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$59 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 3/20. 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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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
11:54 am - 6:02 pmDSM-STL
6h 08m1 stop
11:06 am - 4:47 pmSTL-DSM
5h 41m1 stop
$159American Airlines
Find Deal
Sat, Apr 5 - Sat, Apr 12
5:22 pm - 11:30 pmDSM-STL
6h 08m1 stop
6:50 am - 3:40 pmSTL-DSM
8h 50m2 stops
$182Delta
Find Deal
Sat, Apr 5 - Sat, Apr 12
5:00 am - 9:37 amOMA-STL
4h 37m1 stop
3:29 pm - 10:31 pmSTL-OMA
7h 02m1 stop
$212American Airlines
Find Deal
Fri, Apr 25 - Tue, Apr 29
5:00 pm - 9:40 pmDSM-STL
4h 40m1 stop
6:00 am - 11:13 amSTL-DSM
5h 13m1 stop
$218Delta
Find Deal
Wed, Apr 2 - Thu, Apr 3
6:27 pm - 10:18 pmALO-STL
3h 51m1 stop
5:55 am - 9:25 amSTL-ALO
3h 30m1 stop
$219American Airlines
Find Deal
Wed, Mar 19 - Wed, Mar 26
6:45 pm - 7:50 pmDSM-STL
1h 05mnonstop
9:20 pm - 10:30 pmSTL-DSM
1h 10mnonstop
$289Southwest
Find Deal
Mon, Mar 24 - Wed, Mar 26
4:55 pm - 12:40 amDSM-STL
7h 45m1 stop
4:15 pm - 9:15 pmSTL-DSM
5h 00m1 stop
$299Southwest
Find Deal
Mon, Mar 24 - Wed, Mar 26
6:39 pm - 2:45 pmOMA-STL
20h 06m1 stop
8:48 am - 5:37 pmSTL-OMA
8h 49m2 stops
$398United Airlines
Find Deal
Fri, Apr 25 - Tue, Apr 29
8:08 am - 2:23 pmOMA-STL
6h 15m1 stop
6:30 am - 10:36 amSTL-OMA
4h 06m1 stop
$409United Airlines
Find Deal
Thu, Mar 6 - Mon, Mar 10
3:15 pm - 8:44 amOMA-STL
17h 29m2 stops
10:12 am - 2:17 pmSTL-OMA
28h 05m2 stops
$991Alaska Airlines
Find Deal
Thu, Mar 6 - Mon, Mar 10

Good to know

Low season

January

High season

May

Cheapest flight

$59
Best time to beat the crowds but there is an average 1% increase 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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