$59+ Cheap flights from St. Louis (STL) to Michigan
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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DTW
Aug 2 — Aug 91
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Michigan 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
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Cheapest flights from St. Louis to MichiganExplore the most affordable flight options available from St. Louis to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
Explore the most affordable flight options available from St. Louis to Michigan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Thu 8/206:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Mon 8/246:00 am
DTW
- STL
1 stop12h 22m
Frontier
Deal found 7/1![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/216:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Mon 8/246:00 am
DTW
- STL
1 stop12h 22m
Frontier
Deal found 7/1![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/74:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Thu 8/136:10 am
DTW
- STL
1 stop12h 27m
Frontier
Deal found 7/1![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 7/224:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Thu 7/306:10 am
DTW
- STL
1 stop27h 47m
Frontier
Deal found 6/30![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 8/116:34 pm
STL
- DTW
1 stop20h 54m
Frontier
Sat 8/152:56 pm
DTW
- STL
1 stop27h 41m
Frontier
Deal found 6/30![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/314:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Mon 8/35:35 pm
DTW
- STL
1 stop25h 02m
Frontier
Deal found 7/3![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/26:34 pm
STL
- DTW
1 stop29h 06m
Frontier
Sun 8/96:10 am
DTW
- STL
1 stop27h 47m
Frontier
Deal found 7/2![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 7/236:34 pm
STL
- DTW
1 stop21h 06m
Frontier
Tue 7/286:10 am
DTW
- STL
1 stop12h 27m
Frontier
Deal found 6/30![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sat 8/84:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Mon 8/105:35 pm
DTW
- STL
1 stop25h 02m
Frontier
Deal found 6/30![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Mon 8/34:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Mon 8/105:35 pm
DTW
- STL
1 stop25h 02m
Frontier
Deal found 7/2![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 8/216:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Sun 8/236:00 am
DTW
- STL
1 stop12h 22m
Frontier
Deal found 6/29![Frontier logo]()
$167
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/85:00 am
STL
- ORD
Nonstop1h 24m
American Airlines
Mon 8/107:00 am
ORD
- STL
Nonstop1h 24m
American Airlines
Deal found 7/2![American Airlines logo]()
$195
Best flights from St. Louis to MichiganDiscover carefully curated flight deals from St. Louis to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
Discover carefully curated flight deals from St. Louis to Michigan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:54 pm
STL
- ORD
Nonstop1h 36m
United Airlines
Sun 8/309:30 pm
ORD
- STL
Nonstop1h 29m
United Airlines
Deal found 7/2![United Airlines logo]()
$227
This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:09 pm
STL
- ORD
1 stop7h 01m
Frontier
Wed 8/55:13 pm
ORD
- STL
1 stop6h 46m
Frontier
Deal found 7/2![Frontier logo]()
$235
This Southwest deal was found by Cheapflights users on 7/2. 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.
Sat 8/298:25 am
STL
- MDW
Nonstop1h 05m
Southwest
Sun 8/307:10 am
MDW
- STL
1 stop4h 40m
Southwest
Deal found 7/2![Southwest logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/2. 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 7/317:56 pm
STL
- ORD
Nonstop1h 37m
American Airlines
Wed 8/511:00 pm
ORD
- STL
Nonstop1h 14m
American Airlines
Deal found 7/2![American Airlines logo]()
$238
This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/296:30 am
STL
- ORD
1 stop4h 12m
Delta
Sun 8/306:59 am
ORD
- STL
1 stop6h 15m
Delta
Deal found 7/2![Delta logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Sat 8/14:57 pm
STL
- GRR
2 stops42h 33m
Multiple Airlines
Sat 8/81:38 pm
GRR
- STL
1 stop11h 21m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:54 pm
