$115+ Cheap flights from St. Louis (STL) to Iowa
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DSM
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Iowa with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Iowa
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Cheapest flights from St. Louis to IowaExplore the most affordable flight options available from St. Louis to Iowa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from St. Louis to Iowa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:01 am -
1 stop6h 25m
Thu 9/247:58 pm -
1 stop4h 29m
Deal found 8/5![American Airlines logo]()
$219
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:07 pm -
1 stop4h 13m
Thu 9/102:44 pm -
1 stop6h 00m
Deal found 8/7![American Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:25 pm -
Nonstop1h 15m
Sat 9/122:15 pm -
Nonstop1h 20m
Deal found 8/7![Southwest logo]()
$249
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:55 pm -
Nonstop1h 15m
Sat 9/52:15 pm -
Nonstop1h 20m
Deal found 8/7![Southwest logo]()
$262
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:30 am -
1 stop5h 34m
Sat 9/126:00 am -
1 stop6h 03m
Deal found 8/6![United Airlines logo]()
$264
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:15 am -
1 stop5h 10m
Sat 9/125:30 am -
2 stops7h 05m
Deal found 8/7![Southwest logo]()
$274
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:05 am -
1 stop5h 20m
Tue 9/222:40 pm -
2 stops7h 35m
Deal found 8/7![Southwest logo]()
$276
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:15 am -
1 stop6h 18m
Tue 9/1511:29 am -
1 stop4h 09m
Deal found 8/9![United Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:13 pm -
1 stop7h 19m
Sat 9/122:17 pm -
1 stop4h 50m
Deal found 8/9![American Airlines logo]()
$282
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:07 pm -
1 stop4h 03m
Mon 9/77:44 pm -
1 stop4h 30m
Deal found 8/7![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:01 am -
1 stop6h 25m
Mon 9/147:58 pm -
1 stop4h 29m
Deal found 8/9![American Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:45 pm -
2 stops6h 30m
Mon 9/145:40 am -
1 stop3h 35m
Deal found 8/9![Southwest logo]()
$294
Best flights from St. Louis to IowaDiscover carefully curated flight deals from St. Louis to Iowa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from St. Louis to Iowa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:01 am -
1 stop6h 25m
Thu 9/247:58 pm -
1 stop4h 29m
Deal found 8/5![American Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:25 pm -
Nonstop1h 15m
Sat 9/122:15 pm -
Nonstop1h 20m
Deal found 8/6![Southwest logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:30 am -
1 stop5h 34m
Sat 9/126:00 am -
1 stop6h 03m
Deal found 8/6![United Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:27 pm -
1 stop17h 58m
Sun 9/1312:10 pm -
2 stops25h 00m
Deal found 8/8![Multiple Airlines logo]()
$365
This KAYAK deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:34 pm -
1 stop3h 25m
Fri 8/215:56 pm -
1 stop5h 30m
Deal found 8/6![Delta logo]()
$425
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:30 am -
Nonstop1h 15m
Sat 9/122:35 pm -
1 stop6h 05m
Deal found 8/7![Southwest logo]()
$259
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:15 am -
1 stop6h 18m
Tue 9/1511:29 am -
1 stop4h 09m
Deal found 8/9![United Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:55 pm -
Nonstop1h 15m
Sat 9/52:15 pm -
Nonstop1h 20m
Deal found 8/7![Southwest logo]()
$262
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:00 am -
1 stop6h 15m
Sun 9/1311:19 am -
1 stop4h 19m
Deal found 8/8![United Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:45 pm -
2 stops6h 30m
Mon 9/145:40 am -
1 stop3h 35m
Deal found 8/9![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:35 am -
Nonstop1h 15m
Thu 10/87:20 pm -
1 stop4h 25m
Deal found 8/8![Southwest logo]()
$297
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:30 pm -
1 stop4h 28m
Sun 9/136:00 am -
1 stop6h 02m
Deal found 8/9![United Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:00 am -
1 stop4h 34m
Mon 10/193:11 pm -
1 stop6h 10m
Deal found 8/7![United Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:45 pm -
2 stops6h 30m
Thu 9/245:40 am -
2 stops9h 40m
Deal found 8/5![Southwest logo]()
$312
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:50 pm -
Nonstop1h 20m
Mon 9/144:50 pm -
