$64+ Cheap flights from Michigan to St. Louis (STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — STL
Nov 4 — Nov 111
Round-trip
1 adult, Economy
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Find cheap flights from Michigan to St. Louis 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 Michigan to St. Louis
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Cheapest flights from Michigan to St. LouisExplore the most affordable flight options available from Michigan to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
Explore the most affordable flight options available from Michigan to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/216:30 am -
1 stop12h 10m
Mon 10/268:00 pm -
2 stops36h 48m
Deal found 9/30![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 11/33:02 pm -
1 stop27h 38m
Mon 11/96:34 pm -
1 stop16h 09m
Deal found 10/1![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 10/2010:38 am -
2 stops32h 02m
Wed 10/286:44 pm -
1 stop15h 59m
Deal found 9/30![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/146:30 am -
1 stop12h 10m
Mon 10/268:00 pm -
2 stops36h 48m
Deal found 9/30![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/146:30 am -
1 stop12h 10m
Wed 10/286:44 pm -
2 stops24h 28m
Deal found 9/30![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 10/2010:38 am -
2 stops29h 46m
Fri 10/236:35 pm -
1 stop15h 36m
Deal found 9/30![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/2212:34 pm -
2 stops30h 06m
Mon 10/266:35 pm -
1 stop15h 37m
Deal found 9/30![Frontier logo]()
$190
This Priceline deal was found by Cheapflights users on 10/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:02 pm -
1 stop11h 14m
Wed 11/116:44 pm -
1 stop5h 00m
Deal found 10/1![Frontier logo]()
$193
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/124:02 pm -
1 stop4h 20m
Sat 11/145:16 pm -
1 stop5h 11m
Deal found 10/2![American Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Wed 10/287:00 am -
1 stop4h 32m
Wed 11/45:00 am -
1 stop5h 20m
Deal found 9/30![United Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/284:03 pm -
1 stop21h 30m
Wed 11/46:44 pm -
2 stops39h 46m
Deal found 9/30![Multiple Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/52:44 pm -
1 stop5h 38m
Sun 11/85:00 am -
1 stop5h 32m
Deal found 10/2![American Airlines logo]()
$292
Best flights from Michigan to St. LouisDiscover carefully curated flight deals from Michigan to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
Discover carefully curated flight deals from Michigan to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
This Southwest deal was found by Cheapflights users on 10/1. 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 1/186:50 am -
Nonstop2h 00m
Sat 1/232:40 pm -
1 stop5h 40m
Deal found 10/1![Southwest logo]()
$287
This Delta deal was found by Cheapflights users on 9/30. 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.
Wed 10/216:25 am -
1 stop5h 26m
Sat 10/244:22 pm -
Nonstop1h 34m
Deal found 9/30![Delta logo]()
$287
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/56:00 am -
1 stop5h 53m
Thu 11/128:15 pm -
1 stop3h 27m
Deal found 9/30![American Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 9/30. 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 10/236:31 pm -
1 stop5h 28m
Sun 10/256:50 pm -
1 stop3h 46m
Deal found 9/30![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 10/1. 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 11/98:15 pm -
Nonstop1h 45m
Wed 11/118:25 am -
1 stop7h 55m
Deal found 10/1![Southwest logo]()
$287
This Delta deal was found by Cheapflights users on 10/1. 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.
Fri 11/138:40 am -
Nonstop1h 45m
Tue 11/176:00 pm -
Nonstop1h 36m
Deal found 10/1![Delta logo]()
$294
This Southwest deal was found by Cheapflights users on 10/1. 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 11/98:15 pm -
Nonstop1h 45m
Thu 11/121:20 pm -
1 stop5h 15m
Deal found 10/1![Southwest logo]()
$287
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/65:46 pm -
1 stop5h 29m
Mon 11/911:35 am -
1 stop4h 26m
Deal found 9/30![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/30. 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 11/206:08 am -
1 stop7h 02m
Sat 11/215:00 am -
1 stop4h 07m
Deal found 9/30![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 10/2. 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.
