$59+ Cheap flights from Wisconsin to St. Louis (STL)
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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — STL
May 9 — May 161
Round-trip
1 adult, Economy
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Find cheap flights from Wisconsin 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
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Cheapest flights from Wisconsin to St. LouisExplore the most affordable flight options available from Wisconsin to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
Explore the most affordable flight options available from Wisconsin to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
This Frontier deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:21 pm
MKE
- STL
1 stop10h 58m
Frontier
Mon 5/44:59 pm
STL
- MKE
1 stop16h 02m
Frontier
Deal found 4/7![Frontier logo]()
$161
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:34 am
MSP
- STL
1 stop12h 45m
Frontier
Sat 5/24:59 pm
STL
- MSP
1 stop16h 40m
Frontier
Deal found 4/7![Frontier logo]()
$171
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:05 am
MSP
- STL
1 stop5h 00m
Southwest
Thu 5/145:40 am
STL
- MSP
1 stop4h 00m
Southwest
Deal found 4/8![Southwest logo]()
$174
This Trip.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:29 pm
MKE
- STL
1 stop25h 03m
Frontier
Sun 4/264:59 pm
STL
- MKE
1 stop18h 27m
Frontier
Deal found 4/6![Frontier logo]()
$179
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:50 am
MSP
- STL
2 stops9h 20m
Southwest
Wed 5/65:35 am
STL
- MSP
1 stop3h 50m
Southwest
Deal found 4/7![Southwest logo]()
$179
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:05 am
MSP
- STL
2 stops11h 55m
Southwest
Sat 5/302:05 pm
STL
- MSP
2 stops8h 30m
Southwest
Deal found 4/8![Southwest logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:28 am
ORD
- STL
1 stop19h 22m
Multiple Airlines
Fri 5/18:23 pm
STL
- ORD
2 stops19h 00m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:39 pm
MSP
- STL
Nonstop1h 34m
Delta
Thu 5/78:53 am
STL
- MSP
Nonstop1h 37m
Delta
Deal found 4/6![Delta logo]()
$191
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:18 pm
ORD
- STL
Nonstop1h 23m
American Airlines
Mon 5/44:30 pm
STL
- ORD
Nonstop1h 40m
American Airlines
Deal found 4/8![American Airlines logo]()
$191
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:20 pm
ORD
- STL
Nonstop1h 32m
American Airlines
Sat 5/308:02 pm
STL
- ORD
Nonstop1h 43m
American Airlines
Deal found 4/8![American Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:28 am
ORD
- STL
2 stops11h 51m
Multiple Airlines
Mon 5/48:23 pm
STL
- ORD
1 stop11h 32m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/910:14 am
MSP
- STL
1 stop9h 09m
Frontier
Fri 5/159:18 pm
STL
- MSP
2 stops12h 01m
Frontier
Deal found 4/7![Frontier logo]()
$196
Best flights from Wisconsin to St. LouisDiscover carefully curated flight deals from Wisconsin to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
Discover carefully curated flight deals from Wisconsin to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/257:25 am
MSP
- STL
Nonstop1h 30m
Southwest
Mon 4/279:45 pm
STL
- MSP
Nonstop1h 35m
Southwest
Deal found 4/4![Southwest logo]()
$191
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/511:15 am
ORD
- STL
1 stop5h 48m
American Airlines
Tue 5/127:05 am
STL
- ORD
Nonstop1h 31m
American Airlines
Deal found 4/8![American Airlines logo]()
$197
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/169:20 pm
ORD
- STL
Nonstop1h 25m
United Airlines
Tue 5/197:09 pm
STL
- ORD
Nonstop1h 31m
United Airlines
Deal found 4/5![United Airlines logo]()
$224
This Delta deal was found by Cheapflights users on 4/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:48 pm
MKE
- STL
1 stop5h 25m
Delta
Sat 5/212:23 pm
STL
- MKE
1 stop4h 31m
Delta
Deal found 4/4![Delta logo]()
$233
This Southwest deal was found by Cheapflights users on 4/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:05 am
