$129+ Cheap flights from Colorado Springs to St. Louis (COS - STL)
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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
COS — STL
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Find cheap flights from Colorado Springs to St. Louis 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 Colorado Springs to St. Louis
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Best
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One-way
Cheapest flights from Colorado Springs to St. LouisExplore the most affordable flight options available from Colorado Springs to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Colorado Springs to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:58 pm -
1 stop6h 44m
Sat 10/175:40 am -
1 stop4h 57m
Deal found 9/14![American Airlines logo]()
$257
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.
Tue 10/134:10 pm -
1 stop6h 05m
Tue 10/205:20 am -
1 stop7h 40m
Deal found 9/15![Southwest logo]()
$264
This Delta deal was found by Cheapflights users on 9/10. 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 10/16:11 pm -
1 stop5h 33m
Sat 10/31:40 pm -
1 stop7h 16m
Deal found 9/10![Delta logo]()
$353
This Delta deal was found by Cheapflights users on 9/10. 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 10/16:11 pm -
1 stop5h 33m
Tue 10/612:28 pm -
2 stops10h 54m
Deal found 9/10![Delta logo]()
$358
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:29 pm -
2 stops8h 29m
Sat 10/175:10 am -
1 stop4h 30m
Deal found 9/14![United Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/26:11 pm -
1 stop5h 33m
Tue 10/62:25 pm -
1 stop6h 51m
Deal found 9/10![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/83:58 pm -
1 stop6h 44m
Sun 10/115:40 am -
1 stop4h 57m
Deal found 9/10![American Airlines logo]()
$365
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2212:40 pm -
1 stop11h 15m
Thu 11/261:10 pm -
1 stop4h 10m
Deal found 9/13![Southwest logo]()
$368
Best flights from Colorado Springs to St. LouisDiscover carefully curated flight deals from Colorado Springs to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Colorado Springs to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
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.
Tue 10/1311:45 am -
2 stops5h 00m
Tue 10/201:25 pm -
2 stops7h 30m
Deal found 9/15![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 9/10. 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 10/36:00 am -
1 stop5h 32m
Sun 10/46:00 am -
1 stop7h 14m
Deal found 9/10![Delta logo]()
$395
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/2610:27 am -
1 stop5h 10m
Wed 9/305:10 am -
1 stop4h 30m
Deal found 9/11![United Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 9/11. 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 10/316:00 am -
2 stops8h 45m
Sun 11/16:10 am -
1 stop4h 15m
Deal found 9/11![Southwest logo]()
$380
This Delta deal was found by Cheapflights users on 9/10. 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 10/56:11 pm -
1 stop5h 33m
Wed 10/710:14 am -
2 stops13h 08m
Deal found 9/10![Delta logo]()
$400
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.
Fri 10/25:00 pm -
2 stops7h 15m
Mon 10/56:20 pm -
1 stop6h 55m
Deal found 9/14![Southwest logo]()
$407
This Delta deal was found by Cheapflights users on 9/11. 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 10/206:07 pm -
2 stops14h 02m
Sat 10/243:35 pm -
2 stops7h 47m
Deal found 9/11![Delta logo]()
$412
This Southwest deal was found by Cheapflights users on 9/12. 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 10/55:00 pm -
2 stops7h 20m
Tue 10/136:30 am -
1 stop4h 15m
Deal found 9/12![Southwest logo]()
$407
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.
Fri 10/95:00 pm -
1 stop5h 50m
Mon 10/125:10 am -
1 stop6h 05m
Deal found 9/14![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 9/11. 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 9/2612:50 pm -
1 stop8h 15m
Wed 9/306:00 am -
2 stops7h 40m
Deal found 9/11![Southwest logo]()
$482
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.
Thu 10/15:00 pm -
2 stops6h 35m
Mon 10/56:00 am -
2 stops10h 40m
Deal found 9/15![Southwest logo]()
$487
Last-minute flights from Colorado Springs to St. LouisDiscover last-minute flight deals from Colorado Springs to St. Louis. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to St. Louis. Data last updated September 16, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/10. 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 10/16:11 pm -
1 stop5h 33m
Sat 10/31:40 pm -
1 stop7h 16m
Deal found 9/10![Delta logo]()
$353
This Delta deal was found by Cheapflights users on 9/10. 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 10/16:11 pm -
1 stop5h 33m
Tue 10/612:28 pm -
2 stops10h 54m
Deal found 9/10![Delta logo]()
$358
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.