Nonstop1h 15m
Deal found 8/9![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:08 pm -
1 stop4h 47m
Wed 12/911:13 am -
1 stop4h 28m
Deal found 8/6![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:15 pm -
2 stops6h 55m
Sun 9/136:20 pm -
1 stop3h 20m
Deal found 8/8![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:53 am -
1 stop6h 59m
Thu 9/106:09 pm -
1 stop5h 22m
Deal found 8/5![United Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/61:29 pm -
1 stop4h 05m
Sat 10/106:09 pm -
1 stop5h 35m
Deal found 8/5![United Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:40 pm -
2 stops8h 15m
Mon 9/75:40 am -
1 stop3h 35m
Deal found 8/6![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:15 pm -
2 stops6h 55m
Mon 9/75:40 am -
1 stop3h 35m
Deal found 8/6![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:40 am -
2 stops10h 35m
Thu 9/105:40 am -
2 stops9h 40m
Deal found 8/7![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/303:20 pm -
2 stops7h 30m
Thu 9/35:40 am -
1 stop3h 35m
Deal found 8/7![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:15 pm -
1 stop4h 00m
Mon 9/75:40 am -
2 stops9h 40m
Deal found 8/6![Southwest logo]()
$377
Last-minute flights from St. Louis to IowaDiscover last-minute flight deals from St. Louis to Iowa. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Iowa. Data last updated August 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:07 pm -
1 stop4h 13m
Thu 9/102:44 pm -
1 stop6h 00m
Deal found 8/7![American Airlines logo]()
$245
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:55 pm -
Nonstop1h 15m
Sat 9/52:15 pm -
Nonstop1h 20m
Deal found 8/7![Southwest logo]()
$262
This American Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:07 pm -
1 stop4h 03m
Mon 9/77:44 pm -
1 stop4h 30m
Deal found 8/7![American Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:25 pm -
Nonstop1h 15m
Sat 9/122:15 pm -
Nonstop1h 20m
Deal found 8/7![Southwest logo]()
$249
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:30 am -
1 stop5h 34m
Sat 9/126:00 am -
1 stop6h 03m
Deal found 8/6![United Airlines logo]()
$264
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:13 pm -
1 stop7h 19m
Sat 9/122:17 pm -
1 stop4h 50m
Deal found 8/9![American Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:15 am -
1 stop6h 18m
Tue 9/1511:29 am -
1 stop4h 09m
Deal found 8/9![United Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:15 am -
1 stop5h 10m
Sat 9/125:30 am -
2 stops7h 05m
Deal found 8/7![Southwest logo]()
$274
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:01 am -
1 stop6h 25m
Mon 9/147:58 pm -
1 stop4h 29m
Deal found 8/9![American Airlines logo]()
$289
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:45 pm -
2 stops6h 30m
Mon 9/145:40 am -
1 stop3h 35m
Deal found 8/9![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:05 am -
1 stop5h 20m
Tue 9/222:40 pm -
2 stops7h 35m
Deal found 8/7![Southwest logo]()
$276
This American Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:01 am -
1 stop6h 25m
Thu 9/247:58 pm -
1 stop4h 29m
Deal found 8/5![American Airlines logo]()
$219
One-way flights from St. Louis to IowaSearch for one-way flight options from St. Louis to Iowa. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from St. Louis to Iowa. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:10 pm -
1 stop22h 24m
Deal found 8/9![Frontier logo]()
$115
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:30 am -
Nonstop1h 15m
Deal found 8/7![Southwest logo]()
$119
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop4h 31m
Deal found 8/4![United Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:35 am -
2 stops23h 55m
Deal found 8/6![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:10 pm -
1 stop23h 36m
Deal found 8/8![Frontier logo]()
$128
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:30 pm -
2 stops8h 25m
Deal found 8/4![Southwest logo]()
$128
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:13 am -
1 stop5h 44m
Deal found 8/7![Delta logo]()
$129
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:50 pm -
Nonstop1h 15m
Deal found 8/7![Southwest logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:10 pm -
1 stop23h 36m
Deal found 8/6![Frontier logo]()
$132
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:15 pm -
2 stops6h 55m
Deal found 8/9![Southwest logo]()
$134
