Cheap flight from St. Louis to Phoenix from PHP 3,568
Here are our top budget-friendly flights, offering flexible one-way or round-trip options. Additional flights with other timings and airlines are also available.
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Flights from St. Louis to Phoenix
Cheap flight deals from St. Louis to Phoenix
Here are our top budget-friendly flights, offering flexible one-way or round-trip options. Additional flights with other timings and airlines are also available.
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Round-trip
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One way
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Cheapest nonstop
STL 5:45 AM3h 15mNonstopPHX 7:00 AMSt. Louis - Phoenix | Mon, Jun 9 | Southwest Airlines
PHX 8:25 PM2h 55mNonstopSTL 1:20 AMPhoenix - St. Louis | Mon, Jun 16 | Southwest AirlinesPHP 15,359 PHP 19,91123% OFF23% OFFPHP 19,911 PHP 15,359 -
STL 8:05 AM3h 25mNonstopPHX 9:30 AMSt. Louis - Phoenix | Sat, May 31 | American Airlines
PHX 6:57 PM3h 2mNonstopSTL 11:59 PMPhoenix - St. Louis | Sat, Jun 7 | American AirlinesPHP 17,124 PHP 19,91114% OFF14% OFFPHP 19,911 PHP 17,124 -
STL 8:15 PM14h 9m1 stopsPHX 8:24 AMSt. Louis - Phoenix | Wed, May 14 | Frontier Airlines
PHX 3:11 PM30h 55m1 stopsSTL 12:06 AMPhoenix - St. Louis | Sun, May 18 | Frontier AirlinesPHP 10,894 PHP 19,91145% OFF45% OFFPHP 19,911 PHP 10,894 -
STL 9:55 PM19h 53m1 stopsPHX 3:48 PMSt. Louis - Phoenix | Fri, May 9 | Frontier Airlines
PHX 3:11 PM30h 55m1 stopsSTL 12:06 AMPhoenix - St. Louis | Mon, May 12 | Frontier AirlinesPHP 10,92545% OFFPHP 19,911 PHP 10,925
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STL 5:45 PM24h 42m1 stopsPHX 4:27 PMSt. Louis - Phoenix | Wed, May 21 | Frontier Airlines
PHX 6:00 AM5h 40m1 stopsSTL 1:40 PMPhoenix - St. Louis | Sun, May 25 | Frontier AirlinesPHP 11,08644% OFFPHP 19,911 PHP 11,086
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STL 8:15 PM5h 40m1 stopsPHX 11:55 PMSt. Louis - Phoenix | Sat, May 10 | Frontier Airlines
PHX 5:50 AM25h 19m1 stopsSTL 9:09 AMPhoenix - St. Louis | Sun, May 11 | Frontier AirlinesPHP 11,17044% OFFPHP 19,911 PHP 11,170
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STL 9:55 PM23h 25m1 stopsPHX 7:20 PMSt. Louis - Phoenix | Mon, May 12 | Frontier Airlines
PHX 7:47 PM11h 22m1 stopsSTL 9:09 AMPhoenix - St. Louis | Fri, May 16 | Frontier AirlinesPHP 11,17844% OFFPHP 19,911 PHP 11,178
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STL 6:53 PM15h 31m1 stopsPHX 8:24 AMSt. Louis - Phoenix | Fri, May 16 | Frontier Airlines
PHX 6:00 AM5h 40m1 stopsSTL 1:40 PMPhoenix - St. Louis | Thu, May 22 | Frontier AirlinesPHP 11,86940% OFFPHP 19,911 PHP 11,869
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STL 5:45 PM22h 21m1 stopsPHX 2:06 PMSt. Louis - Phoenix | Sat, May 17 | Frontier Airlines
PHX 3:11 PM30h 33m1 stopsSTL 11:44 PMPhoenix - St. Louis | Tue, May 20 | Frontier AirlinesPHP 11,88440% OFFPHP 19,911 PHP 11,884
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STL 5:45 PM22h 21m1 stopsPHX 2:06 PMSt. Louis - Phoenix | Thu, May 15 | Frontier Airlines
PHX 3:11 PM30h 55m1 stopsSTL 12:06 AMPhoenix - St. Louis | Sun, May 18 | Frontier AirlinesPHP 11,92240% OFFPHP 19,911 PHP 11,922
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STL 9:55 PM10h 50m1 stopsPHX 6:45 AMSt. Louis - Phoenix | Sun, May 18 | Frontier Airlines
PHX 5:54 PM17h 46m1 stopsSTL 1:40 PMPhoenix - St. Louis | Wed, May 21 | Frontier AirlinesPHP 11,92240% OFFPHP 19,911 PHP 11,922
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STL 5:45 PM22h 21m1 stopsPHX 2:06 PMSt. Louis - Phoenix | Tue, May 13 | Frontier Airlines
PHX 3:11 PM30h 33m1 stopsSTL 11:44 PMPhoenix - St. Louis | Tue, May 20 | Frontier AirlinesPHP 11,92240% OFFPHP 19,911 PHP 11,922
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STL 1:00 PM17h 25m1 stopsPHX Invalid DateSt. Louis - Phoenix | Sun, May 11 | Normal Airline
