$129+ Cheap flights from St. Louis (STL) to Wisconsin
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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MKE
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Wisconsin 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 WisconsinExplore the most affordable flight options available from St. Louis to Wisconsin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from St. Louis to Wisconsin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This American Airlines deal was found by Cheapflights users on 10/15. 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 11/148:15 pm -
1 stop3h 52m
Sat 11/216:17 pm -
1 stop3h 57m
Deal found 10/15![American Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 10/16. 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.
Mon 12/146:03 am -
1 stop4h 16m
Mon 12/216:40 am -
1 stop3h 55m
Deal found 10/16![Delta logo]()
$292
This Southwest deal was found by Cheapflights users on 10/15. 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 12/189:50 pm -
Nonstop1h 15m
Sun 12/203:40 pm -
Nonstop1h 20m
Deal found 10/15![Southwest logo]()
$311
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/76:50 pm -
1 stop4h 17m
Sun 11/88:15 am -
1 stop3h 55m
Deal found 10/14![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/71:08 pm -
1 stop3h 44m
Sun 11/85:55 pm -
1 stop3h 45m
Deal found 10/14![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/226:58 pm -
1 stop4h 01m
Tue 12/297:00 am -
1 stop3h 42m
Deal found 10/17![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 10/16. 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 12/189:50 pm -
Nonstop1h 20m
Sat 12/195:40 am -
2 stops9h 25m
Deal found 10/16![Southwest logo]()
$326
This Trip.com deal was found by Cheapflights users on 10/18. 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.
Thu 11/194:26 pm -
1 stop25h 00m
Sun 11/226:11 pm -
1 stop18h 14m
Deal found 10/18![Frontier logo]()
$328
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/16:50 pm -
1 stop4h 17m
Sun 11/85:00 am -
1 stop3h 55m
Deal found 10/18![United Airlines logo]()
$329
This Southwest deal was found by Cheapflights users on 10/16. 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 11/1410:35 am -
Nonstop1h 15m
Sat 11/217:45 am -
Nonstop1h 25m
Deal found 10/16![Southwest logo]()
$332
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/36:50 pm -
1 stop4h 17m
Sat 11/75:43 pm -
1 stop3h 57m
Deal found 10/18![United Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/3011:31 am -
1 stop6h 04m
Tue 11/36:18 pm -
1 stop5h 41m
Deal found 10/15![American Airlines logo]()
$337
Best flights from St. Louis to WisconsinDiscover carefully curated flight deals from St. Louis to Wisconsin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from St. Louis to Wisconsin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Southwest deal was found by Cheapflights users on 10/18. 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 1/2012:30 pm -
1 stop7h 45m
Thu 1/217:30 am -
1 stop6h 20m
Deal found 10/18![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 10/16. 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 1/87:21 am -
1 stop3h 37m
Mon 1/116:39 pm -
1 stop3h 55m
Deal found 10/16![American Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/76:50 pm -
1 stop4h 17m
Sun 11/88:15 am -
1 stop3h 55m
Deal found 10/14![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 10/17. 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 11/289:45 am -
1 stop6h 34m
Mon 11/305:38 pm -
1 stop5h 44m
Deal found 10/17![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 10/18. 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 1/198:25 am -
Nonstop1h 15m
Thu 1/217:45 am -
Nonstop1h 35m
Deal found 10/18![Southwest logo]()
$265
This American Airlines deal was found by Cheapflights users on 10/15. 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 11/148:15 pm -
1 stop3h 52m
Sat 11/216:17 pm -
1 stop3h 57m
Deal found 10/15![American Airlines logo]()
$292
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/71:08 pm -
1 stop3h 44m
Sun 11/85:55 pm -
1 stop3h 45m
Deal found 10/14![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 10/18. 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 1/203:45 pm -
1 stop4h 55m
Fri 1/2210:55 am -
1 stop7h 15m
Deal found 10/18![Southwest logo]()
$292
This Delta deal was found by Cheapflights users on 10/15. 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 10/306:21 am -
1 stop3h 52m
Tue 11/310:53 am -
1 stop3h 52m
Deal found 10/15![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 10/17. 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 11/116:00 am -
1 stop3h 28m
Sun 11/152:40 pm -
1 stop4h 42m
Deal found 10/17![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/227:18 am -
1 stop4h 23m
Fri 1/16:06 am -
1 stop4h 36m
Deal found 10/17![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 10/16. 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 11/146:40 am -
1 stop5h 56m
Sat 11/219:35 am -
1 stop6h 12m
Deal found 10/16![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/226:58 pm -
1 stop4h 01m
Tue 12/297:00 am -
1 stop3h 42m
Deal found 10/17![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 10/15. 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 12/189:50 pm -
Nonstop1h 15m
Sun 12/204:10 pm -
1 stop7h 45m
Deal found 10/15![Southwest logo]()
$321
This American Airlines deal was found by Cheapflights users on 10/18. 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 11/37:26 am -
1 stop3h 27m
Sat 11/711:23 am -
1 stop5h 23m
Deal found 10/18![American Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 10/16. 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 11/1410:35 am -
Nonstop1h 15m
Sat 11/217:45 am -
Nonstop1h 25m
Deal found 10/16![Southwest logo]()
$332
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/305:00 am -
1 stop4h 22m
Tue 11/36:54 pm -
1 stop5h 05m