This Delta deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:33 pm -
1 stop5h 31m
Deal found 8/7![Delta logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:35 am -
2 stops33h 11m
Deal found 8/9![Frontier logo]()
$141
Find flight deals from St. Louis to Iowa
Keep the following information in mind while searching for St. Louis to Iowa flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $219 (American Airlines) |
One-way from | $115 (Kiwi.com) |
Popular in | February |
Cheapest in | October |
Average price | $262 |
Good one-way deal | $194 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Iowa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from St. Louis to Iowa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisDes Moines
STL Lambert-St Louis - DSM Des Moines
STLDSM
Lambert-St Louis
Mon 9/21
11:01 am-5:26 pm
1 stop6h 25m
Des Moines
Thu 9/24
7:58 pm-12:27 am
1 stop4h 29m
$219
Quickest round-trip
St. LouisOmaha
STL Lambert-St Louis - OMA Omaha Eppley Airfield
STLOMA
Lambert-St Louis
Sat 9/5
2:25 pm-3:40 pm
Nonstop1h 15m
Omaha Eppley Airfield
Sat 9/12
2:15 pm-3:35 pm
Nonstop1h 20m
$249
St. LouisOmaha
STL Lambert-St Louis - OMA Omaha Eppley Airfield
STLOMA
Lambert-St Louis
Fri 9/11
8:30 am-9:45 am
Nonstop1h 15m
Omaha Eppley Airfield
Sat 9/12
2:35 pm-8:40 pm
1 stop6h 05m
$259
St. LouisOmaha
STL Lambert-St Louis - OMA Omaha Eppley Airfield
STLOMA
Lambert-St Louis
Fri 9/4
2:55 pm-4:10 pm
Nonstop1h 15m
Omaha Eppley Airfield
Sat 9/5
2:15 pm-3:35 pm
Nonstop1h 20m
$262
St. LouisOmaha
STL Lambert-St Louis - OMA Omaha Eppley Airfield
STLOMA
Lambert-St Louis
Sat 9/5
8:30 am-2:04 pm
1 stop5h 34m
Omaha Eppley Airfield
Sat 9/12
6:00 am-12:03 pm
1 stop6h 03m
$264
St. LouisFort Dodge
STL Lambert-St Louis - FOD Fort Dodge
STLFOD
Lambert-St Louis
Tue 9/8
11:15 am-5:33 pm
1 stop6h 18m
Fort Dodge
Tue 9/15
11:29 am-3:38 pm
1 stop4h 09m
$279
St. LouisDes Moines
STL Lambert-St Louis - DSM Des Moines
STLDSM
Lambert-St Louis
Fri 9/11
3:45 pm-10:15 pm
2 stops6h 30m
Des Moines
Mon 9/14
5:40 am-9:15 am
1 stop3h 35m
$294
St. LouisOmaha
STL Lambert-St Louis - OMA Omaha Eppley Airfield
STLOMA
Lambert-St Louis
Mon 10/5
8:35 am-9:50 am
Nonstop1h 15m
Omaha Eppley Airfield
Thu 10/8
7:20 pm-11:45 pm
1 stop4h 25m
$297
St. LouisOmaha
STL Lambert-St Louis - OMA Omaha Eppley Airfield
STLOMA
Lambert-St Louis
Fri 9/11
8:00 am-2:15 pm
1 stop6h 15m
Omaha Eppley Airfield
Sun 9/13
11:19 am-3:38 pm
1 stop4h 19m
$312
St. LouisDes Moines
STL Lambert-St Louis - DSM Des Moines
STLDSM
Lambert-St Louis
Mon 9/21
3:45 pm-10:15 pm
2 stops6h 30m
Des Moines
Thu 9/24
5:40 am-3:20 pm
2 stops9h 40m
$312
Showing 1-10 of 43 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Iowa
Have a flexible travel schedule? Discover the best time to fly to Iowa from St. Louis with our price prediction graph.
STL-DSM
STL-OMA
STL-FOD
STL-IRK
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Iowa
STL-USIA
STL-DSM
STL-OMA
STL-FOD
STL-IRK
What is the cheapest time of day to fly from STL to IA?
Find hourly flight availability from St. Louis to Iowa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 10, 2026.
A simple way to save on the total cost of your ticket is to fly from St. Louis to Iowa in the afternoon. If you’re flexible enough to do this you can expect to save up to 71% on your trip compared to booking a flight in the evening.
Reviews of airlines servicing Iowa
Get insights into the airlines that provide service to Iowa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Iowa. Reviews last updated August 10, 2026.
Read reviews from past customers who have flown Southwest and United Airlines from St. Louis to Iowa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
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Alternative routes for St. Louis to Iowa
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Complete your trip
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St. Louis and Iowa flights
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St. Louis to Iowa flights
Consider these flights traveling from St. Louis to Iowa.
Top 2 airlines flying from St. Louis to Iowa
Discover the top 2 airlines that operate flights from St. Louis to Iowa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$77 | Average$371 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$218 | Average$519 | FlexibilityNo cancel fee | On-time69% |