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Marco Island

$55+ Cheap flights from St. Louis (STL) to Marco Island, FL

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MIA
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Marco Island are usually found in September or August, booked 33 days in advance, depart on a Sunday or Tuesday and return on a Thursday

Find flight deals from St. Louis to Marco Island

Cheapest flights from St. Louis to Marco Island
Explore the most affordable flight options available from St. Louis to Marco Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:57 pmSTL - MIA
2 stops18h 28mFrontier
Sun 11/237:12 amMIA - STL
1 stop11h 31mFrontier
Deal found 11/3$226
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:45 pmSTL - MIA
2 stops14h 38mMultiple Airlines
Thu 11/275:30 amMIA - STL
1 stop9h 59mMultiple Airlines
Deal found 11/2$227
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:43 pmSTL - MIA
1 stop8h 27mFrontier
Thu 12/115:30 amMIA - STL
1 stop6h 37mFrontier
Deal found 11/2$230
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/137:43 pmSTL - MIA
2 stops14h 05mFrontier
Sat 12/2010:19 pmMIA - STL
1 stop12h 21mFrontier
Deal found 11/2$231
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:45 pmSTL - MIA
2 stops16h 43mFrontier
Thu 11/275:30 amMIA - STL
1 stop9h 59mFrontier
Deal found 11/2$232
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:03 pmSTL - MIA
2 stops21h 06mFrontier
Wed 12/33:13 pmMIA - STL
1 stop20h 54mFrontier
Deal found 11/2$235
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:30 pmSTL - MIA
2 stops40h 52mFrontier
Tue 12/235:30 amMIA - STL
1 stop5h 10mFrontier
Deal found 11/2$236
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/303:14 pmSTL - MIA
1 stop18h 35mFrontier
Sun 12/75:30 amMIA - STL
1 stop5h 17mFrontier
Deal found 11/2$237
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:43 pmSTL - MIA
1 stop8h 36mFrontier
Sun 12/215:30 amMIA - STL
1 stop5h 10mFrontier
Deal found 11/2$238
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:57 pmSTL - MIA
2 stops19h 30mFrontier
Sun 12/75:30 amMIA - STL
1 stop5h 17mFrontier
Deal found 11/2$241
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:03 pmSTL - MIA
1 stop19h 54mMultiple Airlines
Sat 12/66:53 pmMIA - STL
1 stop15h 54mMultiple Airlines
Deal found 11/2$244
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:12 pmSTL - MIA
2 stops18h 59mFrontier
Sat 11/156:35 pmMIA - STL
1 stop16h 37mFrontier
Deal found 11/2$245

Cheap flight deals from St. Louis to Marco Island

Keep the following information in mind while searching for St. Louis to Marco Island flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$226
(Kiwi.com)

One-way from

$55
(Priceline)

Popular in

March

Cheapest in

September

Average price

$419
Provider with most accurate pricing for Lambert-St Louis-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Miami flights.
Search Deals
From Lambert-St Louis to Marco Island
Search Deals
One-way flight from Lambert-St Louis to Marco Island
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Marco Island 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 November 3, 2025.
Use the filters below to find and compare flights from St. Louis to Marco Island that are best for you.

Fly from

St. Louis

Fly to

Marco Island

Route

Depart

Return

Price

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 1/30

6:57 pm-12:51 am

1 stop4h 54m

Miami

Sat 2/7

8:15 am-11:56 am

1 stop4h 41m

$339

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Mon 12/8

11:40 am-5:25 pm

1 stop4h 45m

Miami

Wed 12/17

12:36 pm-4:21 pm

1 stop4h 45m

$339

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 1/23

6:02 pm-10:00 pm

Nonstop2h 58m

Miami

Mon 1/26

3:19 pm-5:22 pm

Nonstop3h 03m

$341

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 2/6

1:40 pm-10:25 pm

1 stop7h 45m

Miami

Sun 2/15

6:30 am-2:10 pm

2 stops8h 40m

$344

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 1/23

6:57 pm-12:51 am

1 stop4h 54m

Miami

Mon 1/26

7:25 pm-11:39 pm

1 stop5h 14m

$369

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Fri 11/28

3:45 pm-10:05 pm

1 stop5h 20m

Miami

Sat 12/6

10:45 am-12:55 pm

Nonstop3h 10m

$385

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sun 1/11

6:00 am-2:16 pm

1 stop7h 16m

Miami

Mon 1/12

6:00 am-11:05 am

1 stop6h 05m

$404

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Wed 11/26

3:05 pm-10:55 pm

2 stops6h 50m

Miami

Wed 12/3

9:30 am-5:20 pm

2 stops8h 50m

$405

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Thu 1/15

6:25 am-5:10 pm

2 stops9h 45m

Miami

Mon 1/19

6:30 am-2:10 pm

2 stops8h 40m

$406

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Thu 12/11

12:04 pm-12:46 am

1 stop11h 42m

$61

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 21 results
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Best time to book a flight from St. Louis to Marco Island

Have a flexible travel schedule? Discover the best time to fly to Marco Island 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 Marco Island

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Marco Island. Price data was last updated on October 31, 2025.

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Marco Island. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from St. Louis to Marco Island (average of $68). Flying from St. Louis to Marco Island in November is currently the most expensive (average of $101). 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 MA9?

Find hourly flight availability from St. Louis to Marco Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

When flying from St. Louis to Marco Island, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 29% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Marco Island. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their St. Louis to Marco Island flight should consider departing on Tuesday mornings 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 St. Louis to Marco Island

Explore weekly flight availability from St. Louis to Marco Island. 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 November 3, 2025.

The most flights from STL to MA9 are scheduled on a Friday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Marco Island

Get insights into the airlines that provide service to Marco Island. 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 Marco Island. Reviews last updated November 3, 2025.
See what other customers who have flown with Southwest, Delta, and American Airlines from St. Louis to Marco Island have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,002 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,038 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,115 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,117 reviews
Southwest
8.0
Very good
4,238 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Marco Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Marco Island?

    For a flight from St. Louis to Marco Island, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 4 outbound flights to Marco Island per day. 7 airlines have flights to Marco Island from Lambert-St Louis on a regular basis.

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

    Within the past month, 56 users have taken a look at flights from Lambert-St Louis to Marco Island.

  • How long is the flight from St. Louis to Marco Island?

    Departing from St. Louis to Marco Island will take you 2h 58m. The distance between St. Louis and Marco Island is about 1069 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The top 3 most reliable airlines when flying from St. Louis to Marco Island are Qatar Airways (86%), Southwest (80%) and American Airlines (74%).

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

    While on average a flight from St. Louis to Marco Island is generally $402, our data shows the cheapest flight currently is $56. When looking at the most popular route, (Lambert-St Louis - Miami), you can expect to pay $170 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Marco Island 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 Marco Island?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Marco Island (average of $68). Flying from St. Louis to Marco Island in November is currently the most expensive (average of $101). 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

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Alternative routes for St. Louis to Marco Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from St. Louis to Marco Island

Discover the top 7 airlines that operate flights from St. Louis to Marco Island. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$153FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$86Average$152FlexibilityNo cancel feeOn-time88%
FrontierCheapest$142Average$227FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$150Average$442FlexibilityNo cancel feeOn-time69%
DeltaCheapest$172Average$394FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$191Average$441FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$196Average$409FlexibilityNo cancel feeOn-time71%

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