$147+ Cheap flights from St. Louis to Colorado Springs (STL - COS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — COS
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Colorado Springs with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Colorado Springs
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Best
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Cheapest flights from St. Louis to Colorado SpringsExplore the most affordable flight options available from St. Louis to Colorado Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from St. Louis to Colorado Springs. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/22. 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.
Fri 12/45:00 pm -
1 stop6h 00m
Sat 12/512:40 pm -
1 stop6h 20m
Deal found 10/22![Southwest logo]()
$290
This American Airlines deal was found by Cheapflights users on 10/22. 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 12/307:14 pm -
1 stop5h 26m
Wed 1/63:11 pm -
1 stop7h 21m
Deal found 10/22![American Airlines logo]()
$304
This Southwest deal was found by Cheapflights users on 10/23. 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.
Fri 12/45:15 pm -
1 stop5h 30m
Sun 12/65:25 am -
1 stop6h 20m
Deal found 10/23![Southwest logo]()
$311
This Southwest deal was found by Cheapflights users on 10/23. 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.
Wed 12/306:35 pm -
1 stop4h 25m
Thu 12/311:40 pm -
1 stop4h 50m
Deal found 10/23![Southwest logo]()
$338
This Southwest deal was found by Cheapflights users on 10/23. 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 12/225:40 pm -
1 stop8h 05m
Thu 12/311:40 pm -
1 stop4h 50m
Deal found 10/23![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 12/306:35 pm -
1 stop4h 25m
Wed 1/66:40 am -
2 stops7h 20m
Deal found 10/22![Southwest logo]()
$344
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 11/95:10 am -
1 stop7h 25m
Mon 11/161:40 pm -
1 stop4h 50m
Deal found 10/23![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 10/24. 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.
Thu 12/35:25 pm -
1 stop5h 20m
Wed 12/911:50 am -
2 stops9h 10m
Deal found 10/24![Southwest logo]()
$358
Best flights from St. Louis to Colorado SpringsDiscover carefully curated flight deals from St. Louis to Colorado Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from St. Louis to Colorado Springs that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/22. 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.
Fri 12/45:00 pm -
1 stop6h 00m
Sat 12/512:40 pm -
1 stop6h 20m
Deal found 10/22![Southwest logo]()
$290
This Delta deal was found by Cheapflights users on 10/24. 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 12/36:00 am -
2 stops12h 23m
Wed 12/96:05 pm -
2 stops13h 56m
Deal found 10/24![Delta logo]()
$364
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 12/306:35 pm -
1 stop4h 25m
Wed 1/66:40 am -
2 stops7h 20m
Deal found 10/22![Southwest logo]()
$344
This Delta deal was found by Cheapflights users on 10/21. 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.
Sat 11/72:25 pm -
1 stop6h 51m
Wed 11/111:31 pm -
1 stop7h 11m
Deal found 10/21![Delta logo]()
$383
This Southwest deal was found by Cheapflights users on 10/24. 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.
Thu 12/35:25 pm -
1 stop5h 20m
Wed 12/98:30 am -
1 stop4h 20m
Deal found 10/24![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 10/24. 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.
Wed 11/189:45 am -
2 stops8h 43m
Tue 11/246:00 am -
1 stop6h 23m
Deal found 10/24![Delta logo]()
$400
This Southwest deal was found by Cheapflights users on 10/25. 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.
Thu 12/35:25 pm -
1 stop5h 20m
Sun 12/65:25 am -
1 stop6h 20m
Deal found 10/25![Southwest logo]()
$373
This Southwest deal was found by Cheapflights users on 10/21. 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.
Fri 11/65:40 am -
1 stop5h 45m
Tue 11/103:05 pm -
1 stop6h 05m
Deal found 10/21![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 10/23. 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.
Wed 12/304:50 pm -
2 stops6h 30m
Thu 12/311:40 pm -
1 stop4h 50m
Deal found 10/23![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 10/23. 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 12/223:45 pm -
2 stops7h 35m
Thu 12/311:40 pm -
1 stop4h 50m
Deal found 10/23![Southwest logo]()
$396
Last-minute flights from St. Louis to Colorado SpringsDiscover last-minute flight deals from St. Louis to Colorado Springs. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Colorado Springs. Data last updated October 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/45:00 pm -
1 stop6h 22m
Wed 11/111:31 pm -
1 stop7h 11m
Deal found 10/21![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/45:00 pm -
1 stop6h 22m
Fri 11/136:08 pm -
1 stop5h 32m
Deal found 10/21![Delta logo]()
$420
This Delta deal was found by Cheapflights users on 10/21. 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 11/55:00 pm -
1 stop6h 22m
Mon 11/91:31 pm -
1 stop7h 11m
Deal found 10/21![Delta logo]()
$424
This Southwest deal was found by Cheapflights users on 10/21. 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.
