$162+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
COS — STL
Jun 4 — Jun 111
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
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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
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 May 5, 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 May 5, 2026.
This Delta deal was found by Cheapflights users on 5/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:40 pm
COS
- STL
1 stop7h 38m
Delta
Tue 6/167:08 am
STL
- COS
1 stop6h 27m
Delta
Deal found 5/2![Delta logo]()
$221
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:55 am
COS
- STL
1 stop6h 08m
Delta
Fri 6/121:39 pm
STL
- COS
1 stop8h 28m
Delta
Deal found 5/4![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/4. 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.
Wed 6/32:30 pm
COS
- STL
1 stop5h 45m
Southwest
Sat 6/134:45 pm
STL
- COS
2 stops7h 45m
Southwest
Deal found 5/4![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 5/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:20 pm
COS
- STL
1 stop5h 23m
Delta
Wed 6/176:00 am
STL
- COS
1 stop7h 35m
Delta
Deal found 5/2![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 4/30. 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 8/1812:45 pm
COS
- STL
1 stop7h 37m
United Airlines
Wed 8/195:00 am
STL
- COS
1 stop6h 59m
United Airlines
Deal found 4/30![United Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/263:45 pm
COS
- STL
1 stop7h 14m
American Airlines
Tue 6/29:41 am
STL
- COS
1 stop6h 06m
American Airlines
Deal found 5/1![American Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 6/99:00 am
COS
- STL
1 stop5h 46m
United Airlines
Wed 6/245:10 am
STL
- COS
1 stop4h 31m
United Airlines
Deal found 5/3![United Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:55 am
COS
- STL
1 stop6h 08m
Delta
Mon 6/151:39 pm
STL
- COS
1 stop8h 28m
Delta
Deal found 5/4![Delta logo]()
$331
This Delta deal was found by Cheapflights users on 5/3. 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.
Thu 6/116:00 am
COS
- STL
1 stop5h 34m
Delta
Mon 6/226:00 am
STL
- COS
1 stop7h 35m
Delta
Deal found 5/3![Delta logo]()
$333
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 May 5, 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 May 5, 2026.
This Southwest deal was found by Cheapflights users on 4/30. 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 6/176:10 pm
COS
- STL
1 stop4h 30m
Southwest
Sun 6/215:45 am
STL
- COS
1 stop4h 00m
Southwest
Deal found 4/30![Southwest logo]()
$277
This Delta deal was found by Cheapflights users on 5/3. 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.
Tue 6/96:00 am
COS
- STL
1 stop7h 52m
Delta
Mon 6/226:00 am
STL
- COS
1 stop7h 35m
Delta
Deal found 5/3![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 6/99:00 am
COS
- STL
1 stop5h 46m
United Airlines
Sat 6/205:10 am
STL
- COS
1 stop4h 31m
United Airlines
Deal found 5/3![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 5/4. 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.
Wed 6/32:30 pm
COS
- STL
1 stop5h 45m
Southwest
Sat 6/134:45 pm
STL
- COS
2 stops7h 45m
Southwest
Deal found 5/4![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 5/3. 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.
Thu 6/116:00 am
COS
- STL
1 stop5h 34m
Delta
Mon 6/226:00 am
STL
- COS
1 stop7h 35m
Delta
Deal found 5/3![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 5/2. 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.
Tue 5/262:30 pm
COS
- STL
1 stop5h 45m
Southwest
Tue 6/26:35 am
STL
- COS
1 stop4h 10m
Southwest
Deal found 5/2![Southwest logo]()
$331
This Delta deal was found by Cheapflights users on 4/30. 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 8/1410:57 am
COS
- STL
2 stops11h 40m
Delta
Sun 8/163:42 pm
STL
- COS
1 stop6h 33m
Delta
Deal found 4/30![Delta logo]()
$338
This Southwest deal was found by Cheapflights users on 5/4. 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.
Sun 9/1312:10 pm
COS
- STL
1 stop9h 50m
Southwest
Fri 9/186:00 am
STL
- COS
1 stop5h 45m
Southwest
Deal found 5/4![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 5/3. 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.
Mon 6/86:20 pm
COS
- STL
1 stop5h 23m
Delta
Sun 6/211:55 pm
STL
- COS
1 stop8h 12m
Delta
Deal found 5/3![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 5/2. 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 7/319:35 am
COS
- STL
1 stop6h 25m
Southwest
Tue 8/42:45 pm
STL
- COS
2 stops8h 00m
Southwest
Deal found 5/2![Southwest logo]()
$338
This Southwest deal was found by Cheapflights users on 5/1. 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.
Mon 9/143:00 pm
COS
- STL
1 stop4h 10m
Southwest
Sat 9/198:25 am
STL
- COS
2 stops8h 05m
Southwest
Deal found 5/1![Southwest logo]()
$355
Last-minute flights from Colorado Springs to St. LouisDiscover last-minute flight deals from Colorado Springs to St. Louis. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to St. Louis. Data last updated May 5, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/263:45 pm
COS
- STL
1 stop7h 14m
American Airlines
Tue 6/29:41 am
STL
- COS
1 stop6h 06m
American Airlines
Deal found 5/1![American Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:55 am
COS
- STL
1 stop6h 08m
Delta
Fri 6/121:39 pm
STL
- COS
1 stop8h 28m
Delta
Deal found 5/4![Delta logo]()
$277
This Southwest deal was found by Cheapflights users on 5/4. 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.