Thu 10/111:10 am -
1 stop6h 55m
Mon 10/55:05 am -
1 stop6h 25m
Deal found 9/14![Southwest logo]()
$385
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/26:11 pm -
1 stop5h 33m
Tue 10/62:25 pm -
1 stop6h 51m
Deal found 9/10![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/26:11 pm -
1 stop5h 33m
Sat 10/33:52 pm -
2 stops7h 33m
Deal found 9/10![Delta logo]()
$380
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/83:58 pm -
1 stop6h 44m
Sun 10/115:40 am -
1 stop4h 57m
Deal found 9/10![American Airlines logo]()
$365
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:58 pm -
1 stop6h 44m
Sat 10/175:40 am -
1 stop4h 57m
Deal found 9/14![American Airlines logo]()
$257
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:29 pm -
2 stops8h 29m
Sat 10/175:10 am -
1 stop4h 30m
Deal found 9/14![United Airlines logo]()
$360
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.
Tue 10/134:10 pm -
1 stop6h 05m
Tue 10/205:20 am -
1 stop7h 40m
Deal found 9/15![Southwest logo]()
$264
One-way flights from Colorado Springs to St. LouisSearch for one-way flight options from Colorado Springs to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Colorado Springs to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/112:56 pm -
1 stop6h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![American Airlines logo]()
$129
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:34 am -
1 stop5h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![United Airlines logo]()
$147
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:40 pm -
2 stops8h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![United Airlines logo]()
$148
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Tue 11/241:54 pm -
1 stop4h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/55:08 pm -
1 stop5h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 11/225:34 am -
1 stop5h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$199
This Southwest deal was found by Cheapflights users on 9/12. 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 11/235:25 am -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Southwest logo]()
$204
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 11/221:20 pm -
2 stops7h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$214
Find flight deals from Colorado Springs to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to St. Louis (STL). 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, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (American Airlines) |
One-way from | $129 (American Airlines) |
Popular in | January |
Cheapest in | November |
Average price | $423 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado Springs to St. Louis 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 September 16, 2026.
Use the filters below to find and compare flights from Colorado Springs to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Tue 12/1
1:40 pm-10:59 pm
2 stops8h 19m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$148
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Mon 11/23
1:20 pm-9:40 pm
2 stops7h 20m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$152
Quickest round-trip
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Sun 10/4
6:11 pm-12:44 am
1 stop5h 33m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$209
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Sun 11/22
1:20 pm-9:40 pm
2 stops7h 20m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$214
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Mon 11/23
10:05 am-7:10 pm
2 stops8h 05m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$224
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Tue 11/24
4:35 pm-12:15 am
2 stops6h 40m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$224
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Tue 10/13
11:45 am-5:45 pm
2 stops5h 00m
Lambert-St Louis
Tue 10/20
1:25 pm-7:55 pm
2 stops7h 30m
$347
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Sat 10/31
6:00 am-3:45 pm
2 stops8h 45m
Lambert-St Louis
Sun 11/1
6:10 am-9:25 am
1 stop4h 15m
$380
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Sat 10/3
6:00 am-12:32 pm
1 stop5h 32m
Lambert-St Louis
Sun 10/4
6:00 am-12:14 pm
1 stop7h 14m
$395
Colorado SpringsSt. Louis
COS Colorado Springs - STL Lambert-St Louis
COSSTL
Colorado Springs
Mon 10/5
6:11 pm-12:44 am
1 stop5h 33m
Lambert-St Louis
Wed 10/7
10:14 am-10:22 pm
2 stops13h 08m
$400
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Colorado Springs to St. Louis
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 Colorado Springs to St. Louis in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Colorado Springs-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Colorado Springs-St. Louis 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 Colorado Springs-St. Louis 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 Colorado Springs to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Colorado Springs with our price prediction graph.
COS-STL
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 St. Louis
What is the cheapest month to book a flight from Colorado Springs to St. Louis?
Currently, November is the cheapest month in which you can book a flight from Colorado Springs to St. Louis (average of $281). Flying from Colorado Springs to St. Louis in January is currently the most expensive (average of $663). 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 St. Louis?
Airfare is below average for this route at the moment.
Colorado Springs to St. Louis flights typically cost between $364 and $475 in October.The cheapest round-trip price found within the last 5 days was $257 on American Airlines (Oct 10-Oct 17).
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated September 16, 2026.
Read through reviews of airlines operating flights from Colorado Springs to St. Louis, such as Southwest and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from Colorado Springs to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Edwardsville
Glencoe
Chesterfield
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Colorado Springs and St. Louis flights
Browse other Colorado Springs and St. Louis flight options. Last updated on September 16, 2026.
Other flights from Colorado Springs
Browse through other flights departing from Colorado Springs. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
Top 2 airlines flying from Colorado Springs to St. Louis
Discover the top 2 airlines that operate flights from Colorado Springs to St. Louis. 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 September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$281 | Average$423 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$332 | Average$406 | FlexibilityNo cancel fee | On-time63% |