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Pueblo

$94+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — COS
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Pueblo are usually found in September or August, booked 23 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap 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 julio 30, 2025.

Round-trip from

$101
(Frontier)

One-way from

$94
(American Airlines)

Popular in

March

Cheapest in

September

Average price

$260
From Lambert-St Louis to Pueblo
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One-way flight from Lambert-St Louis to Pueblo
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Highest demand for flights based on searches. 14% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from St. Louis to Pueblo

Cheapest flights from St. Louis to Pueblo
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 julio 30, 2025.

This Frontier deal was found by Cheapflights users on 7/29. 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.
mar. 9/167:55 pmSTL - DEN
Nonstop2h 25mFrontier
mié. 9/246:00 amDEN - STL
Nonstop2h 06mFrontier
Deal found 7/29$101

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 julio 30, 2025.
Use the filters below to find and compare flights from St. Louis to Pueblo that are best for you.

Fly from

St. Louis

Fly to

Pueblo

Route

Depart

Return

Price

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

mar. 9/16

7:55 pm-9:20 pm

Nonstop2h 25m

Denver Intl

mié. 9/24

6:00 am-9:06 am

Nonstop2h 06m

$101

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

sáb. 9/6

7:16 am-11:51 am

1 stop5h 35m

$94

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

dom. 9/28

7:20 am-8:35 am

Nonstop2h 15m

$99

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

mié. 8/6

7:29 pm-8:58 pm

Nonstop2h 29m

$101

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

lun. 9/29

5:11 pm-11:59 pm

1 stop7h 48m

$109

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

mar. 8/26

5:15 am-6:53 am

Nonstop2h 38m

$114

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

dom. 9/14

2:00 pm-3:43 pm

1 stop26h 43m

$138

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

jue. 10/2

10:35 am-7:51 am

2 stops22h 16m

$164

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

lun. 9/29

3:35 pm-10:44 am

2 stops20h 09m

$188

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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.
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

How far ahead should I book a flight from St. Louis to Pueblo?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Pueblo. Price data was last updated on July 25, 2025.

The best time to book flights from St. Louis to Pueblo is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from St. Louis to Pueblo?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Pueblo (average of $316). Flying from St. Louis to Pueblo in March is currently the most expensive (average of $412). 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.

What is the cheapest time of day to fly from STL to PU5?

Find hourly flight availability from St. Louis to Pueblo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 30, 2025.

When flying from St. Louis to Pueblo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 julio 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Pueblo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Pueblo?

    If you book a flight to Pueblo from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 14 flights from Lambert-St Louis to Pueblo per day from 4 different airlines.

  • What are the cheapest airlines to fly from St. Louis to Pueblo one-way?

    The cheapest airlines for a one-way flight from St. Louis to Pueblo are American Airlines ($94), Southwest ($99), and Frontier ($100).

  • Can I find deals for flights from St. Louis to Pueblo that include hotel bookings?

    Yes. In addition to deals on St. Louis to Pueblo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Pueblo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Pueblo.

  • Can I find deals for business class flights from St. Louis to Pueblo?

    Yes. Cheapflights offers flight deals from St. Louis to Pueblo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Pueblo?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Pueblo (average of $316). Flying from St. Louis to Pueblo in March is currently the most expensive (average of $412). 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.

See more FAQs

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Top 4 airlines flying from St. Louis to Pueblo

Discover the top 4 airlines that operate flights from St. Louis to Pueblo. 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$342FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$241Average$398FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$254Average$366FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$271Average$366FlexibilityNo cancel feeOn-time63%

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