PHX 3:00 PM6hNonstopSTL 4:00 PMPhoenix - St. Louis | Tue, May 13 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
STL 7:45 AM3h 18mNonstopPHX 9:03 AMSt. Louis - Phoenix | Fri, Jun 20 | American AirlinesPHP 7,404 PHP 11,58836% OFF36% OFFPHP 11,588 PHP 7,404
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STL 6:10 PM3h 26mNonstopPHX 7:36 PMSt. Louis - Phoenix | Thu, Jun 19 | American AirlinesPHP 9,644 PHP 11,58817% OFF17% OFFPHP 11,588 PHP 9,644
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STL 9:55 PM21h 16m1 stopsPHX 5:11 PMSt. Louis - Phoenix | Mon, May 12 | Frontier AirlinesPHP 3,568 PHP 11,58869% OFF69% OFFPHP 11,588 PHP 3,568
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STL 5:45 PM24h 42m1 stopsPHX 4:27 PMSt. Louis - Phoenix | Wed, May 21 | Frontier AirlinesPHP 5,42453% OFFPHP 11,588 PHP 5,424
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STL 8:15 PM14h 9m1 stopsPHX 8:24 AMSt. Louis - Phoenix | Wed, May 14 | Frontier AirlinesPHP 5,54752% OFFPHP 11,588 PHP 5,547
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STL 8:15 PM5h 40m1 stopsPHX 11:55 PMSt. Louis - Phoenix | Sat, May 17 | Frontier AirlinesPHP 5,60152% OFFPHP 11,588 PHP 5,601
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STL 2:40 PM5h 58m1 stopsPHX 6:38 PMSt. Louis - Phoenix | Tue, May 27 | Frontier AirlinesPHP 5,64751% OFFPHP 11,588 PHP 5,647
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STL 7:55 PM5h 46m1 stopsPHX 11:41 PMSt. Louis - Phoenix | Sat, May 31 | Frontier AirlinesPHP 5,66251% OFFPHP 11,588 PHP 5,662
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STL 8:11 PM5h 16m1 stopsPHX 11:27 PMSt. Louis - Phoenix | Sat, Jun 7 | Frontier AirlinesPHP 5,86949% OFFPHP 11,588 PHP 5,869
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STL 5:45 PM22h 21m1 stopsPHX 2:06 PMSt. Louis - Phoenix | Tue, May 20 | Frontier AirlinesPHP 5,91549% OFFPHP 11,588 PHP 5,915
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STL 2:25 PM6h 3m1 stopsPHX 6:28 PMSt. Louis - Phoenix | Thu, May 22 | Frontier AirlinesPHP 7,87932% OFFPHP 11,588 PHP 7,879
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STL 8:15 PM5h 40m1 stopsPHX 11:55 PMSt. Louis - Phoenix | Sat, May 10 | Frontier AirlinesPHP 9,96614% OFFPHP 11,588 PHP 9,966
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STL 1:00 PM17h 25m1 stopsPHX Invalid DateSt. Louis - Phoenix | Sun, May 11 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
When is the cheapest time to fly from St. Louis to Phoenix?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from St. Louis (STL) to Phoenix (PHX) the cheapest?
Airlines adjust prices for flights from St. Louis to Phoenix based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from St. Louis (STL) to Phoenix (PHX) cost?
According to Trip.com's data, the lowest price is around PHP 25,884. -
How long does it take to fly from St. Louis (STL) to Phoenix (PHX) and what is the distance?
It takes around 3 hours 58 minutes to fly from St. Louis (STL) to Phoenix (PHX). -
What are the most popular airlines that fly from St. Louis (STL) to Phoenix (PHX)?
Airlines with flights from St. Louis (STL) to Phoenix (PHX): Alaska Airlines, United Airlines, American Airlines and Southwest Airlines.
How to find a cheap flight from St. Louis to Phoenix
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Phoenix. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
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Look Out for Deals
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Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flying from St. Louis to Phoenix
| Cheapest one-way flight price | PHP 3,567 |
|---|---|
| Cheapest round-trip ticket price | PHP 13,686 |
| Off-season for travel | March |
| Peak season for travel | June |
| Flight distance | 2,042.1 km |
| Average flight time | 3 hours 58 minutes |
| Popular airline | Alaska Airlines |
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