$59+ Cheap flights from Midway (MDW) to St. Louis (STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — STL
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Midway to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Midway to St. Louis
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Best
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Cheapest flights from Midway to St. LouisExplore the most affordable flight options available from Midway to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Midway to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This Delta deal was found by Cheapflights users on 9/2. 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 10/109:29 am -
1 stop6h 08m
Mon 10/126:47 am -
1 stop6h 00m
Deal found 9/2![Delta logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:16 am -
1 stop11h 24m
Fri 10/306:44 pm -
1 stop23h 03m
Deal found 9/4![Frontier logo]()
$175
This Southwest deal was found by Cheapflights users on 9/2. 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 10/107:10 pm -
Nonstop1h 15m
Mon 10/125:25 am -
Nonstop1h 05m
Deal found 9/2![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 11/2011:10 am -
Nonstop1h 10m
Tue 12/12:25 pm -
Nonstop1h 05m
Deal found 9/3![Southwest logo]()
$193
This Trip.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:25 am -
1 stop6h 45m
Mon 9/282:29 pm -
1 stop9h 15m
Deal found 9/4![Frontier logo]()
$198
This Southwest deal was found by Cheapflights users on 9/3. 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.
Tue 9/2912:35 pm -
1 stop4h 10m
Thu 10/110:20 am -
1 stop3h 55m
Deal found 9/3![Southwest logo]()
$208
This Southwest deal was found by Cheapflights users on 9/2. 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.
Tue 10/131:05 pm -
2 stops5h 55m
Sat 10/1711:55 am -
2 stops6h 00m
Deal found 9/2![Southwest logo]()
$218
This Priceline deal was found by Cheapflights users on 9/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:25 am -
1 stop6h 45m
Fri 9/252:29 pm -
1 stop9h 15m
Deal found 9/4![Frontier logo]()
$220
This Frontier deal was found by Cheapflights users on 9/4. 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.
Mon 10/196:15 am -
1 stop11h 25m
Wed 10/216:35 pm -
1 stop5h 08m
Deal found 9/4![Frontier logo]()
$229
Best flights from Midway to St. LouisDiscover carefully curated flight deals from Midway to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Midway to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This Southwest deal was found by Cheapflights users on 9/3. 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.
Tue 9/2912:35 pm -
1 stop4h 10m
Thu 10/110:20 am -
1 stop3h 55m
Deal found 9/3![Southwest logo]()
$208
This Southwest deal was found by Cheapflights users on 9/2. 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.
Thu 10/84:15 pm -
1 stop4h 40m
Thu 10/810:00 pm -
Nonstop1h 10m
Deal found 9/2![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 9/3. 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.
Sun 10/188:15 am -
Nonstop1h 10m
Wed 10/213:35 pm -
2 stops6h 45m
Deal found 9/3![Southwest logo]()
$253
This Southwest deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:05 pm -
Nonstop1h 10m
Mon 10/510:50 am -
Nonstop1h 10m
Deal found 9/6![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:05 pm -
Nonstop1h 10m
Sat 10/312:55 pm -
Nonstop1h 05m
Deal found 9/4![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 9/4. 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.
Fri 9/257:55 am -
Nonstop1h 20m
Mon 9/282:20 pm -
Nonstop1h 10m
Deal found 9/4![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 9/5. 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.
Fri 10/910:05 pm -
Nonstop1h 15m
Mon 10/1210:00 pm -
Nonstop1h 10m
Deal found 9/5![Southwest logo]()
$269
This Southwest deal was found by Cheapflights users on 9/2. 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.
Fri 10/236:25 pm -
1 stop5h 25m
Sun 10/253:55 pm -
1 stop6h 05m
Deal found 9/2![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 9/4. 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 10/36:35 am -
1 stop7h 05m
Sat 10/104:40 pm -
Nonstop1h 05m
Deal found 9/4![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:55 am -
1 stop3h 45m
Tue 10/203:35 pm -
2 stops6h 45m
Deal found 9/5![Southwest logo]()
$290
This Southwest deal was found by Cheapflights users on 9/4. 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.
Fri 10/910:05 pm -
Nonstop1h 15m
Sun 10/115:45 am -
Nonstop1h 05m
Deal found 9/4![Southwest logo]()
$318
Last-minute flights from Midway to St. LouisDiscover last-minute flight deals from Midway to St. Louis. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Midway to St. Louis. Data last updated September 7, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 9/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:25 am -
1 stop6h 45m
Fri 9/252:29 pm -
1 stop9h 15m
Deal found 9/4![Frontier logo]()
$220
This Trip.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:25 am -
1 stop6h 45m
Mon 9/282:29 pm -
1 stop9h 15m
Deal found 9/4![Frontier logo]()
$198
This Southwest deal was found by Cheapflights users on 9/3. 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.
