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$75 Find Cheap Flights from Iowa 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 1/17. 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.
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In the last 7 days travelers have searched 41,299,237 times on KAYAK, and here is why:

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Cheap Flight Deals from Iowa to St. Louis

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

Recent round-trip flight deals from Iowa to St. Louis

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Iowa to St. Louis.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
5:00 am - 10:48 amDSM-STL
5h 48m1 stop
5:12 pm - 11:19 pmSTL-DSM
6h 07m1 stop
$158American Airlines
Find Deal
Tue, Jan 28 - Tue, Jan 28
4:00 pm - 5:10 pmDSM-STL
1h 10mnonstop
8:20 pm - 9:30 pmSTL-DSM
1h 10mnonstop
$163Southwest
Find Deal
Tue, Jan 28 - Tue, Jan 28
8:30 am - 5:10 pmDSM-STL
8h 40m1 stop
8:20 pm - 9:30 pmSTL-DSM
1h 10mnonstop
$177Southwest
Find Deal
Tue, Jan 28 - Tue, Jan 28
5:55 pm - 11:14 pmDSM-STL
5h 19m1 stop
5:00 pm - 10:50 pmSTL-DSM
5h 50m1 stop
$186Delta
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Thu, Jan 23 - Mon, Jan 27
6:50 am - 10:54 amDSM-STL
4h 04m1 stop
6:43 am - 4:30 pmSTL-DSM
9h 47m2 stops
$191Delta
Find Deal
Thu, Jan 30 - Thu, Feb 6
11:35 am - 3:38 pmDSM-STL
4h 03m1 stop
5:30 pm - 9:52 pmSTL-DSM
4h 22m1 stop
$246United Airlines
Find Deal
Thu, Jan 30 - Thu, Feb 6
11:35 am - 3:38 pmDSM-STL
4h 03m1 stop
5:30 pm - 9:52 pmSTL-DSM
4h 22m1 stop
$308United Airlines
Find Deal
Fri, Jan 24 - Sun, Jan 26
7:08 pm - 6:43 amDSM-STL
11h 35m1 stop
10:09 pm - 1:39 pmSTL-DSM
15h 30m1 stop
$391Frontier
Find Deal
Sun, Dec 29 - Sun, Jan 5
2:41 pm - 2:43 pmDSM-STL
24h 02m2 stops
4:28 pm - 6:22 pmSTL-DSM
25h 54m3 stops
$419
Find Deal
Mon, Jan 13 - Sun, Jan 19
3:35 pm - 8:10 pmDSM-STL
28h 35m3 stops
4:28 pm - 6:22 pmSTL-DSM
25h 54m3 stops
$447
Find Deal
Thu, Jan 30 - Thu, Feb 6

Good to know

Low season

January

High season

May

Cheapest flight

$75
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly and prices are also 5% lower on average.
Flight from Des Moines to St. Louis

FAQs for booking flights from Iowa to St. Louis

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

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Iowa 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 Iowa 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 Iowa with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Iowa 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 Iowa up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

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)

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