Take off on cheap flights from St Louis to Phoenix, your adventure starts now!

Find cheap airline tickets from St Louis to Phoenix by date

  • any
  • May 2018
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  • November 2018
  • December 2018
  • January 2019
  • February 2019
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  • any
  • May 2018
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  • price
  • month of departure
  • month of return
$239
outward: Sep 1, 2018
11:40p STL » 5:17a PHX
United Airlines 1 stop (5h37m)
inbound: Sep 8, 2018
3:20p PHX » 9:16p STL
United Airlines 1 stop (5h56m)
$329
outward: Jun 29, 2018
5:55a STL » 9:05a PHX
Southwest Airlines direct (3h10m)
inbound: Jul 2, 2018
5:50a PHX » 8:50a STL
Southwest Airlines direct (3h)
$335
outward: Jun 28, 2018
2:10p STL » 5:20p PHX
Southwest Airlines direct (3h10m)
inbound: Jul 2, 2018
5:50a PHX » 8:50a STL
Southwest Airlines direct (3h)
$380
outward: Mar 16, 2019
8:35p STL » 11:48p PHX
American Airlines direct (3h13m)
inbound: Mar 23, 2019
11:25p PHX » 2:23a STL
American Airlines direct (2h58m)
Return
Departure
Find the cheapest St Louis Phoenix flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for St Louis - Phoenix with these new dates, click on an offer. Want to depart from another city? Choose: Las Vegas - Phoenix New York - Phoenix London - Phoenix Miami - Phoenix Chicago - Phoenix San Francisco - Phoenix See more routes

Airlines operating flights from St Louis to Phoenix

  • any
  • May 2018
  • June 2018
  • July 2018
  • August 2018
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • all
  • Alaska Airlines
  • Frontier Airlines
  • United Airlines
United Airlines
outbound: Sep 1, 2018
United Airlines 1 stop
return: Sep 8, 2018
United Airlines 1 stop
Frontier Airlines
outbound: Sep 1, 2018
Frontier Airlines 1 stop
return: Sep 8, 2018
Frontier Airlines 1 stop
Alaska Airlines
outbound: Sep 1, 2018
Alaska Airlines 1 stop
return: Sep 8, 2018
Alaska Airlines 1 stop

Travel tips for flights St Louis - Phoenix

Average flight duration: 3h05m (direct flight)

  • Arrival city:
  • Phoenix, USA
  • Airport(s):
  • Sky Harbor International Airport (PHX)
  • Falcon Field Airport (MSC)
  • Phoenix-Mesa Gateway Airport (AZA)
  • Local time:
  • May 27, 2018 2:41 PM, GMT-7
  • Weather:
  • min. 73ºF, max. 99ºF
  • Departure city:
  • St Louis, USA
  • Airport(s):
  • St. Louis Downtown Airport (CPS)
  • Lambert–St. Louis International Airport (STL)
  • MidAmerica St. Louis Airport (BLV)
  • Spirit of St. Louis Airport (SUS)
  • Local time:
  • May 27, 2018 4:41 PM, GMT-5
  • Weather:
  • min. 72ºF, max. 81ºF