MIA - STL

$66 Find Cheap Flights from Miami to St. Louis - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Miami to St. Louis departing on 10/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$134
Typical prices: $263-$399
Frontier
Thu 8/27Mon 8/31
MIA - STL • 1 stop
Cheapest non-stop
$269
Typical prices: $194-$413
American Airlines
Thu 11/12Sat 11/14
MIA - STL • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Southwest free carry-on adds value, but checked bags now cost extra.
American Main Cabin Extra adds early boarding and complimentary drinks.
Expert advice
Expert advice
Expert advice
Expert advice
Nonstop flights
You can fly direct with American Airlines and Southwest. Average duration is 2h 51m
Direct flights
Direct flights
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Direct flights
Direct flights
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Top layover airports
Cheapest • Avg $292 (round-trip)
Shortest trip • 4h 40m (one-way)
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 31% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
Good to know
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Good to know
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Flight Deals
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Flight Deals

Cheap Flights from Miami to St. Louis (MIA-STL)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Miami to St. Louis that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Miami to St. Louis

Thu, Aug 27 - Mon, Aug 31
Frontier Logo
8:10 am - 5:22 pm
MIA
-
STL
10h 12m
1 stop
Frontier Logo
6:17 pm - 1:32 pm
STL
-
MIA
18h 15m
1 stop
$134Frontier
Tue, Oct 20 - Tue, Oct 27
Frontier Logo
7:27 pm - 9:40 am
MIA
-
STL
15h 13m
1 stop
Frontier Logo
10:35 am - 6:12 pm
STL
-
MIA
6h 37m
1 stop
$138Frontier
Mon, Nov 9 - Sat, Nov 14
American Airlines Logo
3:17 pm - 5:25 pm
MIA
-
STL
3h 08mnonstop
American Airlines Logo
6:15 pm - 10:05 pm
STL
-
MIA
2h 50mnonstop
$269American Airlines
Thu, Sep 17 - Mon, Sep 21
American Airlines Logo
11:20 am - 1:21 pm
MIA
-
STL
3h 01mnonstop
American Airlines Logo
2:11 pm - 5:57 pm
STL
-
MIA
2h 46mnonstop
$269American Airlines
Tue, Oct 20 - Tue, Oct 27
Southwest Logo
4:30 pm - 6:20 pm
MIA
-
STL
2h 50mnonstop
Southwest Logo
6:35 pm - 10:10 pm
STL
-
MIA
2h 35mnonstop
$269Southwest
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
12:25 pm - 2:15 pm
MIA
-
STL
2h 50mnonstop
Southwest Logo
12:30 pm - 4:10 pm
STL
-
MIA
2h 40mnonstop
$269Southwest
Tue, Sep 15 - Thu, Sep 24
Delta Logo
7:18 am - 1:23 pm
MIA
-
STL
7h 05m
1 stop
Delta Logo
6:54 pm - 12:55 am
STL
-
MIA
5h 01m
1 stop
$289Delta
Sat, Sep 26 - Sat, Oct 10
Delta Logo
6:00 am - 12:32 pm
MIA
-
STL
7h 32m
1 stop
Delta Logo
5:38 pm - 12:53 am
STL
-
MIA
6h 15m
1 stop
$289Delta
Tue, Oct 20 - Tue, Oct 27
United Airlines Logo
4:01 pm - 9:21 pm
MIA
-
STL
6h 20m
1 stop
United Airlines Logo
11:15 am - 6:45 pm
STL
-
MIA
6h 30m
1 stop
$379United Airlines
Mon, Aug 24 - Wed, Aug 26
United Airlines Logo
3:57 pm - 10:00 pm
MIA
-
STL
7h 03m
1 stop
United Airlines Logo
8:40 am - 6:52 pm
STL
-
MIA
9h 12m
2 stops
$384United Airlines
Booking Insights

KAYAK's insights & trends for Miami to St. Louis flights

Get data-powered insights and trends into flights from Miami to St. Louis to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Miami to St. Louis?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Miami to St. Louis departing in August.