MSP
- STL
Nonstop1h 30m
Southwest
Sat 5/27:05 am
STL
- MSP
1 stop7h 05m
Southwest
Deal found 4/3![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:40 pm
MKE
- STL
Nonstop1h 20m
Southwest
Thu 4/308:35 am
STL
- MKE
Nonstop1h 15m
Southwest
Deal found 4/4![Southwest logo]()
$205
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:10 am
ORD
- STL
1 stop4h 46m
Delta
Wed 5/612:23 pm
STL
- ORD
2 stops8h 17m
Delta
Deal found 4/7![Delta logo]()
$252
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:40 pm
MSP
- STL
1 stop8h 10m
Southwest
Mon 5/118:25 am
STL
- MSP
1 stop7h 20m
Southwest
Deal found 4/4![Southwest logo]()
$211
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:51 pm
MSP
- STL
1 stop4h 05m
United Airlines
Wed 5/68:30 pm
STL
- MSP
1 stop4h 08m
United Airlines
Deal found 4/7![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/274:15 pm
ORD
- STL
1 stop6h 25m
Southwest
Thu 4/308:25 am
STL
- ORD
1 stop6h 35m
Southwest
Deal found 4/6![Southwest logo]()
$211
This Delta deal was found by Cheapflights users on 4/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:36 pm
ORD
- STL
2 stops9h 37m
Delta
Mon 5/44:41 pm
STL
- ORD
1 stop4h 44m
Delta
Deal found 4/4![Delta logo]()
$259
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:24 pm
MSN
- STL
1 stop3h 22m
American Airlines
Wed 5/135:51 am
STL
- MSN
1 stop3h 57m
American Airlines
Deal found 4/8![American Airlines logo]()
$291
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:20 pm
MKE
- STL
Nonstop1h 20m
Southwest
Sat 5/210:35 am
STL
- MKE
Nonstop1h 15m
Southwest
Deal found 4/4![Southwest logo]()
$213
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:33 pm
ATW
- STL
1 stop4h 06m
United Airlines
Tue 5/57:09 pm
STL
- ATW
1 stop3h 56m
United Airlines
Deal found 4/6![United Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:51 pm
GRB
- STL
1 stop5h 03m
American Airlines
Sat 5/238:02 pm
STL
- GRB
1 stop3h 51m
American Airlines
Deal found 4/7![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/83:15 pm
MKE
- STL
1 stop7h 20m
Southwest
Wed 6/108:30 am
STL
- MKE
Nonstop1h 15m
Southwest
Deal found 4/7![Southwest logo]()
$215
This Delta deal was found by Cheapflights users on 4/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:24 am
ORD
- STL
1 stop4h 08m
Delta
Sun 5/246:21 am
STL
- ORD
2 stops6h 35m
Delta
Deal found 4/5![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/115:26 pm
GRB
- STL
1 stop3h 50m
United Airlines
Sun 6/146:00 am
STL
- GRB
1 stop4h 01m
United Airlines
Deal found 4/4![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:39 pm
ATW
- STL
1 stop6h 57m
American Airlines
Mon 6/87:00 am
STL
- ATW
1 stop3h 28m
American Airlines
Deal found 4/6![American Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:40 am
MKE
- STL
1 stop7h 05m
Southwest
Thu 5/148:35 am
STL
- MKE
Nonstop1h 15m
Southwest
Deal found 4/8![Southwest logo]()
$223
This Delta deal was found by Cheapflights users on 4/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:30 am
MSN
- STL
1 stop4h 02m
Delta
Fri 5/225:36 pm
STL
- MSN
1 stop3h 51m
Delta
Deal found 4/4![Delta logo]()
$300
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:33 am
ATW
- STL
1 stop5h 13m
United Airlines
Sun 8/96:00 am
STL
- ATW
1 stop3h 58m
United Airlines
Deal found 4/5![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:42 am
GRB
- STL
2 stops7h 39m
American Airlines
Thu 5/287:30 am
STL
- GRB
2 stops6h 55m
American Airlines
Deal found 4/8![American Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 4/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:36 pm
ORD
- STL
2 stops9h 37m
Delta
Fri 5/86:21 am
STL
- ORD
2 stops6h 40m
Delta
Deal found 4/4![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/203:47 pm
ATW
- STL
1 stop5h 29m
United Airlines
Mon 6/296:00 am
STL
- ATW
1 stop3h 58m
United Airlines
Deal found 4/5![United Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 4/5. 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.
