$153+ Cheap flights from Colorado Springs to St. Louis (COS - STL)
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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
COS — STL
Aug 5 — Aug 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
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 July 6, 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 July 6, 2026.
This United Airlines deal was found by Cheapflights users on 7/3. 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 8/26:32 pm
COS
- STL
1 stop4h 25m
United Airlines
Sat 8/85:10 am
STL
- COS
1 stop4h 31m
United Airlines
Deal found 7/3![United Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 7/2. 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 9/17:40 am
COS
- STL
1 stop5h 35m
United Airlines
Wed 9/29:30 am
STL
- COS
2 stops9h 23m
United Airlines
Deal found 7/2![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 7/4. 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 7/274:40 pm
COS
- STL
1 stop7h 00m
Southwest
Tue 8/42:45 pm
STL
- COS
2 stops8h 00m
Southwest
Deal found 7/4![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 7/3. 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 8/25:00 am
COS
- STL
2 stops7h 55m
Southwest
Sat 8/85:20 pm
STL
- COS
1 stop4h 15m
Southwest
Deal found 7/3![Southwest logo]()
$385
This Delta deal was found by Cheapflights users on 7/6. 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 9/116:00 am
COS
- STL
1 stop7h 08m
Delta
Sun 9/131:40 pm
STL
- COS
1 stop7h 16m
Delta
Deal found 7/6![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 7/2. 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 8/66:30 am
COS
- STL
2 stops7h 45m
Southwest
Sun 8/96:15 am
STL
- COS
1 stop6h 20m
Southwest
Deal found 7/2![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 7/2. 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 8/76:30 am
COS
- STL
2 stops7h 45m
Southwest
Sun 8/96:45 am
STL
- COS
1 stop3h 40m
Southwest
Deal found 7/2![Southwest logo]()
$392
This Delta deal was found by Cheapflights users on 7/6. 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 9/186:14 pm
COS
- STL
1 stop5h 30m
Delta
Sun 9/202:30 pm
STL
- COS
1 stop6h 26m
Delta
Deal found 7/6![Delta logo]()
$397
This Delta deal was found by Cheapflights users on 7/3. 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 8/2811:27 am
COS
- STL
2 stops11h 31m
Delta
Sun 8/303:39 pm
STL
- COS
1 stop6h 59m
Delta
Deal found 7/3![Delta logo]()
$402
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 July 6, 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 July 6, 2026.
This United Airlines deal was found by Cheapflights users on 7/2. 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 9/17:40 am
COS
- STL
1 stop5h 35m
United Airlines
Wed 9/29:30 am
STL
- COS
2 stops9h 23m
United Airlines
Deal found 7/2![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 7/5. 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 8/266:15 am
COS
- STL
1 stop7h 10m
Southwest
Mon 8/312:20 pm
STL
- COS
2 stops8h 30m
Southwest
Deal found 7/5![Southwest logo]()
$382
This American Airlines deal was found by Cheapflights users on 7/2. 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 9/1112:37 pm
COS
- STL
1 stop7h 07m
American Airlines
Sun 9/137:27 am
STL
- COS
1 stop6h 21m
American Airlines
Deal found 7/2![American Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 7/6. 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 9/116:00 am
COS
- STL
1 stop7h 08m
Delta
Sun 9/131:40 pm
STL
- COS
1 stop7h 16m
Delta
Deal found 7/6![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 7/4. 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 9/214:20 pm
COS
- STL
1 stop4h 35m
Southwest
Fri 9/252:15 pm
STL
- COS
1 stop6h 40m
Southwest
Deal found 7/4![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 7/5. 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 9/186:14 pm
COS
- STL
1 stop5h 30m
Delta
Sun 9/202:30 pm
STL
- COS
1 stop6h 26m
Delta
Deal found 7/5![Delta logo]()
$397
This Southwest deal was found by Cheapflights users on 7/5. 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 8/276:30 am
COS
- STL
2 stops7h 45m
Southwest
Mon 8/313:45 pm
STL
- COS
2 stops7h 00m
Southwest
Deal found 7/5![Southwest logo]()
$397
This Southwest deal was found by Cheapflights users on 7/3. 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 8/25:00 am
COS
- STL
2 stops7h 55m
Southwest
Sat 8/88:25 am
STL
- COS
2 stops8h 05m
Southwest
Deal found 7/3![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 7/5. 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 7/195:35 am
COS
- STL
2 stops8h 10m
Southwest
Sun 7/265:45 am
STL
- COS
1 stop4h 00m
Southwest
Deal found 7/5![Southwest logo]()
$442
Last-minute flights from Colorado Springs to St. LouisDiscover last-minute flight deals from Colorado Springs to St. Louis. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to St. Louis. Data last updated July 6, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/4. 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 7/274:40 pm
COS
- STL
1 stop7h 00m
Southwest
Tue 8/45:35 am
STL
- COS
1 stop8h 00m
Southwest
Deal found 7/4![Southwest logo]()
$377
This American Airlines deal was found by Cheapflights users on 7/5. 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.
