Cheap flights from Phoenix to Saint Louis

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

Check our current prices for flights from Phoenix to Saint Louis. 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 Phoenix to Saint Louis, you will need to run a search below.

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From $345 / RT details

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Cheap Saint Louis airfares from $345/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/19/2021, 11:10 am from Phoenix Intl (PHX) airport and arrives at St. Louis Intl (STL) at 08:18 pm. The flight time is 9 hours and 8 minutes. The Returning flight departes on 04/26/2021, 10:00 am (other return dates are also available). Date posted: 29 Mar 2021

Price evolution for flights From Phoenix To Saint Louis

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

• $345 Frontier Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	04/19/2021	11:10 am
  Saint Louis, MO (STL)	Phoenix, AZ (PHX)	04/26/2021	10:00 am

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• $349 Multiple Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	05/15/2021	05:45 pm
  Saint Louis, MO (STL)	Phoenix, AZ (PHX)	05/22/2021	03:20 pm

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• $364 Multiple Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	04/19/2021	11:10 am
  Saint Louis, MO (STL)	Phoenix, AZ (PHX)	04/26/2021	10:30 am

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• $379 Multiple Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	05/15/2021	08:20 am
  Saint Louis, MO (STL)	Phoenix, AZ (PHX)	05/22/2021	02:40 pm

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• $147 Alaska Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	05/19/2021	06:00 am

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• $147 Alaska Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	05/04/2021	08:10 pm

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• $167 Frontier Airlines 

  From	To	Departure	Time
  Phoenix, AZ (PHX)	Saint Louis, MO (STL)	05/19/2021	05:45 pm

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