Wed 5/205:50 am
MKE
- STL
2 stops7h 00m
Southwest
Wed 5/272:30 pm
STL
- MKE
2 stops7h 15m
Southwest
Deal found 4/5![Southwest logo]()
$235
This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:40 am
GRB
- STL
2 stops7h 42m
American Airlines
Mon 5/45:21 pm
STL
- GRB
1 stop4h 37m
American Airlines
Deal found 4/5![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:30 pm
MSN
- STL
1 stop4h 43m
Delta
Mon 5/45:35 pm
STL
- MSN
1 stop5h 16m
Delta
Deal found 4/6![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:51 pm
GRB
- STL
2 stops8h 42m
American Airlines
Sat 9/128:07 pm
STL
- GRB
1 stop3h 00m
American Airlines
Deal found 4/7![American Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:20 am
MSP
- STL
2 stops7h 30m
Southwest
Tue 5/263:10 pm
STL
- MSP
2 stops7h 55m
Southwest
Deal found 4/4![Southwest logo]()
$248
Last-minute flights from Wisconsin to St. LouisDiscover last-minute flight deals from Wisconsin to St. Louis. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Wisconsin to St. Louis. Data last updated April 9, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:29 pm
MKE
- STL
1 stop25h 03m
Frontier
Sun 4/264:59 pm
STL
- MKE
1 stop18h 27m
Frontier
Deal found 4/6![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:28 am
ORD
- STL
1 stop19h 22m
Multiple Airlines
Fri 5/18:23 pm
STL
- ORD
2 stops19h 00m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$190
This Frontier deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:21 pm
MKE
- STL
1 stop10h 58m
Frontier
Mon 5/44:59 pm
STL
- MKE
1 stop16h 02m
Frontier
Deal found 4/7![Frontier logo]()
$161
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:34 am
MSP
- STL
1 stop12h 45m
Frontier
Sat 5/24:59 pm
STL
- MSP
1 stop16h 40m
Frontier
Deal found 4/7![Frontier logo]()
$171
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/303:18 pm
ORD
- STL
Nonstop1h 23m
American Airlines
Mon 5/44:30 pm
STL
- ORD
Nonstop1h 40m
American Airlines
Deal found 4/8![American Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:28 am
ORD
- STL
2 stops11h 51m
Multiple Airlines
Mon 5/48:23 pm
STL
- ORD
1 stop11h 32m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$193
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:50 am
MSP
- STL
2 stops9h 20m
Southwest
Wed 5/65:35 am
STL
- MSP
1 stop3h 50m
Southwest
Deal found 4/7![Southwest logo]()
$179
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:39 pm
MSP
- STL
Nonstop1h 34m
Delta
Thu 5/78:53 am
STL
- MSP
Nonstop1h 37m
Delta
Deal found 4/6![Delta logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/910:14 am
MSP
- STL
1 stop9h 09m
Frontier
Fri 5/159:18 pm
STL
- MSP
2 stops12h 01m
Frontier
Deal found 4/7![Frontier logo]()
$196
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:05 am
MSP
- STL
1 stop5h 00m
Southwest
Thu 5/145:40 am
STL
- MSP
1 stop4h 00m
Southwest
Deal found 4/8![Southwest logo]()
$174
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:20 pm
ORD
- STL
Nonstop1h 32m
American Airlines
Sat 5/308:02 pm
STL
- ORD
Nonstop1h 43m
American Airlines
Deal found 4/8![American Airlines logo]()
$192
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:05 am
MSP
- STL
2 stops11h 55m
Southwest
Sat 5/302:05 pm
STL
- MSP
2 stops8h 30m
Southwest
Deal found 4/8![Southwest logo]()
$190
One-way flights from Wisconsin to St. LouisSearch for one-way flight options from Wisconsin to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
Search for one-way flight options from Wisconsin to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This Southwest deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:50 am
MSP
- STL
Nonstop1h 30m
Southwest
Deal found 4/8![Southwest logo]()
$59
This American Airlines deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:30 pm
ORD
- STL
Nonstop1h 16m
American Airlines
Deal found 4/8![American Airlines logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:28 am
ORD
- STL
1 stop19h 22m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$66
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:40 pm
ORD
- STL
1 stop4h 35m
Southwest
Deal found 4/6![Southwest logo]()
$69
This Frontier deal was found by Cheapflights users on 4/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:57 am
MSP
- STL
1 stop6h 19m
Frontier
Deal found 4/4![Frontier logo]()
$70
This Frontier deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:30 pm
ORD
- STL
1 stop6h 51m
Frontier
Deal found 4/7![Frontier logo]()
$70
This Southwest deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:55 am
ORD
- STL
2 stops7h 30m
Southwest
Deal found 4/6![Southwest logo]()
$74
This Priceline deal was found by Cheapflights users on 4/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/412:21 pm
MKE
- STL
1 stop10h 58m
Frontier
Deal found 4/5![Frontier logo]()
$76
This Frontier deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:49 am
