$96+ Cheap flights from St. Louis (STL) to Pueblo, CO
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.
STL — COS
Aug 8 — Aug 151
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Pueblo 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.Cheapflights Tip: The best prices from Lambert-St Louis to Pueblo are usually found in October or November, booked 35 days in advance, depart on a Saturday or Wednesday and return on a Friday
Cheap flight deals from St. Louis to Pueblo
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to PuebloExplore the most affordable flight options available from St. Louis to Pueblo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
Explore the most affordable flight options available from St. Louis to Pueblo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Tue 8/118:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Thu 8/135:05 am
DEN
- STL
1 stop8h 51m
Frontier
Deal found 7/7![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/74:57 pm
STL
- DEN
1 stop17h 06m
Frontier
Mon 8/104:10 pm
DEN
- STL
Nonstop2h 13m
Frontier
Deal found 7/8![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sat 8/83:41 pm
STL
- DEN
1 stop5h 51m
Frontier
Mon 8/174:10 pm
DEN
- STL
Nonstop2h 13m
Frontier
Deal found 7/8![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sat 9/1910:35 am
STL
- DEN
1 stop12h 58m
Frontier
Thu 9/244:12 pm
DEN
- STL
Nonstop2h 03m
Frontier
Deal found 7/8![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 10/1610:35 am
STL
- DEN
1 stop23h 56m
Frontier
Tue 10/204:12 pm
DEN
- STL
Nonstop2h 03m
Frontier
Deal found 7/8![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Wed 10/1410:35 am
STL
- DEN
1 stop12h 58m
Frontier
Sat 10/174:12 pm
DEN
- STL
Nonstop2h 03m
Frontier
Deal found 7/7![Frontier logo]()
$161
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:10 pm
STL
- DEN
Nonstop2h 39m
Frontier
Mon 9/144:12 pm
DEN
- STL
Nonstop2h 03m
Frontier
Deal found 7/8![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 10/56:41 pm
STL
- DEN
1 stop18h 43m
Frontier
Thu 10/84:12 pm
DEN
- STL
Nonstop2h 03m
Frontier
Deal found 7/9![Frontier logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Tue 8/43:41 pm
STL
- DEN
1 stop15h 49m
Frontier
Tue 8/1110:00 am
DEN
- STL
1 stop6h 37m
Frontier
Deal found 7/8![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Wed 8/58:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Wed 8/129:06 pm
DEN
- STL
2 stops19h 31m
Frontier
Deal found 7/8![Frontier logo]()
$166
Best flights from St. Louis to PuebloDiscover carefully curated flight deals from St. Louis to Pueblo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
Discover carefully curated flight deals from St. Louis to Pueblo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
This Southwest deal was found by Cheapflights users on 7/8. 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 8/295:20 pm
STL
- DEN
Nonstop2h 15m
Southwest
Sat 9/56:20 pm
DEN
- STL
Nonstop2h 15m
Southwest
Deal found 7/8![Southwest logo]()
$219
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/36:59 pm
STL
- DEN
Nonstop2h 27m
United Airlines
Mon 9/75:35 pm
DEN
- STL
Nonstop2h 11m
United Airlines
Deal found 7/8![United Airlines logo]()
$251
This Southwest deal was found by Cheapflights users on 7/8. 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 8/68:45 pm
STL
- DEN
Nonstop2h 15m
Southwest
Mon 8/108:05 pm
DEN
- STL
Nonstop2h 05m
Southwest
Deal found 7/8![Southwest logo]()
$293
This Southwest deal was found by Cheapflights users on 7/8. 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 8/184:05 pm
STL
- DEN
Nonstop2h 15m
Southwest
Sun 8/238:20 pm
DEN
- STL
Nonstop2h 05m
Southwest
Deal found 7/8![Southwest logo]()
$293
This Southwest deal was found by Cheapflights users on 7/7. 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 9/2312:20 pm
STL
- DEN
Nonstop2h 15m
Southwest
Sun 9/2710:05 pm
DEN
- STL
Nonstop2h 05m
Southwest
Deal found 7/7![Southwest logo]()
$294
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/124:40 pm
STL
- DEN
Nonstop2h 30m
United Airlines
Tue 9/151:27 pm
DEN
- STL
Nonstop2h 07m
United Airlines
Deal found 7/6![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 7/7. 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 8/267:00 am
STL
- DEN
Nonstop2h 15m
Southwest
Sun 8/307:25 am
DEN
- STL
Nonstop2h 00m
Southwest
Deal found 7/7![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 7/7. 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 9/278:25 am
STL
- DEN
1 stop3h 30m
Southwest
Mon 9/287:00 am
DEN
- STL
Nonstop2h 00m
Southwest
Deal found 7/7![Southwest logo]()
$305
This Southwest deal was found by Cheapflights users on 7/9. 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 9/38:30 am
STL
- DEN
1 stop3h 30m
Southwest
Tue 9/811:15 am
DEN
- STL
2 stops5h 40m
Southwest
Deal found 7/9![Southwest logo]()
$314
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/307:05 pm
STL
- DEN
1 stop5h 40m
Southwest
Sat 8/110:10 am
DEN
- STL
2 stops6h 50m
Southwest
Deal found 7/6![Southwest logo]()
$412
Last-minute flights from St. Louis to PuebloDiscover last-minute flight deals from St. Louis to Pueblo. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Pueblo. Data last updated July 9, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Tue 8/43:41 pm
STL
- DEN
1 stop15h 49m
Frontier
Tue 8/1110:00 am
DEN
- STL
1 stop6h 37m
Frontier
Deal found 7/8![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Wed 8/54:57 pm
STL
- DEN
1 stop17h 06m
Frontier
Wed 8/125:23 pm
DEN
- STL
1 stop20h 33m
Frontier
Deal found 7/8![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Thu 8/68:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Wed 8/129:06 pm