STL
- ORD
Nonstop1h 36m
United Airlines
Sun 8/167:05 am
ORD
- STL
Nonstop1h 34m
United Airlines
Deal found 7/2![United Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 6/28. 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 8/86:45 am
STL
- MDW
2 stops6h 20m
Southwest
Mon 8/105:30 pm
MDW
- STL
1 stop4h 35m
Southwest
Deal found 6/28![Southwest logo]()
$243
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 12/12:18 pm
STL
- ORD
1 stop6h 06m
Delta
Fri 1/11:35 pm
ORD
- STL
1 stop7h 02m
Delta
Deal found 7/1![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 6/28. 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 7/225:40 am
STL
- DTW
1 stop3h 20m
Southwest
Tue 7/286:30 pm
DTW
- STL
Nonstop1h 35m
Southwest
Deal found 6/28![Southwest logo]()
$245
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sun 9/276:00 am
STL
- ORD
Nonstop1h 36m
United Airlines
Thu 10/12:12 pm
ORD
- STL
Nonstop1h 31m
United Airlines
Deal found 6/30![United Airlines logo]()
$266
This Southwest deal was found by Cheapflights users on 6/29. 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 8/810:15 am
STL
- DTW
Nonstop1h 30m
Southwest
Mon 8/106:55 am
DTW
- STL
Nonstop1h 50m
Southwest
Deal found 6/29![Southwest logo]()
$248
This Delta deal was found by Cheapflights users on 6/28. 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 8/146:25 pm
STL
- AZO
1 stop4h 27m
Delta
Mon 8/173:04 pm
AZO
- STL
1 stop6h 38m
Delta
Deal found 6/28![Delta logo]()
$278
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Fri 7/176:16 pm
STL
- AZO
1 stop4h 19m
American Airlines
Tue 7/215:45 am
AZO
- STL
1 stop3h 46m
American Airlines
Deal found 7/1![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 7/297:56 pm
STL
- GRR
1 stop3h 40m
American Airlines
Mon 8/37:54 pm
GRR
- STL
1 stop5h 22m
American Airlines
Deal found 7/1![American Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/16:04 pm
STL
- LAN
1 stop3h 34m
Delta
Tue 8/45:37 am
LAN
- STL
1 stop5h 00m
Delta
Deal found 7/2![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:20 am
STL
- ORD
Nonstop1h 32m
United Airlines
Mon 8/102:20 pm
ORD
- STL
Nonstop1h 26m
United Airlines
Deal found 7/2![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 6/30. 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.
Tue 7/145:55 pm
STL
- MDW
Nonstop1h 10m
Southwest
Tue 7/219:10 pm
MDW
- STL
Nonstop1h 20m
Southwest
Deal found 6/30![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 7/1. 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.
Sat 8/296:09 pm
STL
- TVC
1 stop3h 37m
Delta
Tue 9/16:40 am
TVC
- STL
1 stop3h 57m
Delta
Deal found 7/1![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sun 9/275:36 pm
STL
- GRR
1 stop5h 18m
United Airlines
Sat 10/108:50 am
GRR
- STL
1 stop4h 25m
United Airlines
Deal found 6/30![United Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 6/30. 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.
Thu 9/2410:40 am
STL
- MDW
1 stop3h 25m
Southwest
Fri 9/2512:00 pm
MDW
- STL
1 stop4h 45m
Southwest
Deal found 6/30![Southwest logo]()
$286
This American Airlines deal was found by Cheapflights users on 6/28. 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 7/305:58 pm
STL
- GRR
1 stop5h 38m
American Airlines
Mon 8/36:00 am
GRR
- STL
1 stop3h 31m
American Airlines
Deal found 6/28![American Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 6/29. 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 7/316:30 am
STL
- TVC
1 stop5h 57m
Delta
Tue 8/46:40 am
TVC
- STL
1 stop3h 57m
Delta
Deal found 6/29![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/18:06 pm
STL
- GRR
1 stop3h 30m
American Airlines
Sat 8/87:23 am
GRR
- STL
1 stop6h 32m
American Airlines
Deal found 7/2![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/29. 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 10/2110:15 am
STL
- LAN
1 stop6h 08m
Delta
Mon 10/2611:31 am
LAN
- STL
2 stops10h 45m
Delta
Deal found 6/29![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/146:54 pm
STL
- ORD
Nonstop1h 36m
United Airlines
Sun 8/167:05 am
ORD
- STL
Nonstop1h 34m
United Airlines
Deal found 6/29![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 7/1. 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.