Deal found 10/15![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/310:53 am -
1 stop3h 46m
Sat 11/76:15 am -
1 stop4h 22m
Deal found 10/19![United Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/15. 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 2/61:17 pm -
1 stop3h 44m
Tue 2/96:36 am -
1 stop5h 37m
Deal found 10/15![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 10/17. 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 12/225:16 pm -
1 stop3h 53m
Fri 1/14:52 pm -
1 stop4h 49m
Deal found 10/17![Delta logo]()
$449
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/710:23 am -
2 stops9h 36m
Sun 11/82:40 pm -
1 stop4h 42m
Deal found 10/14![American Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 10/14. 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 10/303:20 pm -
1 stop6h 55m
Tue 11/34:15 pm -
1 stop5h 40m
Deal found 10/14![Southwest logo]()
$395
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/247:30 am -
1 stop4h 45m
Sun 11/296:15 am -
1 stop5h 55m
Deal found 10/14![United Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 10/17. 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 11/157:15 pm -
1 stop3h 00m
Sun 11/228:00 pm -
1 stop3h 55m
Deal found 10/17![Southwest logo]()
$395
This United Airlines deal was found by Cheapflights users on 10/16. 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 2/69:05 am -
1 stop5h 47m
Tue 2/96:15 am -
1 stop5h 58m
Deal found 10/16![United Airlines logo]()
$409
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/307:29 am -
1 stop3h 31m
Tue 11/311:38 am -
2 stops8h 41m
Deal found 10/15![American Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 10/15. 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 10/306:50 pm -
1 stop4h 17m
Tue 11/35:43 pm -
1 stop3h 57m
Deal found 10/15![United Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Sun 11/18:15 pm -
1 stop3h 52m
Thu 11/56:18 pm -
1 stop5h 37m
Deal found 10/17![American Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 10/16. 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 10/316:50 pm -
1 stop4h 17m
Wed 11/45:43 pm -
1 stop5h 41m
Deal found 10/16![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/16. 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 10/318:30 am -
1 stop4h 16m
Wed 11/46:15 am -
1 stop4h 17m
Deal found 10/16![United Airlines logo]()
$439
Last-minute flights from St. Louis to WisconsinDiscover last-minute flight deals from St. Louis to Wisconsin. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Wisconsin. Data last updated October 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/3011:31 am -
1 stop6h 04m
Tue 11/36:18 pm -
1 stop5h 41m
Deal found 10/15![American Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 10/15. 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 10/306:21 am -
1 stop3h 52m
Tue 11/310:53 am -
1 stop3h 52m
Deal found 10/15![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/305:00 am -
1 stop4h 22m
Tue 11/36:54 pm -
1 stop5h 05m
Deal found 10/15![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/16:50 pm -
1 stop4h 17m
Sun 11/85:00 am -
1 stop3h 55m
Deal found 10/18![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/36:50 pm -
1 stop4h 17m
Sat 11/75:43 pm -
1 stop3h 57m
Deal found 10/18![United Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/76:50 pm -
1 stop4h 17m
Sun 11/88:15 am -
1 stop3h 55m
Deal found 10/14![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/71:08 pm -
1 stop3h 44m
Sun 11/85:55 pm -
1 stop3h 45m
Deal found 10/14![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/135:01 am -
1 stop4h 27m
Fri 11/205:40 am -
1 stop4h 54m
Deal found 10/14![American Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 10/15. 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 11/148:15 pm -
1 stop3h 52m
Sat 11/216:17 pm -
1 stop3h 57m
Deal found 10/15![American Airlines logo]()
$292
This Southwest deal was found by Cheapflights users on 10/16. 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 11/1410:35 am -
Nonstop1h 15m
Sat 11/217:45 am -
Nonstop1h 25m
Deal found 10/16![Southwest logo]()
$332
This Delta deal was found by Cheapflights users on 10/16. 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 11/146:40 am -
1 stop5h 56m
Sat 11/219:35 am -
1 stop6h 12m
Deal found 10/16![Delta logo]()
$347
This Trip.com deal was found by Cheapflights users on 10/18. 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.
Thu 11/194:26 pm -
1 stop25h 00m
Sun 11/226:11 pm -
1 stop18h 14m
Deal found 10/18![Frontier logo]()
$328
One-way flights from St. Louis to WisconsinSearch for one-way flight options from St. Louis to Wisconsin. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from St. Louis to Wisconsin. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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 12/306:20 am -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$129
This Southwest deal was found by Cheapflights users on 10/19. 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 12/309:50 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Southwest logo]()
$133
This Delta deal was found by Cheapflights users on 10/15. 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 11/46:47 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Delta logo]()
$154
This Southwest deal was found by Cheapflights users on 10/15. 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 12/188:20 am -
Nonstop1h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Southwest logo]()
$156
This CheapOair deal was found by Cheapflights users on 10/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:30 pm -
1 stop16h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Frontier logo]()
$161
This Southwest deal was found by Cheapflights users on 10/15. 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 11/198:15 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Southwest logo]()
$177
This Trip.com deal was found by Cheapflights users on 10/15. 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.