Thu 11/1211:29 am -
1 stop6h 45m
Sat 11/1412:20 pm -
2 stops9h 11m
Deal found 10/2![Delta logo]()
$294
This Southwest deal was found by Cheapflights users on 10/5. 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.
Tue 11/176:50 pm -
1 stop4h 10m
Mon 11/237:55 pm -
Nonstop1h 30m
Deal found 10/5![Southwest logo]()
$288
This American Airlines deal was found by Cheapflights users on 10/1. 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 10/248:12 pm -
1 stop5h 07m
Sun 10/255:00 am -
1 stop5h 26m
Deal found 10/1![American Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 10/1. 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.
Fri 11/135:50 pm -
1 stop3h 39m
Sat 11/146:40 am -
1 stop6h 07m
Deal found 10/1![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Wed 10/216:31 pm -
1 stop3h 50m
Sun 10/256:50 pm -
1 stop3h 46m
Deal found 10/1![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 9/30. 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.
Fri 11/137:58 pm -
1 stop4h 24m
Mon 11/166:40 am -
Nonstop1h 33m
Deal found 9/30![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 10/1. 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 11/136:22 pm -
1 stop4h 18m
Sun 11/156:00 am -
1 stop4h 20m
Deal found 10/1![United Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/165:36 pm -
1 stop4h 21m
Sun 10/1811:31 am -
1 stop4h 35m
Deal found 10/2![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 10/1. 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.
Fri 11/1311:58 am -
1 stop6h 16m
Mon 11/166:00 pm -
1 stop4h 59m
Deal found 10/1![Delta logo]()
$308
This Southwest deal was found by Cheapflights users on 9/30. 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 11/86:50 am -
Nonstop1h 55m
Wed 11/116:25 pm -
Nonstop1h 35m
Deal found 9/30![Southwest logo]()
$344
This Delta deal was found by Cheapflights users on 9/30. 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.
Thu 11/52:56 pm -
2 stops9h 58m
Thu 11/126:40 am -
1 stop3h 38m
Deal found 9/30![Delta logo]()
$314
This American Airlines deal was found by Cheapflights users on 9/30. 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.
Tue 10/202:18 pm -
1 stop4h 58m
Tue 10/277:28 am -
1 stop5h 28m
Deal found 9/30![American Airlines logo]()
$384
This deal was found by Cheapflights users on 9/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:27 pm -
1 stop4h 13m
Sun 11/86:50 pm -
1 stop3h 46m
Deal found 9/30![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/30. 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.
Thu 11/123:50 pm -
1 stop5h 39m
Sun 11/156:00 pm -
1 stop3h 14m
Deal found 9/30![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 9/30. 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 10/235:35 pm -
1 stop6h 45m
Sun 10/255:45 am -
1 stop5h 15m
Deal found 9/30![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/1. 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 11/129:00 am -
1 stop4h 10m
Sun 11/156:50 pm -
1 stop3h 46m
Deal found 10/1![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/30. 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.
Fri 11/133:50 pm -
1 stop5h 39m
Mon 11/166:00 pm -
1 stop3h 14m
Deal found 9/30![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 10/2. 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.
Wed 11/116:55 am -
Nonstop1h 50m
Sun 11/151:05 pm -
1 stop3h 10m
Deal found 10/2![Southwest logo]()
$396
This American Airlines deal was found by Cheapflights users on 10/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:57 pm -
1 stop6h 00m
Mon 10/267:29 am -
1 stop5h 27m
Deal found 10/4![American Airlines logo]()
$443
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Tue 11/246:27 pm -
1 stop4h 13m
Sat 11/285:58 pm -
1 stop4h 38m
Deal found 10/4![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/30. 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.
Tue 12/226:07 pm -
2 stops6h 21m
Fri 12/253:25 pm -
2 stops6h 08m
Deal found 9/30![Delta logo]()
$329
Last-minute flights from Michigan to St. LouisDiscover last-minute flight deals from Michigan to St. Louis. Data last updated October 5, 2026 and is based on user searches.
