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

Find cheap airline tickets from Phoenix to St Louis by date

  • any
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • any
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • price
  • month of departure
  • month of return
$205
outward: Dec 14, 2018
4:50a PHX » 11:05p STL
Frontier Airlines 1 stop (18h15m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$206
outward: Dec 14, 2018
4:50a PHX » 11:05p STL
Frontier Airlines 1 stop (18h15m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$206
outward: Dec 14, 2018
4:50a PHX » 11:05p STL
Frontier Airlines 1 stop (18h15m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$206
outward: Dec 14, 2018
4:50a PHX » 11:05p STL
Frontier Airlines 1 stop (18h15m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$206
outward: Dec 14, 2018
4:50a PHX » 11:05p STL
Frontier Airlines 1 stop (18h15m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$206
outward: Dec 14, 2018
4:50a PHX » 11:05p STL
Frontier Airlines 1 stop (18h15m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$207
outward: Dec 14, 2018
5:07a PHX » 11:05p STL
Frontier Airlines 1 stop (17h58m)
inbound: Jan 10, 2019
1:01a STL » 8:09a PHX
Frontier Airlines 1 stop (7h08m)
$208
outward: Nov 8, 2018
3:00p PHX » 9:59p STL
Frontier Airlines 1 stop (6h59m)
inbound: Nov 13, 2018
4:35p STL » 2:16a PHX
Frontier Airlines 1 stop (9h41m)
$209
outward: Nov 30, 2018
4:36a PHX » 10:52p STL
Frontier Airlines 1 stop (18h16m)
inbound: Dec 3, 2018
4:39p STL » 7:59a PHX
Frontier Airlines 1 stop (15h20m)
$304
outward: Jan 3, 2019
3:15p PHX » 8:37p STL
Delta Air Lines 1 stop (5h22m)
inbound: Jan 16, 2019
12:25a STL » 8:09a PHX
Frontier Airlines 1 stop (7h44m)
$373
outward: Sep 22, 2018
4:56a PHX » 10:07p STL
Frontier Airlines 1 stop (17h11m)
inbound: Oct 7, 2018
4:35p STL » 8:02a PHX
Frontier Airlines 1 stop (15h27m)
$439
outward: Oct 26, 2018
3:00p PHX » 10:52p STL
Frontier Airlines 1 stop (7h52m)
inbound: Nov 26, 2018
4:39p STL » 7:59a PHX
Frontier Airlines 1 stop (15h20m)
Return
Departure
Choose when you'd like to depart to St Louis (USA):
Find the cheapest Phoenix St Louis flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for Phoenix - St Louis with these new dates, click on an offer. Want to depart from another city? Choose: Las Vegas - St Louis New York - St Louis London - St Louis Miami - St Louis Chicago - St Louis San Francisco - St Louis See more routes

Airlines operating flights from Phoenix to St Louis

  • any
  • September 2018
  • October 2018
  • November 2018
  • December 2018
  • January 2019
  • February 2019
  • March 2019
  • April 2019
  • May 2019
  • June 2019
  • July 2019
  • August 2019
  • all
  • Alaska Airlines
  • Delta Air Lines
  • Frontier Airlines
  • United Airlines
Delta Air Lines
outbound: Jan 3, 2019
Delta Air Lines 1 stop
return: Jan 15, 2019
Frontier Airlines 1 stop
United Airlines
outbound: Jan 3, 2019
United Airlines 1 stop
return: Jan 15, 2019
United Airlines 1 stop
Frontier Airlines
outbound: Jan 3, 2019
Frontier Airlines 1 stop
return: Jan 15, 2019
Frontier Airlines 1 stop
Alaska Airlines
outbound: Oct 26, 2018
Alaska Airlines 1 stop
return: Nov 26, 2018
Alaska Airlines 1 stop

Travel tips for flights Phoenix - St Louis

Average flight duration: 16h19m (flight with stopovers)

  • Arrival 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:
  • Sep 19, 2018 11:50 AM, GMT-5
  • Weather:
  • min. 82ºF, max. 88ºF
  • Departure city:
  • Phoenix, USA
  • Airport(s):
  • Sky Harbor International Airport (PHX)
  • Falcon Field Airport (MSC)
  • Phoenix-Mesa Gateway Airport (AZA)
  • Local time:
  • Sep 19, 2018 9:50 AM, GMT-7
  • Weather:
  • min. 76ºF, max. 89ºF