$50+ Cheap flights from St. Louis to Miami (STL - MIA)
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MIA
Oct 19 — Oct 261
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Miami 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.Cheapflights Tip: The best prices from Lambert-St Louis to Miami are usually found in September or August, booked 84 days in advance, depart on a Monday or Saturday and return on a Thursday
Cheap flight deals from St. Louis to Miami
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to MiamiExplore the most affordable flight options available from St. Louis to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2026.
Explore the most affordable flight options available from St. Louis to Miami. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2026.
This Southwest deal was found by Cheapflights users on 9/15. 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.
Wed 10/143:20 pm -
1 stop5h 20m
Wed 10/214:30 pm -
Nonstop2h 50m
Deal found 9/15![Southwest logo]()
$265
This CheapOair deal was found by Cheapflights users on 9/16. 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.
Fri 10/166:35 pm -
1 stop25h 54m
Sun 10/1810:55 pm -
1 stop19h 45m
Deal found 9/16![Frontier logo]()
$266
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:44 pm -
2 stops26h 23m
Wed 11/115:05 am -
2 stops32h 28m
Deal found 9/16![Frontier logo]()
$267
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 10/122:30 pm -
1 stop7h 30m
Fri 10/167:10 pm -
Nonstop2h 50m
Deal found 9/17![Southwest logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
1 stop27h 36m
Tue 10/69:43 pm -
1 stop16h 27m
Deal found 9/17![Frontier logo]()
$270
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 11/245:00 am -
Nonstop2h 50m
Tue 12/13:17 pm -
Nonstop3h 08m
Deal found 9/16![American Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:20 am -
1 stop5h 56m
Thu 10/1510:55 pm -
1 stop19h 45m
Deal found 9/18![Frontier logo]()
$272
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:35 pm -
2 stops17h 58m
Sun 10/2510:55 pm -
2 stops25h 18m
Deal found 9/17![Frontier logo]()
$273
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/103:12 pm -
1 stop6h 07m
Sat 10/178:45 am -
1 stop6h 25m
Deal found 9/16![United Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:29 pm -
2 stops23h 10m
Tue 10/69:43 pm -
1 stop16h 27m
Deal found 9/14![Frontier logo]()
$276
Best flights from St. Louis to MiamiDiscover carefully curated flight deals from St. Louis to Miami that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
Discover carefully curated flight deals from St. Louis to Miami that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 10/136:35 pm -
Nonstop2h 40m
Tue 10/206:45 am -
2 stops9h 15m
Deal found 9/15![Southwest logo]()
$270
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 12/35:31 pm -
1 stop6h 26m
Sun 12/67:51 pm -
1 stop5h 14m
Deal found 9/15![Delta logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 10/148:30 am -
2 stops9h 22m
Fri 10/1612:26 pm -
1 stop8h 15m
Deal found 9/16![United Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 9/17. 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.
Sat 10/2411:55 am -
2 stops9h 15m
Sat 10/316:25 am -
2 stops8h 20m
Deal found 9/17![Southwest logo]()
$287
This Southwest deal was found by Cheapflights users on 9/15. 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 10/232:30 pm -
1 stop7h 30m
Fri 11/64:15 pm -
Nonstop2h 55m
Deal found 9/15![Southwest logo]()
$341
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/1010:27 am -
2 stops12h 12m
Sat 10/177:00 am -
2 stops9h 43m
Deal found 9/16![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 9/15. 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.
Sun 12/610:15 am -
1 stop5h 10m
Sat 12/125:55 am -
Nonstop2h 55m
Deal found 9/15![Southwest logo]()
$353
This Southwest deal was found by Cheapflights users on 9/14. 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.
Mon 9/2812:30 pm -
Nonstop2h 40m
Tue 10/64:30 pm -
Nonstop2h 50m
Deal found 9/14![Southwest logo]()
$357
This Southwest deal was found by Cheapflights users on 9/16. 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 10/302:00 pm -
2 stops8h 00m
Wed 11/116:50 am -
2 stops8h 00m
Deal found 9/16![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 9/14. 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.
Sun 10/188:00 pm -
Nonstop2h 45m
Thu 10/227:10 pm -
Nonstop2h 50m
Deal found 9/14![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 9/18. 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.
Mon 11/2311:40 am -
Nonstop2h 40m
Mon 11/308:20 pm -
1 stop4h 55m
Deal found 9/18![Southwest logo]()
$393
Last-minute flights from St. Louis to MiamiDiscover last-minute flight deals from St. Louis to Miami. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Miami. Data last updated September 19, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:20 am -
1 stop5h 56m
Thu 10/1510:55 pm -
1 stop19h 45m
Deal found 9/18![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:29 pm -
2 stops23h 10m
Tue 10/69:43 pm -
1 stop16h 27m
Deal found 9/14![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
1 stop27h 36m
Tue 10/69:43 pm -
1 stop16h 27m
Deal found 9/17![Frontier logo]()
$270
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Tue 10/66:20 pm -
Nonstop2h 45m
Sat 10/107:54 pm -
Nonstop3h 05m
Deal found 9/17![American Airlines logo]()
$271
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/103:12 pm -
1 stop6h 07m
Sat 10/178:45 am -
1 stop6h 25m
Deal found 9/16![United Airlines logo]()
$275
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 10/122:30 pm -
1 stop7h 30m
Fri 10/167:10 pm -
Nonstop2h 50m
Deal found 9/17![Southwest logo]()
$268
This Southwest deal was found by Cheapflights users on 9/14. 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.