Flight prices are below average for this route right now.

Flights to St. Louis from Miami usually cost between $258 and $399 in August.
The lowest price found in the past 5 days was $134 on Frontier (Aug 27-Aug 31).

What’s the cheapest day of the week to fly from Miami to St. Louis?

The average price of all round-trip flights from Miami to St. Louis clicked on KAYAK for each day over the last 12 months.

For Miami to St. Louis, Thursday is the cheapest day to fly on average and Sunday is the most expensive. Flying from St. Louis back to Miami, the best deals are generally found on Saturday, with Tuesday being the most expensive.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Miami to St. Louis, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Miami to St. Louis is January, where tickets cost $289 (return) on average. On the other hand, the most expensive months are July and February, where the average cost of round-trip tickets is $509 and $458 respectively.

Can I save money by flying with a layover from Miami to St. Louis?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of $375, prices are generally cheapest when you fly direct.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Miami to St. Louis, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Miami to St. Louis, you should book around 2 weeks before departure, which saves you about 31% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 15 weeks before departure.

Expert advice

Expert advice for your flight from Miami to St. Louis

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Stefanie Waldek

Stefanie Waldek

Expert on MIA

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Yulia Denisyuk

Yulia Denisyuk

Expert on STL

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Good to know

Low season

January

Cheapest flight

$66
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 34% increase in price.
Flight from Miami to St. Louis

When to book flights from Miami to St. Louis

Are your dates flexible? Find out the best times to travel from Miami to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Miami to St. Louis

  • Which eco-friendly airline offers flights from Miami to St. Louis Lambert International Airport (STL)?

    If you’d love to travel to STL with an eco-friendly partner, American Airlines, United Airlines, and Delta are all suitable options. They have modernized their fleets with fuel-efficient aircraft, partnered with respectable carbon offset providers, invested in sustainable aviation fuels research, and implemented several waste management and recycling initiatives.

  • Is it possible to rent a car at St. Louis Lambert International Airport (STL)?

    You can rent a car upon landing at STL, though the car rental companies that serve this airport, notably Alamo, Avis, Budget, Enterprise, Hertz, National, and Thrifty, are all located off-site. All the agencies provide free shuttle service from the airport to their locations. At Terminal 1, the pickup spot for the service is outside Exit 17, while at Terminal 2, the pickup location is outside Exit 12.

  • How can I get to downtown St. Louis from St. Louis Lambert International Airport (STL) without a personal car?

    Without a personal car, you can travel from STL to downtown St. Louis via a Greyhound Bus Service at the bus port, a few steps south of Terminal 1 on Lambert International Boulevard. Greyhound buses are cheap and comfy. They also boast adequate baggage space.

  • How can I receive specialized assistance when flying from Miami to St. Louis Lambert International Airport (STL)?

    If you are disabled or have limited mobility and will require specialized assistance at MIA and STL, inform your airline of the help you’ll need when booking your flight or at least 48 hours before your flight. If you do so, your airline will ensure you’re catered to from when you get to MIA until you depart from STL.

  • What is the cheapest flight from Miami to St. Louis?

    In the last 5 days, the lowest price for a flight from Miami to St. Louis was $66 for a one-way ticket and $134 for a round-trip.

  • Do I need a passport to fly between Miami and St. Louis?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Miami to St. Louis?

    When flying out of Miami you will be using Miami. You will be landing at St. Louis, also known as Lambert-St Louis.

  • Which airlines offer Wi-Fi service onboard planes from Miami to St. Louis?

    American Airlines, JetBlue, and Delta offer inflight Wi-Fi service on the Miami to St. Louis flight route.

  • Which aircraft models fly most regularly from Miami to St. Louis?

    The Boeing 737-800 is the aircraft model that flies most regularly on the Miami to St. Louis flight route.

