• Flights
  • Packages
  • Hotels
  • Cars
Pick your flight type
Coach
CMH
Columbus, United States
Anywhere

Refine your search by airline, by city or airport or direct flights

Close

Sample Airfare Deals*

Round TripOne Way
* All fares above were last found on: Dec 28, 2024 at 2:57 PM UTC . Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions.

Recommended for your next trip

Based on your most recent searches or your location

Fort Lauderdale
$79.99 *
round trip
Fort Lauderdale
CLE
FLL
Apr 26 - May 10
$102.68 $179.97
Similar trip cost to Fort Lauderdale
Tampa
$99.99 *
round trip
Tampa
CLE
TPA
Apr 28 - Apr 30
$105.01 $158.00
Similar trip cost to Tampa
Orlando
$159.66 *
round trip
Orlando
CLE
ORL
Sep 21 - Sep 27
$220.56 $431.58
Similar trip cost to Orlando
*All fares above were found in last 8 hours. Fares are round trip/one way. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. ref 202503~6INDpBwXQ02jcBWfWd_Zyw
phone only agent
Need help booking? Our agents are ready! Choose from over 500 airlines.
Call us 24/7 at 1-845-848-0154
$
Sign Up and Save Up to $15 off
our fees on selected regions with a promo code!
QR code
First-time app users get up to $50 off our fees on flightsLearn moreValid until Dec 31
Here's why travelers choose CheapOair
Get Great Deals!
Choose from 500+ airlines for low airfares!
Price Match Promise
Find low prices to destinations worldwide.
Easy Cancellations with CheapOair
Convenient self-service options available online.
Expert Guidance
Get personalized assistance from our travel experts.

Why to Book with Call Center

Personalized experience by our live agents

Immediate booking confirmation

24-hour cancellation

Flexible payment plans

What Our Customers Say About Our Service?

Submit A Review
  • Mar 27, 2025 Emelia Jaime Affordable FareIt was a wonderful trip to Manila. We spend or time with our friends and family during Christmas and new years day in Iloilo.Thanks to cheapoair, we made our dreams come true, to travel with Singapore airline and Lufthansa, with an affordable fare. We highly recommend to use cheapoair on any travel plans.

    Read More

  • Mar 20, 2025 Matarr Sosseh Business Class TripI was very happy with my business class. I would like to upgrade my next trip if and when there is any deal.

    Read More

  • Mar 19, 2025 Judy Foxworth Seattle from VegasI have not used Cheapoair for a while, I am happy to say it was a Great Trip!!! The ease of getting my flights set up and then make the changes the I needed was awesome!!!

    Read More

Call us 24/7 at to get great deals!

St Louis to Denver Flight Route Information

Travel Distance:768 Miles
Airlines Flying This Route: Frontier Airlines, United Airlines, Southwest Airlines
Weekly Flights:92
Avg. Flight Duration:02.38 Hours

Insights About Flying from St Louis to Denver

Q. Which is the high season to travel from St Louis to Denver?

A. The month of September is considered the high season for flying from STL to DEN. Traveling during the high season can affect ticket prices and availability, making this data crucial for trip planning.

Q. How many direct flights are available from STL to DEN?

A. There are a total of 371 direct flights from St Louis to Denver. For travelers seeking convenience and shorter travel times, this data is important when choosing flight options.

Q. Which is the low season to travel from St Louis to Denver?

A. April is considered the low season for traveling from St Louis to Denver, Colorado. Travelers looking for cost-effective options and fewer crowds may consider traveling during this period.

Q. How many daily flights are there between St Louis to Denver?

A. There are as many as 12 daily flights available for travelers between STL to DEN. This data offers flexibility in choosing departure times that best suit your schedule.

Q. Which is the busiest day for passengers flying between St Louis to Denver?

A. Monday are the busiest days for passengers flying between St Louis to Denver. Knowing the peak travel day can help you plan your trip to avoid overcrowded flights or airports.