Wed 6/32:30 pm
COS
- STL
1 stop5h 45m
Southwest
Sat 6/134:45 pm
STL
- COS
2 stops7h 45m
Southwest
Deal found 5/4![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 5/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:55 am
COS
- STL
1 stop6h 08m
Delta
Mon 6/151:39 pm
STL
- COS
1 stop8h 28m
Delta
Deal found 5/4![Delta logo]()
$331
This Delta deal was found by Cheapflights users on 5/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:40 pm
COS
- STL
1 stop7h 38m
Delta
Tue 6/167:08 am
STL
- COS
1 stop6h 27m
Delta
Deal found 5/2![Delta logo]()
$221
This Delta deal was found by Cheapflights users on 5/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:20 pm
COS
- STL
1 stop5h 23m
Delta
Wed 6/176:00 am
STL
- COS
1 stop7h 35m
Delta
Deal found 5/2![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 6/99:00 am
COS
- STL
1 stop5h 46m
United Airlines
Tue 6/235:10 am
STL
- COS
1 stop4h 31m
United Airlines
Deal found 5/3![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Tue 6/99:00 am
COS
- STL
1 stop5h 46m
United Airlines
Wed 6/245:10 am
STL
- COS
1 stop4h 31m
United Airlines
Deal found 5/3![United Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 5/3. 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.
Wed 6/107:25 am
COS
- STL
2 stops7h 40m
Southwest
Mon 6/227:20 pm
STL
- COS
1 stop7h 00m
Southwest
Deal found 5/3![Southwest logo]()
$338
This Delta deal was found by Cheapflights users on 5/3. 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.
Thu 6/116:00 am
COS
- STL
1 stop5h 34m
Delta
Mon 6/226:00 am
STL
- COS
1 stop7h 35m
Delta
Deal found 5/3![Delta logo]()
$333
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 May 5, 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 May 5, 2026.
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 7/86:00 am
COS
- STL
1 stop5h 17m
Delta
Deal found 5/5![Delta logo]()
$162
This Delta deal was found by Cheapflights users on 4/30. 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 5/2111:55 am
COS
- STL
1 stop6h 08m
Delta
Deal found 4/30![Delta logo]()
$165
This Southwest deal was found by Cheapflights users on 4/30. 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 6/611:25 am
COS
- STL
2 stops10h 45m
Southwest
Deal found 4/30![Southwest logo]()
$178
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/223:45 pm
COS
- STL
1 stop7h 14m
American Airlines
Deal found 4/30![American Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 5/3. 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.
Thu 9/31:30 pm
COS
- STL
2 stops7h 25m
Southwest
Deal found 5/3![Southwest logo]()
$189
This Southwest deal was found by Cheapflights users on 5/2. 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 6/254:55 pm
COS
- STL
2 stops6h 40m
Southwest
Deal found 5/2![Southwest logo]()
$199
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 7/91:30 pm
COS
- STL
1 stop6h 13m
United Airlines
Deal found 4/30![United Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 4/30. 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 5/154:05 pm
COS
- STL
2 stops6h 50m
Southwest
Deal found 4/30![Southwest logo]()
$229
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 May 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $221 (Delta) |
One-way from | $162 (Delta) |
Popular in | August |
Cheapest in | November |
Average price | $392 |
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 May 5, 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
Quickest round-trip
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Wed 6/17
6:10 pm-11:40 pm
1 stop4h 30m
Lambert-St Louis
Sun 6/21
5:45 am-8:45 am
1 stop4h 00m
$277
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Tue 6/9
6:00 am-2:52 pm
1 stop7h 52m
Lambert-St Louis
Mon 6/22
6:00 am-12:35 pm
1 stop7h 35m
$277
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Wed 6/3
2:30 pm-9:15 pm
1 stop5h 45m
Lambert-St Louis
Sat 6/13
4:45 pm-11:30 pm
2 stops7h 45m
$282
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Tue 5/26
2:30 pm-9:15 pm
1 stop5h 45m
Lambert-St Louis
Tue 6/2
6:35 am-9:45 am
1 stop4h 10m
$331
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Thu 6/11
6:00 am-12:34 pm
1 stop5h 34m
Lambert-St Louis
Mon 6/22
6:00 am-12:35 pm
1 stop7h 35m
$333
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Fri 8/14
10:57 am-11:37 pm
2 stops11h 40m
Lambert-St Louis
Sun 8/16
3:42 pm-9:15 pm
1 stop6h 33m
$338
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Sun 9/13
12:10 pm-11:00 pm
1 stop9h 50m
Lambert-St Louis
Fri 9/18
6:00 am-10:45 am
1 stop5h 45m
$338
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Fri 7/31
9:35 am-5:00 pm
1 stop6h 25m
Lambert-St Louis
Tue 8/4
2:45 pm-9:45 pm
2 stops8h 00m
$338
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Mon 6/8
6:20 pm-12:43 am
1 stop5h 23m
Lambert-St Louis
Sun 6/21
1:55 pm-9:07 pm
1 stop8h 12m
$348
Colorado SpringsSt. Louis
COS - STL
COSSTL
Colorado Springs
Mon 9/14
3:00 pm-8:10 pm
1 stop4h 10m
Lambert-St Louis
Sat 9/19
8:25 am-3:30 pm
2 stops8h 05m
$355
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 May.
| 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 August is currently the most expensive (average of $546). 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?
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 May 5, 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.
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Top 2 airlines flying from Colorado Springs to St. Louis
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$233 | Average$412 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$271 | Average$373 | FlexibilityNo cancel fee | On-time69% |