STL

$55 Find Cheap Flights from Arizona to St. Louis

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 1/28. 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, 0 bags

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Everything you should know

Cheapest round-trip
$106
Overall average: $261
Frontier
Thu 1/29Sun 2/1
LAS - STL • Non-stop
Cheapest non-stop
$87
Typical prices: $143-$477
Frontier
Thu 12/11Sun 12/14
LAS - STL • Non-stop
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We hope you love your trip to St. Louis!
Flight Deals
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Flight Deals

Cheap Flights from Arizona to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Arizona to St. Louis 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 Arizona to St. Louis

Thu, Jan 29 - Sun, Feb 1
Frontier Logo
3:50 pm - 9:06 pmLAS-STL
3h 16mnonstop
Frontier Logo
9:32 pm - 11:31 pmSTL-LAS
3h 59mnonstop
$106Frontier
Find Deal
Fri, Jan 23 - Mon, Jan 26
Frontier Logo
3:32 pm - 8:48 pmLAS-STL
3h 16mnonstop
Frontier Logo
9:45 pm - 11:44 pmSTL-LAS
3h 59mnonstop
$108Frontier
Find Deal
Thu, Jan 8 - Sun, Jan 11
Frontier Logo
7:00 am - 12:12 pmLAS-STL
3h 12mnonstop
Frontier Logo
9:46 pm - 11:34 pmSTL-LAS
3h 48mnonstop
$111Frontier
Find Deal
Fri, Jan 23 - Mon, Jan 26
Frontier Logo
3:32 pm - 8:48 pmLAS-STL
3h 16mnonstop
Frontier Logo
9:45 pm - 11:44 pmSTL-LAS
3h 59mnonstop
$124Frontier
Find Deal
Tue, Feb 24 - Sat, Feb 28
Delta Logo
2:55 pm - 9:32 amTUS-STL
17h 37m2 stops
Delta Logo
6:10 am - 2:04 pmSTL-TUS
32h 54m2 stops
$276Delta
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Wed, Jan 28 - Wed, Feb 4
Delta Logo
1:42 pm - 8:37 pmTUS-STL
5h 55m1 stop
Delta Logo
2:38 pm - 10:37 pmSTL-TUS
8h 59m1 stop
$287Delta
Find Deal
Wed, Feb 4 - Wed, Feb 11
Southwest Logo
7:55 am - 5:30 pmTUS-STL
8h 35m2 stops
Southwest Logo
6:05 am - 11:15 amSTL-TUS
6h 10m1 stop
$292Southwest
Find Deal
Wed, Feb 4 - Wed, Feb 11
Southwest Logo
10:55 am - 8:35 pmTUS-STL
8h 40m2 stops
Southwest Logo
2:20 pm - 10:25 pmSTL-TUS
9h 05m2 stops
$297Southwest
Find Deal
Wed, Jan 28 - Wed, Feb 4
American Airlines Logo
2:50 pm - 10:59 pmTUS-STL
7h 09m2 stops
American Airlines Logo
5:04 pm - 10:55 pmSTL-TUS
6h 51m1 stop
$299American Airlines
Find Deal
Wed, Jan 28 - Wed, Feb 4
American Airlines Logo
2:50 pm - 10:59 pmTUS-STL
7h 09m2 stops
American Airlines Logo
2:38 pm - 9:47 pmSTL-TUS
8h 09m1 stop
$316American Airlines
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Good to know

Low seasonJanuary
Cheapest flight$55
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly with an average 14% increase in price.
Flight from Phoenix to St. Louis

FAQs for booking flights from Arizona to St. Louis

  • How does KAYAK find such low prices on flights from Arizona to St. Louis?

    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 Arizona to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Arizona to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Arizona 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 Arizona to St. Louis?

    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 St. Louis with an airline and back to Arizona with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Arizona to St. Louis?

    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 St. Louis from Arizona up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Shrewsbury
Glencoe

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

St. Louis (STL)