Cheap flights from Saint Louis to Denver

Travel > North America > United States > Saint Louis to Denver flights

Check our current prices for flights from Saint Louis to Denver. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Saint Louis to Denver, you will need to run a search below.

Search and Compare cheap Flights

Enter your travel details:Step 1

Flight only
Flight + HotelSave up to 30% on vacations

From (city or airport):
Rooms: 1 2 3 4 5 6
Travelers: 1 2 3 4 5 6
To (city or airport):
Depart (mm/dd/yyyy):
Return (mm/dd/yyyy):
Weekly newsletter (optional)

Select merchants to compare:Step 2

 

From $108 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Denver airfares from $108/RT are provided by Cheapoair.com. Outbound flight is leaving on 11/08/2024, 04:02 pm from St. Louis Intl (STL) airport and arrives at Denver International Airport (DEN) at 05:32 pm. The flight time is 1 hours and 30 minutes. The Returning flight departes on 11/21/2024, 11:46 am (other return dates are also available). Date posted: 14 Sep 2024

Price evolution for flights From Saint Louis To Denver

Recent Deals on Flights from Saint Louis to Denver:Roundtrip / Oneway

• $108 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	11/08/2024	04:02 pm
  Denver, CO (DEN)	Saint Louis, MO (STL)	11/21/2024	11:46 am

  cheapoair.com check price
• $113 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	12/17/2024	09:46 pm
  Denver, CO (DEN)	Saint Louis, MO (STL)	12/27/2024	05:05 am

  cheapoair.com check price
• $138 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	11/18/2024	04:09 pm
  Denver, CO (DEN)	Saint Louis, MO (STL)	11/23/2024	09:03 pm

  cheapoair.com check price
• $143 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	11/06/2024	05:27 pm
  Denver, CO (DEN)	Saint Louis, MO (STL)	11/15/2024	08:42 pm

  cheapoair.com check price
• $171 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	12/03/2024	10:32 pm
  Denver, CO (DEN)	Saint Louis, MO (STL)	12/17/2024	08:44 am

  cheapoair.com check price
• $54 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	11/14/2024	05:25 pm

  cheapoair.com check price
• $61 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	11/22/2024	05:38 pm

  cheapoair.com check price
• $69 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	11/06/2024	05:27 pm

  cheapoair.com check price
• $149 Frontier Airlines 

  From	To	Departure	Time
  Saint Louis, MO (STL)	Denver, CO (DEN)	12/25/2024	08:00 pm

  cheapoair.com check price