Find cheap flights from Phoenix to St. Louis starting at $33.
Book one-way or return flights from Phoenix to St. Louis from as little as $33. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- PHX15:452h 54mDirectSTL20:39Wed, May 1|Phoenix - St. Louis|Frontier Airlines$33$6449% OFF49% OFF$64$33
- PHX06:452h 54mDirectSTL11:39Sat, May 11|Phoenix - St. Louis|Frontier Airlines$36$6445% OFF45% OFF$64$36
- PHX15:452h 54mDirectSTL20:39Wed, May 8|Phoenix - St. Louis|Frontier Airlines$38$6441% OFF41% OFF$64$38
- PHX10:452h 54mDirectSTL15:39Wed, May 15|Phoenix - St. Louis|Frontier Airlines$38$38
- PHX17:502h 59mDirectSTL22:49Sat, May 18|Phoenix - St. Louis|Frontier Airlines$38$38
- PHX17:082h 59mDirectSTL22:07Wed, Jun 19|Phoenix - St. Louis|Frontier Airlines$38$38
- PHX17:502h 59mDirectSTL22:49Sat, Jun 1|Phoenix - St. Louis|Frontier Airlines$39$39
- PHX15:353h 1mDirectSTL20:36Wed, May 22|Phoenix - St. Louis|Frontier Airlines$41$41
- PHX06:452h 54mDirectSTL11:39Sat, May 4|Phoenix - St. Louis|Frontier Airlines$41$41
- PHX16:332h 54mDirectSTL21:27Fri, May 3|Phoenix - St. Louis|Frontier Airlines$43$43
- PHX13:003h 5mDirectSTL14:00Sun, May 5|Phoenix - St. Louis|Frontier AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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- CheapestPHX15:452h 54mDirectSTL20:39Sky Harbor International Airport - St.Louis Lambert International AirportWed, May 1Frontier Airlines$33
- PHX15:452h 54mDirectSTL20:39Sky Harbor International Airport - St.Louis Lambert International AirportWed, May 1Frontier Airlines$33Find More Flights
Frequently Asked Questions
How to find a cheap flight from Phoenix to St. Louis
Cheapest nonstop flight price | $32 |
---|---|
Cheapest round-trip ticket price | $66 |
Off-season for travel | May |
Peak season for travel | October |
Flight distance | 2,042.1km |
Average flight time | 2 hours 54 minutes |
Popular airline | American Airlines |
Plan Your Trip Around St. Louis
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