Tue 9/2912:35 pm -
1 stop4h 10m
Thu 10/110:20 am -
1 stop3h 55m
Deal found 9/3![Southwest logo]()
$208
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:50 am -
1 stop6h 20m
Mon 10/126:35 pm -
1 stop5h 08m
Deal found 9/5![Frontier logo]()
$230
This Delta deal was found by Cheapflights users on 9/2. 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 10/109:29 am -
1 stop6h 08m
Mon 10/126:47 am -
1 stop6h 00m
Deal found 9/2![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 9/2. 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 10/107:10 pm -
Nonstop1h 15m
Mon 10/125:25 am -
Nonstop1h 05m
Deal found 9/2![Southwest logo]()
$188
This Southwest deal was found by Cheapflights users on 9/2. 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.
Tue 10/131:05 pm -
2 stops5h 55m
Sat 10/1711:55 am -
2 stops6h 00m
Deal found 9/2![Southwest logo]()
$218
This Frontier deal was found by Cheapflights users on 9/7. 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.
Mon 10/196:15 am -
1 stop11h 25m
Wed 10/216:35 pm -
1 stop5h 08m
Deal found 9/7![Frontier logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:16 am -
1 stop11h 24m
Fri 10/306:44 pm -
1 stop23h 03m
Deal found 9/4![Frontier logo]()
$175
One-way flights from Midway to St. LouisSearch for one-way flight options from Midway to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Midway to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Southwest deal was found by Cheapflights users on 9/3. 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.
Mon 9/288:55 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$59
This CheapOair deal was found by Cheapflights users on 9/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:25 am -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$60
This Trip.com deal was found by Cheapflights users on 9/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:15 am -
1 stop11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$65
This CheapOair deal was found by Cheapflights users on 9/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:21 am -
1 stop11h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$66
This Southwest deal was found by Cheapflights users on 9/4. 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 9/265:55 am -
1 stop4h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$69
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 9/258:55 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$76
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:59 am -
1 stop6h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$79
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:16 am -
1 stop11h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$81
This CheapOair deal was found by Cheapflights users on 9/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:15 am -
1 stop11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$83
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:30 pm -
1 stop5h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$86
This Super.com deal was found by Cheapflights users on 9/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:25 am -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$89
Find flight deals from Midway to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Midway (MDW) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $157 (Delta) |
One-way from | $59 (Southwest) |
Popular in | November |
Cheapest in | December |
Average price | $417 |
Good round-trip deal | $367 or less |
Good one-way deal | $162 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Midway to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Chicago Midway Airport to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Wed 11/18
8:45 pm-9:55 pm
Nonstop1h 10m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Wed 12/2
8:10 am-1:20 pm
1 stop5h 10m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Mon 11/2
2:40 pm-7:10 pm
1 stop4h 30m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Sat 9/26
5:55 am-10:50 am
1 stop4h 55m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Tue 11/3
5:31 pm-9:25 pm
1 stop3h 54m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Tue 9/29
9:59 am-4:47 pm
1 stop6h 48m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Thu 10/1
11:05 am-12:15 pm
Nonstop1h 10m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$94
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Mon 9/28
7:30 am-1:15 pm
1 stop5h 45m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$104
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Tue 11/3
7:35 am-8:50 am
Nonstop1h 15m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$135
ChicagoSt. Louis
MDW Chicago Midway - STL Lambert-St Louis
MDWSTL
Chicago Midway
Wed 10/7
8:50 pm-10:05 pm
Nonstop1h 15m
Lambert-St Louis
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$135
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Midway to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Midway to St. Louis in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago Midway Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago Midway Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago Midway Airport-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago Midway Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago Midway Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Midway to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Midway with our price prediction graph.
MDW-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 Chicago Midway Airport to St. Louis
Prices
Delays
What is the cheapest time of day to fly from MDW to STL?
Find hourly flight availability from Midway 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 September 7, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 35% on flights from Chicago Midway Airport to St. Louis by exploring options for tickets at noon.
What is the cheapest day to fly from Chicago Midway Airport to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Midway to St. Louis. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Chicago Midway Airport to St. Louis flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Chicago to St. Louis delayed?
About 14% of weekly flights between Chicago and St. Louis have experienced delays in the past year, with the average delay time being 105 minutes.
What is the most punctual flight time for Chicago to St. Louis flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to St. Louis flights?
Over the last year, Southwest have had the lowest number of delays on this route, with just 13% of flights being delayed.
The best insider tips for Chicago Midway Airport to St. Louis flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago Midway Airport to St. Louis trip
Our travel experts
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated September 7, 2026.
See what other customers who have flown with Southwest from Chicago Midway Airport to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Related info for your journey
Find useful and relevant information for your journey from Midway 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
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
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Top airline flying from Midway to St. Louis
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$204 | Average$527 | FlexibilityNo cancel fee | On-time63% |