Wed 10/143:20 pm -
1 stop5h 20m
Wed 10/214:30 pm -
Nonstop2h 50m
Deal found 9/14![Southwest logo]()
$265
This Southwest deal was found by Cheapflights users on 9/16. 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.
Wed 10/143:20 pm -
1 stop5h 20m
Sat 10/175:50 am -
Nonstop2h 50m
Deal found 9/16![Southwest logo]()
$274
This CheapOair deal was found by Cheapflights users on 9/16. 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.
Fri 10/166:35 pm -
1 stop25h 54m
Sun 10/1810:55 pm -
1 stop19h 45m
Deal found 9/16![Frontier logo]()
$266
This Mytrip deal was found by Cheapflights users on 9/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:35 pm -
2 stops17h 58m
Sun 10/2510:55 pm -
2 stops25h 18m
Deal found 9/17![Frontier logo]()
$273
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:44 pm -
2 stops26h 23m
Wed 11/115:05 am -
2 stops32h 28m
Deal found 9/16![Frontier logo]()
$267
One-way flights from St. Louis to MiamiSearch for one-way flight options from St. Louis to Miami. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
Search for one-way flight options from St. Louis to Miami. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This deal was found by Cheapflights users on 9/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:29 pm -
1 stop5h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$50
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:44 pm -
1 stop14h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$62
This Trip.com deal was found by Cheapflights users on 9/15. 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.
Mon 10/126:35 pm -
1 stop14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Wed 10/146:35 pm -
1 stop26h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Mon 11/166:44 pm -
1 stop14h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:35 pm -
1 stop21h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 11/236:35 pm -
1 stop19h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 12/142:59 pm -
1 stop8h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:35 pm -
1 stop14h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$88
Find flight deals from St. Louis to Miami
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Miami (MIA). 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 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $265 (Southwest) |
One-way from | $50 |
Popular in | June |
Cheapest in | September |
Average price | $366 |
Good round-trip deal | $374 or less |
Good one-way deal | $199 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Miami 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 19, 2026.
Use the filters below to find and compare flights from St. Louis to Miami that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Sat 11/14
5:05 pm-8:50 pm
Nonstop2h 45m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$128
Quickest round-trip
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Tue 12/15
6:15 pm-9:55 pm
Nonstop2h 40m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$129
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Wed 11/18
12:40 pm-10:15 pm
2 stops8h 35m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$134
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Sat 10/10
5:38 pm-12:53 am
1 stop6h 15m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$138
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Wed 12/16
10:50 am-6:50 pm
1 stop7h 00m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$138
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Tue 10/13
6:35 pm-10:15 pm
Nonstop2h 40m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$141
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Tue 12/15
9:40 am-10:15 pm
2 stops11h 35m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$143
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Wed 11/18
6:00 am-4:26 pm
2 stops9h 26m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$188
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Tue 11/17
7:30 am-7:41 pm
2 stops11h 11m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$188
St. LouisMiami
STL Lambert-St Louis - MIA Miami
STLMIA
Lambert-St Louis
Wed 10/14
6:00 am-6:52 pm
3 stops11h 52m
Miami
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$193
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Miami
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 St. Louis to Miami in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on St. Louis-Miami flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Miami flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Miami flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Miami 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 St. Louis-Miami 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 St. Louis to Miami
Have a flexible travel schedule? Discover the best time to fly to Miami from St. Louis with our price prediction graph.
STL-MIA
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 Miami
Prices
More
How far ahead should I book a flight from St. Louis to Miami?
The price you pay for your flight from St. Louis to Miami may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from St. Louis to Miami?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Miami (average of $366). Flying from St. Louis to Miami in June is currently the most expensive (average of $470). 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 MIA?
Find hourly flight availability from St. Louis to Miami. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2026.
A simple way to save on the total cost of your ticket is to fly from St. Louis to Miami in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.
What’s the top layover airport for flights from St. Louis to Miami?
Share of 1-stop round-trip flights from St. Louis to Miami chosen by Cheapflights users in the past 12 months, using the same layover each way.
Atlanta (ATL) – chosen by Cheapflights users on 91% of 1-stop itineraries from St. Louis to Miami on Cheapflights.
What’s the cheapest layover airport for flights from St. Louis to Miami?
Average round-trip fare for 1-stop flights from St. Louis to Miami, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $346.
What’s the fastest layover option from St. Louis to Miami?
Shortest average travel time for 1-stop one-way flights from St. Louis to Miami, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 5h 32m.
Which airport typically offers the quickest layover for flights from St. Louis to Miami?
Average layover duration for 1-stop one-way flights from St. Louis to Miami, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 2h 08m.
The best insider tips for St. Louis to Miami 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 St. Louis to Miami trip
Our travel experts
Reviews of airlines servicing Miami
Get insights into the airlines that provide service to Miami. 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 Miami. Reviews last updated September 19, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andJetBlue from St. Louis to Miami by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Miami. 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 Miami?
Book flights to Miami if you plan to visit one of these locationsHollywood
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Sunrise
Plantation
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Kendall
Fisher Island
Bonita Springs
Deerfield Beach
North Palm Beach
Oakland Park
Davie
Palm Beach
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Top 6 airlines flying from St. Louis to Miami
Discover the top 6 airlines that operate flights from St. Louis to Miami. 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 September 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$145 | Average$276 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$220 | Average$408 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$228 | Average$498 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$252 | Average$419 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$270 | Average$512 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$280 | Average$450 | FlexibilityNo cancel fee | On-time63% |