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$68+ Cheap flights from St. Louis to Miami (STL - MIA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MIA
Jun 11 — Jun 181
Wed 6/11
Wed 6/18
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Miami are usually found in August or September, booked 72 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap 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 June 6, 2025.

Round-trip from

$195
(Southwest)

One-way from

$68
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$413

Good round-trip deal

$399 or less

Good one-way deal

$191 or less
From Lambert-St Louis to Miami
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One-way flight from Lambert-St Louis to Miami
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Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Lambert-St Louis to Miami.
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Price to beat on a one-way flight from Lambert-St Louis to Miami.
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Find flight deals from St. Louis to Miami

Cheapest flights from St. Louis to Miami
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 June 6, 2025.

This Southwest deal was found by Cheapflights users on 6/4. 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 8/151:30 pmSTL - MIA
2 stops7h 40mSouthwest
Tue 8/196:55 amMIA - STL
2 stops8h 30mSouthwest
Deal found 6/4$195
This Delta deal was found by Cheapflights users on 6/3. 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.
Sat 8/305:11 pmSTL - MIA
1 stop6h 13mDelta
Sat 9/66:15 amMIA - STL
1 stop7h 16mDelta
Deal found 6/3$197
This CheapOair deal was found by Cheapflights users on 6/4. 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.
Sat 9/67:52 pmSTL - MIA
1 stop9h 27mMultiple Airlines
Sun 9/147:58 pmMIA - STL
1 stop12h 51mMultiple Airlines
Deal found 6/4$200
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Sat 9/201:44 pmSTL - MIA
1 stop8h 46mAmerican Airlines
Fri 9/2610:05 pmMIA - STL
Nonstop2h 52mAmerican Airlines
Deal found 6/5$203
This FlightHub deal was found by Cheapflights users on 6/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:36 pmSTL - MIA
1 stop13h 30mSpirit Airlines
Fri 7/410:11 amMIA - STL
1 stop7h 53mSpirit Airlines
Deal found 6/5$207
This Frontier deal was found by Cheapflights users on 6/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:52 pmSTL - MIA
1 stop9h 27mFrontier
Sat 8/307:05 amMIA - STL
1 stop5h 11mFrontier
Deal found 6/5$212

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 2,558,603 searches. Data last updated June 6, 2025.
Use the filters below to find and compare flights from St. Louis to Miami that are best for you.

Fly from

St. Louis

Fly to

Miami

Route

Depart

Return

Price

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 8/15

1:30 pm-10:10 pm

2 stops7h 40m

Miami

Tue 8/19

6:55 am-2:25 pm

2 stops8h 30m

$195

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 8/30

5:11 pm-12:24 am

1 stop6h 13m

Miami

Sat 9/6

7:30 am-12:31 pm

1 stop6h 01m

$197

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 8/30

7:52 pm-6:19 am

1 stop9h 27m

Miami

Sun 9/7

7:58 pm-7:49 am

1 stop12h 51m

$200

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Mon 9/1

5:22 am-9:10 am

Nonstop2h 48m

Miami

Sat 9/6

10:05 pm-11:57 pm

Nonstop2h 52m

$206

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sun 6/29

6:36 pm-9:06 am

1 stop13h 30m

Miami

Fri 7/4

10:11 am-5:04 pm

1 stop7h 53m

$207

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 8/23

7:52 pm-6:19 am

1 stop9h 27m

Miami

Sat 8/30

7:05 am-11:16 am

1 stop5h 11m

$212

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Wed 8/20

5:22 am-9:10 am

Nonstop2h 48m

$68

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sat 8/23

5:55 pm-9:40 pm

Nonstop2h 45m

$82

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 7/11

7:29 pm-6:30 am

1 stop10h 01m

$86

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Thu 9/4

8:44 am-6:53 pm

1 stop9h 09m

$87

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 13 results
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The best insider tips for St. Louis to Miami flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your St. Louis to Miami trip
Airports
STL

Expect security screening at STL to take 5-10 minutes during off-peak times. Check real-time wait times online before heading to the airport.

Read more about STLby Taryn White
MIA

Take the MIA Mover train to the Miami Intermodal Center for rental cars and public transport options to downtown or Brickell.

Read more about MIAby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on MIA

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Taryn White

Taryn White

Expert on STL

Taryn White

Taryn White

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more

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.
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

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 $227). Flying from St. Louis to Miami in March is currently the most expensive (average of $289). 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 June 6, 2025.

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 25% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from St. Louis to Miami?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Miami. Price data was last updated on June 1, 2025.

Travelers seeking maximum savings on their St. Louis to Miami flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from St. Louis to Miami

Explore weekly flight availability from St. Louis to Miami. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 6, 2025.

The most flights from STL to MIA are scheduled on a Thursday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Miami by month

Plan your trip to Miami by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Miami ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Miami when rainfall is around 1.6 in.

Temperature in Miami by month

Plan your trip to Miami by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Miami, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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 June 6, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from St. Louis to Miami. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,956 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,775 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,039 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Crew

8.6

Overall

8.0

Entertainment

7.6

Comfort

8.0

Food

7.1

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.

  • What airports do I use to fly from St. Louis to Miami?

    Miami is the airport most travelers will use when flying to Miami from Lambert-St Louis. Booking flights from Lambert-St Louis (STL) to Miami (MIA) should be relatively easy as there are 3 daily flights to Miami from 6 different airlines. 2h 40m is how long a flight from St. Louis to Miami will take if you book a nonstop flight.

  • How popular is this St. Louis to Miami flight route?

    Flights from Lambert-St Louis to Miami have been viewed 35 times in the past calendar month.

  • What are the cheapest airlines flying from St. Louis to Miami round-trip?

    Currently priced at $195, Southwest will fly you from St. Louis to Miami and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $197 and $206, respectively. These flights start at 50% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Miami one-way?

    The cheapest airlines for a one-way flight from St. Louis to Miami are American Airlines ($68), Southwest ($82), and Frontier ($86).

  • What are the most reliable airlines from St. Louis to Miami?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from St. Louis to Miami on time: Qatar Airways (88%), Southwest (87%), American Airlines (62%).

  • What are the cheapest flights from St. Louis to Miami?

    On average you can expect to pay $413 for a flight from St. Louis to Miami. The cheapest flight overall is $140 while the most popular route, (Lambert-St Louis - Miami) is currently priced at $165.

  • Can I find deals for flights from St. Louis to Miami that include hotel bookings?

    Yes. In addition to deals on St. Louis to Miami flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Miami?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Miami.

  • Can I find deals for business class flights from St. Louis to Miami?

    Yes. Cheapflights offers flight deals from St. Louis to Miami by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $227). Flying from St. Louis to Miami in March is currently the most expensive (average of $289). 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Hollywood
Aventura
Coral Gables
Marathon
Sunny Isles Beach
Miami Springs
Boynton Beach
Doral
Hialeah
Hallandale Beach
Riviera Beach
Sunrise
Pembroke Pines
Plantation
Deerfield Beach
Palm Beach
Dania Beach
Florida City
Miami Gardens
Wilton Manors

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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 2,558,603 searches. Data last updated June 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$64Average$148FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$237FlexibilityNo cancel feeOn-time62%
DeltaCheapest$208Average$396FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$234Average$404FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$292Average$458FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$469FlexibilityNo cancel feeOn-time63%

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