Sun 12/66:20 pm -
1 stop22h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$182
This CheapOair deal was found by Cheapflights users on 10/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:30 pm -
1 stop16h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Frontier logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/1212:14 pm -
3 stops45h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 11/197:24 pm -
2 stops38h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$213
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/206:50 pm -
1 stop4h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 1/207:02 pm -
2 stops22h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$245
Find flight deals from St. Louis to Wisconsin
Keep the following information in mind while searching for St. Louis to Wisconsin flight deals. Data was last updated October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Southwest) |
One-way from | $129 (Delta) |
Popular in | January |
Cheapest in | April |
Average price | $367 |
Good round-trip deal | $386 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Wisconsin 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 19, 2026.
Use the filters below to find and compare flights from St. Louis to Wisconsin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisMilwaukee
STL Lambert-St Louis - MKE Milwaukee-Mitchell
STLMKE
Lambert-St Louis
Fri 12/18
8:20 am-9:30 am
Nonstop1h 10m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$156
St. LouisMilwaukee
STL Lambert-St Louis - MKE Milwaukee-Mitchell
STLMKE
Lambert-St Louis
Thu 11/19
8:15 pm-9:30 pm
Nonstop1h 15m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$177
St. LouisMilwaukee
STL Lambert-St Louis - MKE Milwaukee-Mitchell
STLMKE
Lambert-St Louis
Mon 10/26
4:30 pm-9:16 am
1 stop16h 46m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$195
St. LouisMilwaukee
STL Lambert-St Louis - MKE Milwaukee-Mitchell
STLMKE
Lambert-St Louis
Tue 11/3
6:47 am-12:44 pm
1 stop5h 57m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$198
St. LouisMilwaukee
STL Lambert-St Louis - MKE Milwaukee-Mitchell
STLMKE
Lambert-St Louis
Fri 1/1
8:05 am-1:56 pm
1 stop5h 51m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$198
St. LouisMilwaukee
STL Lambert-St Louis - MKE Milwaukee-Mitchell
STLMKE
Lambert-St Louis
Wed 12/30
4:10 pm-11:40 pm
2 stops7h 30m
Milwaukee-Mitchell
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$203
St. LouisMadison
STL Lambert-St Louis - MSN Madison Truax Field
STLMSN
Lambert-St Louis
Thu 11/12
12:14 pm-9:58 am
3 stops45h 44m
Madison Truax Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$212
St. LouisMadison
STL Lambert-St Louis - MSN Madison Truax Field
STLMSN
Lambert-St Louis
Sat 11/21
6:50 pm-11:07 pm
1 stop4h 17m
Madison Truax Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$243
St. LouisMadison
STL Lambert-St Louis - MSN Madison Truax Field
STLMSN
Lambert-St Louis
Fri 11/20
6:50 pm-11:07 pm
1 stop4h 17m
Madison Truax Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$243
St. LouisMadison
STL Lambert-St Louis - MSN Madison Truax Field
STLMSN
Lambert-St Louis
Wed 1/20
7:02 pm-5:20 pm
2 stops22h 18m
Madison Truax Field
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$245
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Wisconsin
Have a flexible travel schedule? Discover the best time to fly to Wisconsin from St. Louis with our price prediction graph.
STL-ATW
STL-MSN
STL-GRB
STL-MKE
STL-CWA
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 Wisconsin
STL-USWI
STL-ATW
STL-MSN
STL-GRB
STL-MKE
What is the cheapest month to book a flight from St. Louis to Wisconsin?
Currently, February is the cheapest month in which you can book a flight from St. Louis to Wisconsin (average of $336). Flying from St. Louis to Wisconsin in January is currently the most expensive (average of $567). 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 WI?
Find hourly flight availability from St. Louis to Wisconsin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 19, 2026.
When flying from St. Louis to Wisconsin, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 55% versus a flight in the evening.
How much does it cost to fly round-trip from St. Louis to Wisconsin?
Airfare is below average for this route at the moment.
St. Louis to Wisconsin flights typically cost between $350 and $645 in January.The cheapest round-trip price found within the last 5 days was $257 on Southwest (Jan 19-Jan 21).
Reviews of airlines servicing Wisconsin
Get insights into the airlines that provide service to Wisconsin. 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 Wisconsin. Reviews last updated October 19, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from St. Louis to Wisconsin 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.
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
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Alternative routes for St. Louis to Wisconsin
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Complete your trip
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St. Louis and Wisconsin flights
Browse other St. Louis and Wisconsin flight options. Last updated on October 19, 2026.
Popular flight searches
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St. Louis to Wisconsin flights
Consider these flights traveling from St. Louis to Wisconsin.
Top 3 airlines flying from St. Louis to Wisconsin
Discover the top 3 airlines that operate flights from St. Louis to Wisconsin. 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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$117 | Average$366 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$228 | Average$379 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$406 | FlexibilityNo cancel fee | On-time63% |