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$113+ Cheap flights from Miami to St. Louis (MIA - 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — STL
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Miami to Lambert-St Louis are usually found in September or July, booked 48 days in advance, depart on a Thursday or Saturday and return on a Friday

Cheap flight deals from Miami to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$113
(Mytrip)

Popular in

March

Cheapest in

September

Average price

$501

Good round-trip deal

$352 or less

Good one-way deal

$220 or less
Provider with most accurate pricing for Miami-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Miami-Lambert-St Louis flights.
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From Miami to Lambert-St Louis
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One-way flight from Miami to Lambert-St Louis
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Highest demand for flights based on searches. 14% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Miami to Lambert-St Louis.
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Price to beat on a one-way flight from Miami to Lambert-St Louis.
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Find flight deals from Miami to St. Louis

Cheapest flights from Miami to St. Louis
Explore the most affordable flight options available from Miami to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This American Airlines deal was found by Cheapflights users on 3/23. 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 4/228:15 pmMIA - STL
Nonstop3h 04mAmerican Airlines
Tue 4/295:35 amSTL - MIA
Nonstop2h 45mAmerican Airlines
Deal found 3/23$179
This Delta deal was found by Cheapflights users on 3/23. 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 4/226:00 amMIA - STL
1 stop6h 45mDelta
Tue 4/296:00 amSTL - MIA
1 stop6h 50mDelta
Deal found 3/23$199
This CheapOair deal was found by Cheapflights users on 3/24. 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.
Sun 5/46:00 amMIA - STL
1 stop28h 09mFrontier
Mon 5/56:53 pmSTL - MIA
1 stop9h 29mFrontier
Deal found 3/24$260
This Mytrip deal was found by Cheapflights users on 3/23. 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 4/238:58 amMIA - STL
2 stops33h 17mSpirit Airlines
Sun 4/276:10 pmSTL - MIA
3 stops29h 27mSpirit Airlines
Deal found 3/23$282
This Southwest deal was found by Cheapflights users on 3/23. 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 4/237:55 amMIA - STL
Nonstop2h 55mSouthwest
Sun 4/277:35 pmSTL - MIA
Nonstop2h 40mSouthwest
Deal found 3/23$289
This Mytrip deal was found by Cheapflights users on 3/23. 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.
Tue 4/223:30 pmMIA - STL
2 stops21h 15mMultiple Airlines
Tue 4/296:10 pmSTL - MIA
3 stops29h 27mMultiple Airlines
Deal found 3/23$302
This United Airlines deal was found by Cheapflights users on 3/23. 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 7/41:35 pmMIA - STL
1 stop6h 25mUnited Airlines
Sun 7/68:00 amSTL - MIA
1 stop6h 10mUnited Airlines
Deal found 3/23$384

Cheapflights Fare Finder

Customize your flight search to find flights from Miami 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 March 25, 2025.
Use the filters below to find and compare flights from Miami to St. Louis that are best for you.

Fly from

Miami

Fly to

St. Louis

Route

Depart

Return

Price

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Tue 4/22

8:15 pm-10:19 pm

Nonstop3h 04m

Lambert-St Louis

Tue 4/29

6:09 pm-9:54 pm

Nonstop2h 45m

$189

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Tue 4/22

6:00 am-9:36 am

1 stop4h 36m

Lambert-St Louis

Tue 4/29

5:32 pm-12:48 am

1 stop6h 16m

$209

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Fri 4/11

6:25 am-9:06 am

1 stop27h 41m

Lambert-St Louis

Mon 4/14

6:51 pm-5:21 am

1 stop9h 30m

$248

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Wed 4/23

8:58 am-5:15 pm

2 stops33h 17m

Lambert-St Louis

Sun 4/27

6:10 pm-12:37 am

3 stops29h 27m

$282

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Wed 4/23

7:55 am-9:50 am

Nonstop2h 55m

Lambert-St Louis

Sun 4/27

7:35 pm-11:15 pm

Nonstop2h 40m

$289

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Tue 4/22

3:30 pm-11:45 am

2 stops21h 15m

Lambert-St Louis

Tue 4/29

6:10 pm-12:37 am

3 stops29h 27m

$302

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Thu 4/24

7:00 am-12:20 pm

1 stop6h 20m

Lambert-St Louis

Wed 4/30

9:39 am-10:37 pm

2 stops11h 58m

$390

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Mon 4/21

7:59 pm-11:59 pm

2 stops29h 00m

Lambert-St Louis

Mon 4/28

6:30 am-5:01 pm

1 stop33h 31m

$633

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Tue 6/24

5:35 am-9:39 am

1 stop5h 04m

$116

MiamiSt. Louis

MIA - STL

MIASTL

Miami

Tue 4/8

8:15 pm-10:19 pm

Nonstop3h 04m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 17 results
1
2

Compare providers for flights from Miami 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 Miami to St. Louis in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Miami-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Miami-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Miami-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Miami-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 Miami-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Miami to St. Louis 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 Miami to St. Louis trip
Airports
MIA

For a quick check-in at MIA, use the Skytrain in Terminal D to navigate efficiently between gates.

Read more about MIAby Ramsey Qubein
STL

Use the MetroLink light rail for a convenient and economical ride from STL to downtown St. Louis.

Read more about STLby Taryn White
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 Miami to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Miami 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 Miami to St. Louis

How far ahead should I book a flight from Miami to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Miami to St. Louis. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Miami to St. Louis, you should look to book at least 48 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Miami to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Miami to St. Louis (average of $311). Flying from Miami to St. Louis in March is currently the most expensive (average of $356). 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 MIA to STL?

Find hourly flight availability from Miami 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 March 25, 2025.

One of the essential ways to save on airfare from Miami to St. Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 22% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Miami to St. Louis. Price data was last updated on February 2, 2025.

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

Weekly flight availability from Miami to St. Louis

Explore weekly flight availability from Miami to St. Louis. 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 March 25, 2025.

The most flights from MIA to STL are scheduled on a Saturday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 March 25, 2025.
To help decide which airline to fly from Miami to St. Louis, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Miami to St. Louis. 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 Miami to St. Louis?

    Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Miami. Booking flights from Miami (MIA) to Lambert-St Louis (STL) should be relatively easy as there are 7 daily flights to St. Louis from 5 different airlines. 2h 50m is how long a flight from Miami to Lambert-St Louis will take if you book a nonstop flight.

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

    Flights from Miami to Lambert-St Louis have been viewed 4 times in the past calendar month.

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

    Cheapflights users have booked flights from Miami to St. Louis round-trip from $179. Other airlines that can offer you cheap pricing are Delta, from $199, and Frontier, from $260. You may be able to fly from Miami to St. Louis for 52% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $113. Users have also found prices from $116 and $125 on Delta and American Airlines, respectively.

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

    Before booking your flight to St. Louis from Miami, check out the most reliable airlines to get you to your destination on time: Finnair (93%), Envoy Air (90%), Qatar Airways( 85%).

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

    While on average a flight from Miami to St. Louis is generally $379, our data shows the cheapest flight currently is $159. When looking at the most popular route, (Miami - Lambert-St Louis), you can expect to pay $199 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Miami to St. Louis 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 Miami to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Miami to St. Louis (average of $311). Flying from Miami to St. Louis in March is currently the most expensive (average of $356). 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 Miami?

Book flights to Miami if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Alternative routes for Miami to St. Louis

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Top 5 airlines flying from Miami to St. Louis

Discover the top 5 airlines that operate flights from Miami 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$88Average$148FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$243FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$403FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$209Average$407FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$249Average$399FlexibilityNo cancel feeOn-time63%
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