MSP
- STL
1 stop13h 30m
Frontier
Deal found 4/6![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:15 am
ORD
- STL
1 stop25h 40m
Frontier
Deal found 4/5![Frontier logo]()
$76
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:15 am
ORD
- STL
1 stop6h 41m
Delta
Deal found 4/6![Delta logo]()
$79
This CheapOair deal was found by Cheapflights users on 4/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:39 pm
MSP
- STL
1 stop21h 44m
Frontier
Deal found 4/4![Frontier logo]()
$82
Find flight deals from Wisconsin to St. Louis
Keep the following information in mind while searching for Wisconsin to St. Louis flight deals. Data was last updated April 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Frontier) |
One-way from | $59 (Southwest) |
Popular in | December |
Cheapest in | August |
Average price | $355 |
Good round-trip deal | $376 or less |
Good one-way deal | $193 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Wisconsin 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 2,558,603 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from Wisconsin to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MinneapolisSt. Louis
MSP - STL
MSPSTL
Minneapolis St Paul
Sat 4/25
7:25 am-8:55 am
Nonstop1h 30m
Lambert-St Louis
Mon 4/27
9:45 pm-11:20 pm
Nonstop1h 35m
$191
ChicagoSt. Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Tue 5/5
11:15 am-5:03 pm
1 stop5h 48m
Lambert-St Louis
Tue 5/12
7:05 am-8:36 am
Nonstop1h 31m
$197
MinneapolisSt. Louis
MSP - STL
MSPSTL
Minneapolis St Paul
Thu 4/30
8:05 am-9:35 am
Nonstop1h 30m
Lambert-St Louis
Sat 5/2
7:05 am-2:10 pm
1 stop7h 05m
$201
Quickest round-trip
MilwaukeeSt. Louis
MKE - STL
MKESTL
Milwaukee-Mitchell
Tue 4/28
4:40 pm-6:00 pm
Nonstop1h 20m
Lambert-St Louis
Thu 4/30
8:35 am-9:50 am
Nonstop1h 15m
$205
MinneapolisSt. Louis
MSP - STL
MSPSTL
Minneapolis St Paul
Mon 5/4
3:40 pm-11:50 pm
1 stop8h 10m
Lambert-St Louis
Mon 5/11
8:25 am-3:45 pm
1 stop7h 20m
$211
ChicagoSt. Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Mon 4/27
4:15 pm-10:40 pm
1 stop6h 25m
Lambert-St Louis
Thu 4/30
8:25 am-3:00 pm
1 stop6h 35m
$211
MilwaukeeSt. Louis
MKE - STL
MKESTL
Milwaukee-Mitchell
Thu 4/30
5:20 pm-6:40 pm
Nonstop1h 20m
Lambert-St Louis
Sat 5/2
10:35 am-11:50 am
Nonstop1h 15m
$213
MilwaukeeSt. Louis
MKE - STL
MKESTL
Milwaukee-Mitchell
Mon 6/8
3:15 pm-10:35 pm
1 stop7h 20m
Lambert-St Louis
Wed 6/10
8:30 am-9:45 am
Nonstop1h 15m
$215
MilwaukeeSt. Louis
MKE - STL
MKESTL
Milwaukee-Mitchell
Thu 5/7
6:40 am-1:45 pm
1 stop7h 05m
Lambert-St Louis
Thu 5/14
8:35 am-9:50 am
Nonstop1h 15m
$223
ChicagoSt. Louis
ORD - STL
ORDSTL
Chicago O'Hare Intl
Sat 5/16
9:20 pm-10:45 pm
Nonstop1h 25m
Lambert-St Louis
Tue 5/19
7:09 pm-8:40 pm
Nonstop1h 31m
$224
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Wisconsin to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Wisconsin with our price prediction graph.
MKE-STL
MSP-STL
ORD-STL
MSN-STL
ATW-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 Wisconsin to St. Louis
USWI-STL
MKE-STL
MSP-STL
ORD-STL
MSN-STL
What is the cheapest month to book a flight from Wisconsin to St. Louis?
Currently, September is the cheapest month in which you can book a flight from Wisconsin to St. Louis (average of $156). Flying from Wisconsin to St. Louis in February is currently the most expensive (average of $268). 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 WI to STL?
Find hourly flight availability from Wisconsin 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 April 9, 2026.
When flying from Wisconsin to St. Louis, 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 15% versus a flight in the morning.
How much does it cost to fly round-trip from Wisconsin to St. Louis?
Related info for your journey
Find useful and relevant information for your journey from Wisconsin 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 locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Wisconsin to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Wisconsin to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Wisconsin and St. Louis flights
Browse other Wisconsin and St. Louis flight options. Last updated on April 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 April 9, 2026.
Wisconsin to St. Louis flights
Consider these flights traveling from Wisconsin to St. Louis.
Top 4 airlines flying from Wisconsin to St. Louis
Discover the top 4 airlines that operate flights from Wisconsin 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 2,558,603 searches. Data last updated April 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$161 | Average$344 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$371 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$213 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$228 | Average$302 | FlexibilityNo cancel fee | On-time71% |