PHX

$67 Find Cheap Flights from Missouri to Phoenix

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Phoenix departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Cheap Flights from Missouri to Phoenix

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Phoenix that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Missouri to Phoenix

Tue, Nov 18 - Tue, Nov 18
American Airlines Logo
2:45 pm - 4:49 pmMCI-PHX
3h 04mnonstop
American Airlines Logo
8:05 pm - 11:38 pmPHX-MCI
2h 33mnonstop
$144American Airlines
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Sat, Nov 8 - Tue, Nov 11
American Airlines Logo
2:45 pm - 4:49 pmMCI-PHX
3h 04mnonstop
American Airlines Logo
8:05 pm - 11:38 pmPHX-MCI
2h 33mnonstop
$149American Airlines
Find Deal
Thu, Aug 14 - Sun, Aug 17
Spirit Airlines Logo
2:30 pm - 9:37 pmSTL-PHX
9h 07m1 stop
Spirit Airlines Logo
10:42 pm - 1:32 pmPHX-STL
12h 50m1 stop
$183Spirit Airlines
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Mon, Oct 20 - Fri, Oct 24
Frontier Logo
2:54 pm - 4:16 pmSTL-PHX
3h 22mnonstop
Frontier Logo
8:00 am - 12:59 pmPHX-STL
2h 59mnonstop
$189Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Frontier Logo
3:55 pm - 5:49 pmMCI-PHX
2h 54mnonstop
Frontier Logo
10:34 am - 2:10 pmPHX-MCI
2h 36mnonstop
$196Frontier
Find Deal
Fri, Aug 15 - Sun, Aug 17
Spirit Airlines Logo
2:30 pm - 9:37 pmSTL-PHX
9h 07m1 stop
Spirit Airlines Logo
10:42 pm - 1:32 pmPHX-STL
12h 50m1 stop
$205Spirit Airlines
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Tue, Nov 18 - Tue, Nov 18
Southwest Logo
5:45 am - 10:50 amMCI-PHX
6h 05m1 stop
Southwest Logo
4:25 pm - 7:55 pmPHX-MCI
2h 30mnonstop
$209Southwest
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Sat, Oct 11 - Sat, Oct 18
Delta Logo
5:59 pm - 9:35 pmMCI-PHX
5h 36m1 stop
Delta Logo
1:20 pm - 8:52 pmPHX-MCI
5h 32m1 stop
$217Delta
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Wed, Aug 27 - Wed, Sep 3
Southwest Logo
10:20 am - 2:20 pmSTL-PHX
6h 00m1 stop
Southwest Logo
5:40 pm - 10:35 pmPHX-STL
2h 55mnonstop
$221Southwest
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Thu, Sep 11 - Wed, Sep 17
Delta Logo
6:40 am - 12:11 pmMCI-PHX
7h 31m1 stop
Delta Logo
6:10 am - 1:19 pmPHX-MCI
5h 09m1 stop
$228Delta
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Good to know

Low seasonJune
Cheapest flight$67
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly with an average 15% increase in price.
Flight from St. Louis to Phoenix Sky Harbor Airport

FAQs for booking Missouri to Phoenix flights

  • How does KAYAK find such low prices on flights from Missouri to Phoenix?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Phoenix.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Phoenix?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phoenix from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Phoenix?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phoenix with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Phoenix?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phoenix from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Phoenix

Information on your arrival and departure airports

Phoenix (PHX)

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