Discover last-minute flight deals from Michigan to St. Louis. Data last updated October 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/146:30 am -
1 stop12h 10m
Mon 10/268:00 pm -
2 stops36h 48m
Deal found 9/30![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/146:30 am -
1 stop12h 10m
Wed 10/286:44 pm -
2 stops24h 28m
Deal found 9/30![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 10/2010:38 am -
2 stops32h 02m
Wed 10/286:44 pm -
1 stop15h 59m
Deal found 9/30![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 10/2010:38 am -
2 stops29h 46m
Fri 10/236:35 pm -
1 stop15h 36m
Deal found 9/30![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/216:30 am -
1 stop12h 10m
Mon 10/268:00 pm -
2 stops36h 48m
Deal found 9/30![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/2212:34 pm -
2 stops30h 06m
Mon 10/266:35 pm -
1 stop15h 37m
Deal found 9/30![Frontier logo]()
$190
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Wed 10/287:00 am -
1 stop4h 32m
Wed 11/45:00 am -
1 stop5h 20m
Deal found 9/30![United Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 10/284:03 pm -
1 stop21h 30m
Wed 11/46:44 pm -
2 stops39h 46m
Deal found 9/30![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Tue 11/33:02 pm -
1 stop27h 38m
Mon 11/96:34 pm -
1 stop16h 09m
Deal found 10/1![Frontier logo]()
$149
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/52:44 pm -
1 stop5h 38m
Sun 11/85:00 am -
1 stop5h 32m
Deal found 10/2![American Airlines logo]()
$292
This Priceline deal was found by Cheapflights users on 10/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:02 pm -
1 stop11h 14m
Wed 11/116:44 pm -
1 stop5h 00m
Deal found 10/1![Frontier logo]()
$193
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/124:02 pm -
1 stop4h 20m
Sat 11/145:16 pm -
1 stop5h 11m
Deal found 10/2![American Airlines logo]()
$265
One-way flights from Michigan to St. LouisSearch for one-way flight options from Michigan to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
Search for one-way flight options from Michigan to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Mon 10/2610:29 pm -
2 stops41h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$64
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Wed 11/116:25 am -
1 stop12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 10/277:37 pm -
2 stops20h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 12/12:31 pm -
2 stops21h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$79
This Orbitz deal was found by Cheapflights users on 9/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:25 am -
1 stop12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 10/2. 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.
Tue 11/312:40 pm -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 10/2. 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.
Wed 11/46:25 am -
1 stop12h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 10/2912:40 pm -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$95
This Trip.com deal was found by Cheapflights users on 10/4. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:55 pm -
1 stop27h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Frontier logo]()
$98
This Priceline deal was found by Cheapflights users on 9/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/245:29 pm -
1 stop8h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Frontier logo]()
$110
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 11/18:33 pm -
2 stops17h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/1112:02 pm -
2 stops26h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$156
Find flight deals from Michigan to St. Louis
Keep the following information in mind while searching for Michigan to St. Louis flight deals. Data was last updated October 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $147 (Kiwi.com) |
One-way from | $64 (Kiwi.com) |
Popular in | January |
Cheapest in | June |
Average price | $405 |
Good round-trip deal | $304 or less |
Good one-way deal | $229 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Michigan to St. Louis 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 7,457,451 searches. Data last updated October 5, 2026.