Fri 8/216:50 pm
STL
- DTW
Nonstop1h 30m
Southwest
Mon 8/241:20 pm
DTW
- STL
1 stop4h 00m
Southwest
Deal found 7/1![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 6/29. 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 10/2210:02 am
STL
- LAN
2 stops6h 21m
Delta
Tue 10/275:30 am
LAN
- STL
1 stop4h 45m
Delta
Deal found 6/29![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/16:00 am
STL
- GRR
1 stop5h 50m
United Airlines
Tue 8/412:57 pm
GRR
- STL
1 stop3h 49m
United Airlines
Deal found 6/29![United Airlines logo]()
$339
This American Airlines deal was found by Cheapflights users on 6/28. 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 8/148:07 pm
STL
- AZO
1 stop3h 34m
American Airlines
Mon 8/176:00 am
AZO
- STL
1 stop3h 24m
American Airlines
Deal found 6/28![American Airlines logo]()
$379
Last-minute flights from St. Louis to MichiganDiscover last-minute flight deals from St. Louis to Michigan. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Michigan. Data last updated July 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 7/224:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Thu 7/306:10 am
DTW
- STL
1 stop27h 47m
Frontier
Deal found 6/30![Frontier logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 7/236:34 pm
STL
- DTW
1 stop21h 06m
Frontier
Tue 7/286:10 am
DTW
- STL
1 stop12h 27m
Frontier
Deal found 6/30![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/314:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Mon 8/35:35 pm
DTW
- STL
1 stop25h 02m
Frontier
Deal found 7/3![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/26:34 pm
STL
- DTW
1 stop29h 06m
Frontier
Sun 8/96:10 am
DTW
- STL
1 stop27h 47m
Frontier
Deal found 7/2![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Mon 8/34:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Mon 8/105:35 pm
DTW
- STL
1 stop25h 02m
Frontier
Deal found 7/2![Frontier logo]()
$166
This American Airlines deal was found by Cheapflights users on 7/3. 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 8/46:55 am
STL
- ORD
Nonstop1h 28m
American Airlines
Wed 8/511:00 pm
ORD
- STL
Nonstop1h 14m
American Airlines
Deal found 7/3![American Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/74:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Thu 8/136:10 am
DTW
- STL
1 stop12h 27m
Frontier
Deal found 7/1![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sat 8/84:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Mon 8/105:35 pm
DTW
- STL
1 stop25h 02m
Frontier
Deal found 6/30![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 8/116:34 pm
STL
- DTW
1 stop20h 54m
Frontier
Sat 8/152:56 pm
DTW
- STL
1 stop27h 41m
Frontier
Deal found 6/30![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Thu 8/206:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Mon 8/246:00 am
DTW
- STL
1 stop12h 22m
Frontier
Deal found 7/1![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 8/216:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Mon 8/246:00 am
DTW
- STL
1 stop12h 22m
Frontier
Deal found 7/1![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 8/216:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Sun 8/236:00 am
DTW
- STL
1 stop12h 22m
Frontier
Deal found 6/29![Frontier logo]()
$167
One-way flights from St. Louis to MichiganSearch for one-way flight options from St. Louis to Michigan. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
Search for one-way flight options from St. Louis to Michigan. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
This Southwest deal was found by Cheapflights users on 6/30. 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.
Wed 7/225:40 am
STL
- MDW
Nonstop1h 05m
Southwest
Deal found 6/30![Southwest logo]()
$59
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/299:30 am
STL
- ORD
Nonstop1h 37m
United Airlines
Deal found 7/1![United Airlines logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 7/2. 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.
Fri 8/286:17 pm
STL
- DTW
1 stop5h 47m
Frontier
Deal found 7/2![Frontier logo]()
$71
This Trip.com deal was found by Cheapflights users on 6/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Deal found 6/30![Frontier logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/54:57 pm
STL
- DTW
1 stop6h 43m
Frontier
Deal found 7/2![Frontier logo]()
$74
This Southwest deal was found by Cheapflights users on 7/1. 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.
Sat 8/296:45 am
STL
- MDW
2 stops6h 20m
Southwest
Deal found 7/1![Southwest logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/276:17 pm
STL
- DTW
1 stop29h 47m
Frontier
Deal found 7/3![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 8/104:57 pm
STL
- DTW
1 stop19h 36m
Frontier
Deal found 7/1![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Sat 8/84:57 pm
STL
- DTW
1 stop19h 36m
Frontier
Deal found 6/30![Frontier logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Fri 11/1310:35 am
STL
- DTW
1 stop27h 04m
Frontier
Deal found 7/1![Frontier logo]()
$78
This Delta deal was found by Cheapflights users on 6/30. 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.
Sat 8/296:30 am
STL
- MDW
1 stop6h 09m
Delta
Deal found 6/30![Delta logo]()
$79
This Delta deal was found by Cheapflights users on 6/30. 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 7/286:30 am
STL
- ORD
1 stop6h 33m
Delta
Deal found 6/30![Delta logo]()
$79
Find flight deals from St. Louis to Michigan
Keep the following information in mind while searching for St. Louis to Michigan flight deals. Data was last updated July 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $143 (Kiwi.com) |
One-way from | $59 (Southwest) |
Popular in | February |
Cheapest in | July |
Average price | $177 |
Good round-trip deal | $361 or less |
Good one-way deal | $222 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Michigan 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 July 3, 2026.