Fri 11/62:00 pm -
2 stops8h 45m
Tue 11/1011:50 am -
2 stops8h 30m
Deal found 10/21![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 10/21. 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.
Sat 11/73:35 pm -
2 stops7h 47m
Mon 11/96:08 pm -
1 stop5h 32m
Deal found 10/21![Delta logo]()
$388
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 11/95:10 am -
1 stop7h 25m
Mon 11/161:40 pm -
1 stop4h 50m
Deal found 10/23![Southwest logo]()
$353
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/91:40 pm -
1 stop4h 55m
Wed 11/112:55 pm -
1 stop5h 04m
Deal found 10/21![United Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 10/25. 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.
Mon 11/165:00 pm -
1 stop6h 00m
Mon 11/235:00 am -
2 stops7h 30m
Deal found 10/25![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 10/24. 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.
Wed 11/186:00 am -
1 stop7h 26m
Tue 11/246:00 am -
1 stop6h 23m
Deal found 10/24![Delta logo]()
$395
One-way flights from St. Louis to Colorado SpringsSearch for one-way flight options from St. Louis to Colorado Springs. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from St. Louis to Colorado Springs. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Delta deal was found by Cheapflights users on 10/26. 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 11/162:20 pm -
1 stop9h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$147
Find flight deals from St. Louis to Colorado Springs
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $290 (Southwest) |
One-way from | $147 (Delta) |
Popular in | September |
Cheapest in | January |
Average price | $393 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from St. Louis to Colorado Springs that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Mon 11/16
2:20 pm-10:22 pm
1 stop9h 02m
Colorado Springs
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$147
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Fri 12/4
5:00 pm-10:00 pm
1 stop6h 00m
Colorado Springs
Sat 12/5
12:40 pm-8:00 pm
1 stop6h 20m
$290
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Wed 12/30
6:35 pm-10:00 pm
1 stop4h 25m
Colorado Springs
Wed 1/6
6:40 am-3:00 pm
2 stops7h 20m
$344
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Thu 12/3
5:25 pm-9:45 pm
1 stop5h 20m
Colorado Springs
Wed 12/9
8:30 am-1:50 pm
1 stop4h 20m
$353
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Thu 12/3
6:00 am-5:23 pm
2 stops12h 23m
Colorado Springs
Wed 12/9
6:05 pm-9:01 am
2 stops13h 56m
$364
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Thu 12/3
5:25 pm-9:45 pm
1 stop5h 20m
Colorado Springs
Sun 12/6
5:25 am-12:45 pm
1 stop6h 20m
$373
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Sat 11/7
2:25 pm-8:16 pm
1 stop6h 51m
Colorado Springs
Wed 11/11
1:31 pm-9:42 pm
1 stop7h 11m
$383
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Fri 11/6
5:40 am-10:25 am
1 stop5h 45m
Colorado Springs
Tue 11/10
3:05 pm-10:10 pm
1 stop6h 05m
$383
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Wed 12/30
4:50 pm-10:20 pm
2 stops6h 30m
Colorado Springs
Thu 12/31
1:40 pm-7:30 pm
1 stop4h 50m
$388
St. LouisColorado Springs
STL Lambert-St Louis - COS Colorado Springs
STLCOS
Lambert-St Louis
Tue 12/22
3:45 pm-10:20 pm
2 stops7h 35m
Colorado Springs
Thu 12/31
1:40 pm-7:30 pm
1 stop4h 50m
$396
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Colorado Springs
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Colorado Springs in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Colorado Springs flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Colorado Springs flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Colorado Springs flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Colorado Springs flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Colorado Springs flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Colorado Springs
Have a flexible travel schedule? Discover the best time to fly to Colorado Springs from St. Louis with our price prediction graph.
STL-COS
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 St. Louis to Colorado Springs
What is the cheapest month to book a flight from St. Louis to Colorado Springs?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Colorado Springs (average of $317). Flying from St. Louis to Colorado Springs in September is currently the most expensive (average of $645). 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 St. Louis to Colorado Springs?
Airfare is below average for this route at the moment.
St. Louis to Colorado Springs flights typically cost between $397 and $522 in December.The cheapest round-trip price found within the last 5 days was $290 on Southwest (Dec 4-Dec 5).
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 October 26, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines from St. Louis to Colorado Springs have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.4
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.4
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.4
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Comfort
8.0
Boarding
8.1
Entertainment
7.4
Food
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Colorado Springs. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Colorado Springs?
Book flights to Colorado Springs if you plan to visit one of these locationsCañon City
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Other flights to Colorado Springs
Explore flights to Colorado Springs departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
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St. Louis and Colorado Springs flights
Browse other St. Louis and Colorado Springs flight options. Last updated on October 26, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from St. Louis to Colorado Springs
Discover the top 3 airlines that operate flights from St. Louis 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$382 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$276 | Average$566 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$382 | FlexibilityNo cancel fee | On-time69% |