Mon 7/275:15 pm
COS
- STL
1 stop5h 43m
American Airlines
Tue 8/48:38 am
STL
- COS
1 stop7h 05m
American Airlines
Deal found 7/5![American Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 7/3. 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 8/26:32 pm
COS
- STL
1 stop4h 25m
United Airlines
Sat 8/85:10 am
STL
- COS
1 stop4h 31m
United Airlines
Deal found 7/3![United Airlines logo]()
$360
This Southwest deal was found by Cheapflights users on 7/3. 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 8/25:00 am
COS
- STL
2 stops7h 55m
Southwest
Sat 8/85:20 pm
STL
- COS
1 stop4h 15m
Southwest
Deal found 7/3![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 7/2. 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 8/66:30 am
COS
- STL
2 stops7h 45m
Southwest
Sun 8/96:15 am
STL
- COS
1 stop6h 20m
Southwest
Deal found 7/2![Southwest logo]()
$388
This Southwest deal was found by Cheapflights users on 7/2. 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 8/75:30 am
COS
- STL
1 stop7h 10m
Southwest
Sun 8/96:45 am
STL
- COS
1 stop3h 40m
Southwest
Deal found 7/2![Southwest logo]()
$387
This Southwest deal was found by Cheapflights users on 7/5. 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 8/276:30 am
COS
- STL
2 stops7h 45m
Southwest
Mon 8/313:45 pm
STL
- COS
2 stops7h 00m
Southwest
Deal found 7/5![Southwest logo]()
$397
This Delta deal was found by Cheapflights users on 7/3. 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 8/2811:27 am
COS
- STL
2 stops11h 31m
Delta
Sun 8/303:39 pm
STL
- COS
1 stop6h 59m
Delta
Deal found 7/3![Delta logo]()
$402
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 July 6, 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 July 6, 2026.
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 7/226:32 pm
COS
- STL
1 stop4h 25m
United Airlines
Deal found 7/1![United Airlines logo]()
$153
This Southwest deal was found by Cheapflights users on 7/3. 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 8/158:55 am
COS
- STL
1 stop6h 55m
Southwest
Deal found 7/3![Southwest logo]()
$167
This Delta deal was found by Cheapflights users on 7/5. 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 7/276:16 pm
COS
- STL
1 stop5h 25m
Delta
Deal found 7/5![Delta logo]()
$194
This Southwest deal was found by Cheapflights users on 7/5. 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 7/279:05 pm
COS
- STL
1 stop11h 45m
Southwest
Deal found 7/5![Southwest logo]()
$199
This Delta deal was found by Cheapflights users on 7/1. 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 7/246:16 pm
COS
- STL
1 stop5h 25m
Delta
Deal found 7/1![Delta logo]()
$214
This Southwest deal was found by Cheapflights users on 7/1. 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 7/164:40 pm
COS
- STL
1 stop4h 15m
Southwest
Deal found 7/1![Southwest logo]()
$224
This Delta deal was found by Cheapflights users on 7/3. 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.
Sun 9/276:00 am
COS
- STL
1 stop6h 23m
Delta
Deal found 7/3![Delta logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/5. 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.
Mon 7/275:05 pm
COS
- STL
3 stops25h 18m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 7/1. 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 7/146:00 am
COS
- STL
1 stop5h 17m
Delta
Deal found 7/1![Delta logo]()
$290
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 July 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $360 (United Airlines) |
One-way from | $153 (United Airlines) |
Popular in | January |
Cheapest in | November |
Average price | $386 |
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 2,558,603 searches. Data last updated July 6, 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 - STL
COSSTL
Colorado Springs
Tue 9/1
7:40 am-2:15 pm
1 stop5h 35m
Lambert-St Louis
Wed 9/2
9:30 am-5:53 pm
2 stops9h 23m
$377
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Wed 8/26
6:15 am-2:25 pm
1 stop7h 10m
Lambert-St Louis
Mon 8/31
2:20 pm-9:50 pm
2 stops8h 30m
$382
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Fri 9/11
12:37 pm-8:44 pm
1 stop7h 07m
Lambert-St Louis
Sun 9/13
7:27 am-12:48 pm
1 stop6h 21m
$387
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Fri 9/11
6:00 am-2:08 pm
1 stop7h 08m
Lambert-St Louis
Sun 9/13
1:40 pm-7:56 pm
1 stop7h 16m
$387
Quickest round-trip
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Mon 9/21
4:20 pm-9:55 pm
1 stop4h 35m
Lambert-St Louis
Fri 9/25
2:15 pm-7:55 pm
1 stop6h 40m
$387
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Fri 9/18
6:14 pm-12:44 am
1 stop5h 30m
Lambert-St Louis
Sun 9/20
2:30 pm-7:56 pm
1 stop6h 26m
$397
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Thu 8/27
6:30 am-3:15 pm
2 stops7h 45m
Lambert-St Louis
Mon 8/31
3:45 pm-9:45 pm
2 stops7h 00m
$397
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Sun 8/2
5:00 am-1:55 pm
2 stops7h 55m
Lambert-St Louis
Sat 8/8
8:25 am-3:30 pm
2 stops8h 05m
$417
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Sun 7/19
5:35 am-2:45 pm
2 stops8h 10m
Lambert-St Louis
Sun 7/26
5:45 am-8:45 am
1 stop4h 00m
$442
Cheapest one-way
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Sat 8/15
8:55 am-4:50 pm
1 stop6h 55m
$167
Showing 1-10 of 18 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 July.
| 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
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 July 6, 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.
Comfort
8.0
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
Comfort
8.0
Overall
7.9
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Feb 2026
DEN - BDL
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 locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Colorado Springs
Popular flights
St. Louis flight routes
Alternative routes for Colorado Springs to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Colorado Springs to St. Louis by cabin class
Find flights from Colorado Springs to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado Springs and St. Louis flights
Browse other Colorado Springs and St. Louis flight options. Last updated on July 6, 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 July 6, 2026.
Popular flight searches
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 July 6, 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 2,558,603 searches. Data last updated July 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$271 | Average$408 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$326 | Average$426 | FlexibilityNo cancel fee | On-time63% |