Use the filters below to find and compare flights from Michigan to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DetroitSt. Louis
DTW Detroit Metropolitan Wayne County - STL Lambert-St Louis
DTWSTL
Detroit Metropolitan Wayne County
Thu 12/31
7:55 pm-8:43 pm
Nonstop1h 48m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
DetroitSt. Louis
DTW Detroit Metropolitan Wayne County - STL Lambert-St Louis
DTWSTL
Detroit Metropolitan Wayne County
Wed 11/11
6:20 pm-7:10 pm
Nonstop1h 50m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
DetroitSt. Louis
DTW Detroit Metropolitan Wayne County - STL Lambert-St Louis
DTWSTL
Detroit Metropolitan Wayne County
Thu 12/3
8:29 am-9:19 am
Nonstop1h 50m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
Grand RapidsSt. Louis
GRR Grand Rapids Gerald R. Ford Intl - STL Lambert-St Louis
GRRSTL
Grand Rapids Gerald R. Ford Intl
Mon 1/18
4:56 pm-9:47 pm
1 stop5h 51m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$140
DetroitSt. Louis
DTW Detroit Metropolitan Wayne County - STL Lambert-St Louis
DTWSTL
Detroit Metropolitan Wayne County
Wed 12/2
7:45 pm-12:05 am
1 stop5h 20m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$149
FlintSt. Louis
FNT Flint Bishop - STL Lambert-St Louis
FNTSTL
Flint Bishop
Sun 10/11
12:02 pm-1:21 pm
2 stops26h 19m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$156
Grand RapidsSt. Louis
GRR Grand Rapids Gerald R. Ford Intl - STL Lambert-St Louis
GRRSTL
Grand Rapids Gerald R. Ford Intl
Mon 1/18
3:55 pm-10:00 pm
2 stops7h 05m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$174
Grand RapidsSt. Louis
GRR Grand Rapids Gerald R. Ford Intl - STL Lambert-St Louis
GRRSTL
Grand Rapids Gerald R. Ford Intl
Sun 11/1
5:32 am-8:55 am
1 stop4h 23m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
DetroitSt. Louis
DTW Detroit Metropolitan Wayne County - STL Lambert-St Louis
DTWSTL
Detroit Metropolitan Wayne County
Mon 11/16
6:55 am-7:45 am
Nonstop1h 50m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$181
DetroitSt. Louis
DTW Detroit Metropolitan Wayne County - STL Lambert-St Louis
DTWSTL
Detroit Metropolitan Wayne County
Sun 10/18
8:59 pm-11:13 pm
1 stop27h 14m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$185
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Michigan to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Michigan with our price prediction graph.
DTW-STL
GRR-STL
FNT-STL
MBS-STL
LAN-STL
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 Michigan to St. Louis
USMI-STL
DTW-STL
GRR-STL
FNT-STL
MBS-STL
What is the cheapest month to book a flight from Michigan to St. Louis?
Currently, September is the cheapest month in which you can book a flight from Michigan to St. Louis (average of $330). Flying from Michigan to St. Louis in April is currently the most expensive (average of $416). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from MI to STL?
Find hourly flight availability from Michigan to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 5, 2026.
It’s typically best to fly out from Michigan to St. Louis at noon. Doing so could potentially save you 21% on the flight price compared to flying in the morning, which is usually more expensive.
How much does it cost to fly round-trip from Michigan to St. Louis?
Airfare is below average for this route at the moment.
Michigan to St. Louis flights typically cost between $315 and $441 in October.The cheapest round-trip price found within the last 5 days was $147 on Frontier (Oct 21-Oct 26).
How far ahead should I book a flight from Michigan to St. Louis?
The price you pay for your flight from Michigan to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Michigan to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Michigan to St. Louis. Price data was last updated on September 26, 2026.
Travelers seeking maximum savings on their Michigan to St. Louis flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Michigan to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Chesterfield
Maryland Heights
Collinsville
Edwardsville
Glencoe
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Michigan and St. Louis flights
Browse other Michigan and St. Louis flight options. Last updated on October 5, 2026.
Popular flight searches
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Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 5, 2026.
Michigan to St. Louis flights
Consider these flights traveling from Michigan to St. Louis.
Top 5 airlines flying from Michigan to St. Louis
Discover the top 5 airlines that operate flights from Michigan to St. Louis. 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 7,457,451 searches. Data last updated October 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$181 | Average$348 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$215 | Average$359 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$228 | Average$403 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$253 | Average$373 | FlexibilityNo cancel fee | On-time71% |