado Springs

Thu 11/6

5:49 pm-12:31 am

1 stop5h 42m

San Antonio

Sun 11/9

5:15 am-12:37 pm

1 stop8h 22m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 20 results
1
2

Best time to book a flight from Colorado Springs to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Colorado Springs 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 Colorado Springs to San Antonio

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

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

The best time to book flights from Colorado Springs to San Antonio is 47 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Colorado Springs to San Antonio (average of $295). Flying from Colorado Springs to San Antonio in March is currently the most expensive (average of $376). 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.

How much does it cost to fly round-trip from Colorado Springs to San Antonio?

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Colorado Springs to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

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

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

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

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

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

Food

7.0

Crew

8.6

Boarding

8.1

Overall

8.0

Entertainment

7.5

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 Colorado Springs to San Antonio. 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 Colorado Springs to San Antonio?

    American Airlines, Delta, and Southwest can get you from Colorado Springs to San Antonio in just under 4h 50m. Your travel time can differ by up to 15h 52m. The distance from Colorado Springs to San Antonio is about 732 mi. 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 Colorado Springs to San Antonio round-trip?

    Southwest, at $249, was found to be the cheapest airline from Colorado Springs to San Antonio.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Southwest is 36% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado Springs to San Antonio 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 Colorado Springs to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Colorado Springs to San Antonio (average of $295). Flying from Colorado Springs to San Antonio in March is currently the most expensive (average of $376). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Colorado Springs to San Antonio

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Top 3 airlines flying from Colorado Springs to San Antonio

Discover the top 3 airlines that operate flights from Colorado Springs to San Antonio. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$249Average$364FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$266Average$416FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$271Average$388FlexibilityNo cancel feeOn-time71%

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