Use the filters below to find and compare flights from St. Louis to Michigan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Sat 8/29
6:54 pm-8:30 pm
Nonstop1h 36m
Chicago O'Hare Intl
Sun 8/30
9:30 pm-10:59 pm
Nonstop1h 29m
$227
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Sat 8/15
6:54 pm-8:30 pm
Nonstop1h 36m
Chicago O'Hare Intl
Sun 8/16
7:05 am-8:39 am
Nonstop1h 34m
$227
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Fri 7/31
4:09 pm-11:10 pm
1 stop7h 01m
Chicago O'Hare Intl
Wed 8/5
5:13 pm-11:59 pm
1 stop6h 46m
$235
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 8/29
8:25 am-9:30 am
Nonstop1h 05m
Chicago Midway
Sun 8/30
7:10 am-11:50 am
1 stop4h 40m
$237
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Fri 7/31
7:56 pm-9:33 pm
Nonstop1h 37m
Chicago O'Hare Intl
Wed 8/5
11:00 pm-12:14 am
Nonstop1h 14m
$238
St. LouisChicago
STL - MDW
STLMDW
Lambert-St Louis
Sat 8/8
6:45 am-1:05 pm
2 stops6h 20m
Chicago Midway
Mon 8/10
5:30 pm-10:05 pm
1 stop4h 35m
$243
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Wed 7/22
5:40 am-10:00 am
1 stop3h 20m
Detroit Metropolitan Wayne County
Tue 7/28
6:30 pm-7:05 pm
Nonstop1h 35m
$245
St. LouisDetroit
STL - DTW
STLDTW
Lambert-St Louis
Sat 8/8
10:15 am-12:45 pm
Nonstop1h 30m
Detroit Metropolitan Wayne County
Mon 8/10
6:55 am-7:45 am
Nonstop1h 50m
$248
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Sat 8/29
6:30 am-10:42 am
1 stop4h 12m
Chicago O'Hare Intl
Sun 8/30
6:59 am-1:14 pm
1 stop6h 15m
$257
St. LouisChicago
STL - ORD
STLORD
Lambert-St Louis
Tue 12/1
2:18 pm-8:24 pm
1 stop6h 06m
Chicago O'Hare Intl
Fri 1/1
1:35 pm-8:37 pm
1 stop7h 02m
$257
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Michigan
Have a flexible travel schedule? Discover the best time to fly to Michigan from St. Louis with our price prediction graph.
STL-MDW
STL-ORD
STL-GRR
STL-DTW
STL-AZO
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 Michigan
STL-USMI
STL-MDW
STL-ORD
STL-GRR
STL-DTW
What is the cheapest month to book a flight from St. Louis to Michigan?
Currently, August is the cheapest month in which you can book a flight from St. Louis to Michigan (average of $27). Flying from St. Louis to Michigan in December is currently the most expensive (average of $217). 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 STL to MI?
Find hourly flight availability from St. Louis to Michigan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 65% on flights from St. Louis to Michigan by exploring options for tickets in the evening.
Weekly flight availability from St. Louis to Michigan
Explore weekly flight availability from St. Louis to Michigan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2026.
The most flights from STL to USMI are scheduled on a Thursday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from St. Louis to Michigan?
How far ahead should I book a flight from St. Louis to Michigan?
To ensure you get the cheapest price possible for a flight from St. Louis to Michigan, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from St. Louis to Michigan?
Use this chart to determine the cheapest time to fly round-trip from St. Louis to Michigan. Price data was last updated on June 27, 2026.
Travelers seeking maximum savings on their St. Louis to Michigan flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Michigan
Get insights into the airlines that provide service to Michigan. 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 Michigan. Reviews last updated July 3, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from St. Louis to Michigan by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Michigan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for St. Louis to Michigan
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Complete your trip
Complete your trip to Michigan by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Michigan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Michigan flights
Browse other St. Louis and Michigan flight options. Last updated on July 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
St. Louis to Michigan flights
Consider these flights traveling from St. Louis to Michigan.
Top 5 airlines flying from St. Louis to Michigan
Discover the top 5 airlines that operate flights from St. Louis to Michigan. 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 July 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$93 | Average$345 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$119 | Average$319 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$182 | Average$345 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$200 | Average$411 | FlexibilityNo cancel fee | On-time69% |