STL

$57 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 2/13. 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
$122
Overall average: $280
Frontier
Sat 12/6Sun 12/7
LAS - STL • 1 stop
Cheapest non-stop
$123
Typical prices: $181-$508
Frontier
Fri 12/5Mon 12/8
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

Sat, Dec 6 - Sun, Dec 7
Frontier Logo
10:58 pm - 9:47 amLAS-STL
8h 49m1 stop
Frontier Logo
1:16 pm - 3:02 pmSTL-LAS
3h 46mnonstop
$122Frontier
Find Deal
Fri, Dec 5 - Mon, Dec 8
Frontier Logo
4:28 pm - 9:48 pmLAS-STL
3h 20mnonstop
Frontier Logo
1:16 pm - 3:02 pmSTL-LAS
3h 46mnonstop
$123Frontier
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Fri, Dec 5 - Fri, Dec 5
Frontier Logo
7:00 am - 12:12 pmLAS-STL
3h 12mnonstop
Frontier Logo
10:44 pm - 12:36 amSTL-LAS
3h 52mnonstop
$124Frontier
Find Deal
Fri, Dec 5 - Mon, Dec 8
Frontier Logo
4:28 pm - 9:48 pmLAS-STL
3h 20mnonstop
Frontier Logo
7:43 pm - 11:42 pmSTL-LAS
5h 59m1 stop
$126Frontier
Find Deal
Wed, Dec 3 - Fri, Dec 5
Frontier Logo
10:58 pm - 11:07 amLAS-STL
10h 09m1 stop
Frontier Logo
10:44 pm - 12:36 amSTL-LAS
3h 52mnonstop
$127Frontier
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Wed, Jan 28 - Wed, Feb 4
Delta Logo
12:24 pm - 9:38 pmTUS-STL
8h 14m1 stop
Delta Logo
9:59 am - 4:22 pmSTL-TUS
7h 23m1 stop
$287Delta
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Wed, Feb 25 - Mon, Mar 2
Delta Logo
5:55 pm - 12:24 amTUS-STL
5h 29m1 stop
Delta Logo
6:00 am - 12:22 pmSTL-TUS
7h 22m1 stop
$307Delta
Find Deal
Tue, Dec 2 - Sat, Dec 6
United Airlines Logo
2:33 pm - 8:57 pmTUS-STL
5h 24m1 stop
United Airlines Logo
6:30 am - 3:51 pmSTL-TUS
10h 21m2 stops
$333United Airlines
Find Deal
Thu, Feb 26 - Sun, Mar 1
Multiple Airlines Logo
10:11 pm - 4:49 pmTUS-STL
17h 38m1 stop
Multiple Airlines Logo
3:19 pm - 11:59 pmSTL-TUS
9h 40m1 stop
$348Multiple Airlines
Find Deal
Wed, Jan 28 - Wed, Feb 4
Alaska Airlines Logo
4:29 pm - 1:54 pmTUS-STL
20h 25m1 stop
Alaska Airlines Logo
2:50 pm - 5:28 pmSTL-TUS
27h 38m2 stops
$357Alaska Airlines
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Good to know

Low seasonJanuary
Cheapest flight$57
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly and prices are also 2% lower on average.
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)