  • Which airline alliances offer flights from Miami to St. Louis?

    SkyTeam, and oneworld are the airline alliances operating flights between Miami and St. Louis, with SkyTeam being the most commonly used for this route.

  • On which days can I fly direct from Miami to St. Louis?

    There are nonstop flights from Miami to St. Louis on a daily basis.

  • Which is the best airline for flights from Miami to St. Louis, Southwest or Delta?

    The two airlines most popular with KAYAK users for flights from Miami to St. Louis are Southwest and Delta. With an average price for the route of $390 and an overall rating of 8.0, Southwest is the most popular choice. Delta is also a great choice for the route, with an average price of $445 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Miami to St. Louis?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Miami to St. Louis.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Miami to St. Louis?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to St. Louis from Miami is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Miami to St. Louis?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to St. Louis with an airline and back to Miami with another airline. Booking your flights between Miami and STL can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Miami to St. Louis?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to St. Louis from Miami up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Miami to St. Louis

  • Looking for a cheap flight? 25% of our users found flights on this route for $202 or less one-way and $388 or less round-trip.
  • In Miami, you can board your flight to St. Louis Lambert International Airport (STL) at Miami International Airport (MIA) or Fort Lauderdale International Airport (FLL). Consider boarding your flight at MIA if you’d like to board your flight at the airport with the cheapest flight options and FLL if you want to avoid lengthy check-in and boarding queues since it experiences lesser passenger traffic.
  • Suppose you fly from MIA to STL aboard a one-stop flight. If so, your stopover will be at Atlanta Hartsfield-Jackson (ATL) if you travel with Delta, Charlotte Douglas (CLT) if you fly with American Airlines, and Chicago O’Hare (ORD) if you journey with United Airlines.
  • Regardless of your class of travel or airline, you may bring liquids on the cabin of your flight to STL. Your liquids must be stored in containers with a holding capacity of 3.4 oz, and the containers must be stored in a single, quart-size, see-through plastic bag with a resealable zip. Note that at the boarding security checkpoint, you must place your liquids bag separately from the rest of your carry-on baggage.
  • When traveling with American Airlines to STL, you may bring on a personal item and a standard cabin bag free of charge. To be allowed onboard, the dimensions of your personal item must not exceed 8 x 14 x 8 inches, while those of your cabin bag must not exceed 9 x 14 x 22 inches.
  • If your child is below two years old, you may travel from Miami to STL with him on your lap, provided you inform your airline well before your flight. This option is suitable for your pockets, given that children below two years old traveling on the laps of their accompanying adults on domestic flights travel for free.

Prefer to fly direct from Miami to St. Louis?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Miami to Lambert-St Louis.
Find which airlines fly direct from Miami Airport to Lambert-St Louis Airport, which days they fly and book direct flights.

Direct departures

Miami to Lambert-St Louis

Monday

American Airlines,Southwest

American Airlines,Southwest

Tuesday

American Airlines,Southwest

American Airlines,Southwest

Wednesday

American Airlines,Southwest

American Airlines,Southwest

Thursday

American Airlines,Southwest

American Airlines,Southwest

Friday

American Airlines,Southwest

American Airlines,Southwest

Saturday

American Airlines,Southwest

American Airlines,Southwest

Sunday

American Airlines,Southwest

American Airlines,Southwest

See more direct flights

Direct returns

Lambert-St Louis to Miami

Monday

American Airlines,Southwest

American Airlines,Southwest

Tuesday

American Airlines,Southwest

American Airlines,Southwest

Wednesday

American Airlines,Southwest

American Airlines,Southwest

Thursday

American Airlines,Southwest

American Airlines,Southwest

Friday

American Airlines,Southwest

American Airlines,Southwest

Saturday

American Airlines,Southwest

American Airlines,Southwest

Sunday

American Airlines,Southwest

American Airlines,Southwest

See more direct flights

Everything you need to know for your flight from Miami to St. Louis

Information on your arrival and departure airports