Q. What percentage of travelers spent an average of 1 days in Denver, Colorado?

A. Approximately 42.03% of travelers spent an average of 1 days exploring Denver. This information can assist in planning the duration of your stay in Denver

Q. What percentage of STL to DEN flyers traveled with kids under 14?

A. About 4% of passengers on flights from St Louis to Denver were accompanied by children under the age of 14. This information is useful if you're planning a family trip and want to know how common it is to travel with young children on this route.

Q. What percentage of St Louis to Denver travelers were over 60 years old?

A. A notable 17% of travelers were aged 60 or older. This statistic provides insights for senior travelers or those seeking a mature travel demographic.

Q. What percentage of STL to DEN travelers were millennials?

A. Millennials make up a significant portion of travelers on this route, accounting for 42% of all passengers. If you're a millennial looking to connect with like-minded travelers, this statistic might interest you.

Q. What percentage of St Louis to Denver travelers were female?

A. Almost half of the passengers, approximately 50% were female. Knowing the gender distribution can be useful for solo female travelers or those interested in gender-related travel insights.

Q. What percent of St Louis to Denver travellers booked first or business class?

A. 7% of travelers booked first or business class on this route.

Q. At what time the earliest flight departs from St Louis?

A. The earliest flight departs at 5:00AM - 6:00AM.

Q. On which days one can have the most flight options in Denver?

A. Monday offer the most flight options in Denver.

§ All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.

Cheap Flights from St Louis to Denver

Flights from St. Louis to Denver

Looking for flights from St. Louis to Denver? Look no more, for you�re at the right place. Book cheap flights from St. Louis to Denver on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab STL to DEN flight deals, and save big! Hurry, our cheap rates are not going to last forever, so make your bookings right away!

Airports in St. Louis

The city of St. Louis in the US state of Missouri is served by 4 airports - St. Louis Lambert International Airport, MidAmerica St. Louis Airport, Creve Coeur Airport and Spirit of St. Louis Airport. The city is primarily served by St. Louis Lambert International Airport (also known as Lambert Field or Lambert Airport). It is located 14 miles away from downtown St. Louis. This airport is the state�s largest and busiest airport with 270 daily departures to over 80 domestic and international destinations. Passengers can avail seamless connectivity between the airport and the city through a network of shuttle services, taxis, ride sharing services, light rail (MetroLink), bus service, Limousines and vans.

Explore Denver

Denver is the capital of Colorado and the largest city in the Rocky Mountains region of the United States. It is nicknamed �The Mile-High City� because it is situated an altitude of exactly 1 mile between the Great Plains and the Rocky Mountains. The city is nearly equidistant from Chicago and St. Louis, and Los Angeles and San Francisco. While Denver is a prime destination for skiing, hiking, climbing, kayaking, and camping, it is an equally good place for those wishing to get a hang of local and national breweries. Beer lovers swarm the city each fall as it hosts the annual Great American Beer Festival.

Things to do in Denver

Great American Beer Festival

Started in 1982, the Great American Beer Festival is the largest ticketed beer festival in the United States. It is a three-day annual event from mid to late September or early October. It attracts beer lovers from all parts of the world for its sheer range and taste of different American craft beers.

Denver Millennium Bridge

The Denver Millennium Bridge is the world�s first cable-stayed bridge that uses post-tensioned structural construction. It was built during 1999 and 2002 at a cost of USD 9 Million. It features a 200-foot white tapered steel mast that connects to the bridge deck and foundation anchors by steel cables.

Denver Mint

The Denver Mint is a branch of the United States Mint. It started operations on February 1, 1906 and had produced 167 million coins in the first year. It is still at work and produces coins for circulation, mint sets and commemorative coins. The coins minted here are stamped with a D mint mark.

Best Time to Fly to Denver

The best times to fly to Denver are the summer and autumn season. These seasons run from June to August and September to October respectively. Visitors to the city will be welcomed with cultural festivals like A Taste of Colorado, Oktoberfest on Larimer Square and The Great American Beer Festival during this time of the year.

Download Our App

Get CheapOair deals on the GO!

Download
Check Your Flight Status

Get there on time, every time!

Check Status