DEN
- STL
2 stops19h 31m
Frontier
Deal found 7/8![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/74:57 pm
STL
- DEN
1 stop17h 06m
Frontier
Mon 8/104:10 pm
DEN
- STL
Nonstop2h 13m
Frontier
Deal found 7/8![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sat 8/83:41 pm
STL
- DEN
1 stop5h 51m
Frontier
Mon 8/174:10 pm
DEN
- STL
Nonstop2h 13m
Frontier
Deal found 7/8![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Tue 8/118:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Thu 8/135:05 am
DEN
- STL
1 stop8h 51m
Frontier
Deal found 7/7![Frontier logo]()
$155
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Sat 8/154:10 pm
DEN
- STL
Nonstop2h 13m
Frontier
Deal found 7/4![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Tue 8/118:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Fri 8/148:52 pm
DEN
- STL
2 stops43h 45m
Frontier
Deal found 7/7![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Thu 8/277:58 pm
STL
- DEN
Nonstop2h 27m
Frontier
Sat 8/2911:59 pm
DEN
- STL
1 stop16h 23m
Frontier
Deal found 7/8![Frontier logo]()
$168
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:58 pm
STL
- DEN
Nonstop2h 27m
Frontier
Mon 8/314:00 pm
DEN
- STL
Nonstop2h 13m
Frontier
Deal found 7/8![Frontier logo]()
$162
One-way flights from St. Louis to PuebloSearch for one-way flight options from St. Louis to Pueblo. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
Search for one-way flight options from St. Louis to Pueblo. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:08 pm
STL
- DEN
Nonstop2h 36m
Frontier
Deal found 7/4![Frontier logo]()
$96
This Frontier deal was found by Cheapflights users on 7/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:58 pm
STL
- DEN
Nonstop2h 27m
Frontier
Deal found 7/9![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Fri 8/144:57 pm
STL
- DEN
1 stop17h 06m
Frontier
Deal found 7/8![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 8/104:57 pm
STL
- DEN
2 stops28h 06m
Frontier
Deal found 7/8![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Fri 9/46:17 pm
STL
- DEN
1 stop16h 02m
Frontier
Deal found 7/9![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Wed 8/54:57 pm
STL
- DEN
1 stop22h 04m
Frontier
Deal found 7/8![Frontier logo]()
$101
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:57 pm
STL
- DEN
1 stop17h 06m
Frontier
Deal found 7/6![Frontier logo]()
$106
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 8/34:57 pm
STL
- DEN
1 stop17h 06m
Frontier
Deal found 7/5![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Tue 8/46:34 pm
STL
- DEN
1 stop15h 29m
Frontier
Deal found 7/7![Frontier logo]()
$108
Find flight deals from St. Louis to Pueblo
Keep the following information in mind while searching for St. Louis to Pueblo flight deals. Data was last updated July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $155 (Kiwi.com) |
One-way from | $96 (Super.com) |
Popular in | June |
Cheapest in | October |
Average price | $301 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Pueblo 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 9, 2026.
Use the filters below to find and compare flights from St. Louis to Pueblo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Sat 8/29
5:20 pm-6:35 pm
Nonstop2h 15m
Denver Intl
Sat 9/5
6:20 pm-9:35 pm
Nonstop2h 15m
$219
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Thu 9/3
6:59 pm-8:26 pm
Nonstop2h 27m
Denver Intl
Mon 9/7
5:35 pm-8:46 pm
Nonstop2h 11m
$251
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Thu 8/6
8:45 pm-10:00 pm
Nonstop2h 15m
Denver Intl
Mon 8/10
8:05 pm-11:10 pm
Nonstop2h 05m
$293
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Tue 8/18
4:05 pm-5:20 pm
Nonstop2h 15m
Denver Intl
Sun 8/23
8:20 pm-11:25 pm
Nonstop2h 05m
$293
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Wed 9/23
12:20 pm-1:35 pm
Nonstop2h 15m
Denver Intl
Sun 9/27
10:05 pm-1:10 am
Nonstop2h 05m
$294
Quickest round-trip
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Wed 8/26
7:00 am-8:15 am
Nonstop2h 15m
Denver Intl
Sun 8/30
7:25 am-10:25 am
Nonstop2h 00m
$294
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Sun 9/27
8:25 am-10:55 am
1 stop3h 30m
Denver Intl
Mon 9/28
7:00 am-10:00 am
Nonstop2h 00m
$305
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Thu 9/3
8:30 am-11:00 am
1 stop3h 30m
Denver Intl
Tue 9/8
11:15 am-5:55 pm
2 stops5h 40m
$314
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Sat 9/12
4:40 pm-6:10 pm
Nonstop2h 30m
Denver Intl
Tue 9/15
1:27 pm-4:34 pm
Nonstop2h 07m
$357
St. LouisDenver
STL - DEN
STLDEN
Lambert-St Louis
Thu 7/30
7:05 pm-11:45 pm
1 stop5h 40m
Denver Intl
Sat 8/1
10:10 am-6:00 pm
2 stops6h 50m
$412
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Pueblo
Have a flexible travel schedule? Discover the best time to fly to Pueblo from St. Louis with our price prediction graph.
STL-DEN
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 Pueblo
STL-PU5
STL-DEN
How much does it cost to fly round-trip from St. Louis to Pueblo?
Reviews of airlines servicing Pueblo
Get insights into the airlines that provide service to Pueblo. 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 Pueblo. Reviews last updated July 9, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andFrontier from St. Louis to Pueblo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Overall
7.9
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$158 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$352 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$239 | Average$398 | FlexibilityNo cancel fee | On-time69% |