Florida Keys

$65+ Cheap flights from St. Louis (STL) to Florida Keys

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EYW
Nov 26 — Dec 31
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Cheap flight deals from St. Louis to Florida Keys

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Florida Keys (zzEOA). 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 November 21, 2024.

Find flight deals from St. Louis to Florida Keys

Cheapest flights from St. Louis to Florida Keys
Explore the most affordable flight options available from St. Louis to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This American Airlines deal was found by Cheapflights users on 11/21. 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.
Sun 12/157:08 amSTL - EYW
1 stop8h 11mAmerican Airlines
Sun 12/222:54 pmEYW - STL
1 stop7h 59mAmerican Airlines
Deal found 11/21$258
This Delta deal was found by Cheapflights users on 11/21. 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.
Fri 12/67:15 amSTL - EYW
1 stop5h 09mDelta
Thu 12/126:30 pmEYW - STL
1 stop6h 13mDelta
Deal found 11/21$273
This American Airlines deal was found by Cheapflights users on 11/21. 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.
Thu 11/285:07 amSTL - MIA
Nonstop2h 53mAmerican Airlines
Fri 11/299:57 pmMIA - STL
Nonstop3h 00mAmerican Airlines
Deal found 11/21$319
This Mytrip deal was found by Cheapflights users on 11/21. 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 12/111:00 pmSTL - MIA
2 stops34h 20mMultiple Airlines
Wed 12/181:42 pmMIA - STL
2 stops22h 48mMultiple Airlines
Deal found 11/21$327
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Sat 12/144:26 pmSTL - MIA
3 stops20h 52mSpirit Airlines
Wed 12/189:45 amMIA - STL
3 stops30h 36mSpirit Airlines
Deal found 11/21$330
This Delta deal was found by Cheapflights users on 11/21. 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 11/2811:50 amSTL - MIA
1 stop4h 07mDelta
Fri 11/298:30 amMIA - STL
1 stop4h 34mDelta
Deal found 11/21$338
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Thu 12/1910:35 amSTL - MIA
1 stop6h 58mUnited Airlines
Thu 12/267:00 pmMIA - STL
1 stop5h 59mUnited Airlines
Deal found 11/21$419
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Sun 12/86:15 amSTL - EYW
2 stops11h 40mUnited Airlines
Thu 12/127:40 pmEYW - STL
2 stops21h 08mUnited Airlines
Deal found 11/21$432
This Southwest deal was found by Cheapflights users on 11/20. 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 12/85:55 amSTL - MIA
1 stop6h 35mSouthwest
Thu 12/124:30 pmMIA - STL
2 stops6h 35mSouthwest
Deal found 11/20$462
This Booking.com deal was found by Cheapflights users on 11/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/225:38 pmSTL - MIA
1 stop29h 38mFrontier
Tue 11/266:15 amMIA - STL
1 stop18h 51mFrontier
Deal found 11/21$583

Find flights from St. Louis to Florida Keys within your budget

Customize your flight search to find flights from St. Louis to Florida Keys 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

Wed 1/29

6:00 am-3:30 pm

1 stop8h 30m

Key West

Wed 2/5

2:21 pm-8:09 pm

1 stop6h 48m

$208

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

Wed 1/15

2:00 pm-8:11 pm

1 stop5h 11m

Key West

Sun 1/19

7:00 am-11:47 am

1 stop5h 47m

$252

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sun 1/5

12:15 pm-11:25 pm

3 stops34h 10m

Miami

Sun 1/12

10:00 am-11:45 am

2 stops26h 45m

$319

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sun 1/5

10:09 pm-5:00 am

1 stop29h 51m

Miami

Sun 1/12

6:00 am-9:06 am

1 stop28h 06m

$323

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Thu 1/16

1:55 pm-9:35 pm

1 stop6h 40m

Miami

Tue 1/21

4:40 pm-10:05 pm

1 stop6h 25m

$324

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Thu 12/5

4:26 pm-9:30 pm

3 stops28h 04m

Miami

Sat 12/7

9:28 pm-3:21 pm

2 stops18h 53m

$325

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Wed 12/25

6:00 am-10:01 am

Nonstop3h 01m

Miami

Wed 1/1

5:18 am-10:45 am

1 stop6h 27m

$329

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Sun 1/5

5:00 am-3:43 pm

2 stops9h 43m

Miami

Fri 1/10

9:00 am-2:14 pm

1 stop6h 14m

$344

St. LouisKey West

STL - EYW

STLEYW

Lambert-St Louis

Sun 2/2

6:15 am-4:01 pm

1 stop8h 46m

Key West

Fri 2/7

3:05 pm-12:05 pm

2 stops22h 00m

$382

St. LouisMiami

STL - MIA

STLMIA

Lambert-St Louis

Wed 12/11

7:15 am-1:10 pm

1 stop4h 55m

Miami

Tue 12/17

7:00 am-12:03 pm

1 stop6h 03m

$432

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

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

Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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.

Travel insights for flights from St. Louis to Florida Keys

Get recent, data-driven insights about flights from St. Louis to Florida Keys including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from St. Louis to Florida Keys (average of $328). Flying from St. Louis to Florida Keys in March is currently the most expensive (average of $492). 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 EOA?

Find hourly flight availability from St. Louis to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Florida Keys as you normally would.

Rainfall in Florida Keys by month

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

In terms of precipitation, rainfall in Florida Keys 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 Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

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

If weather is an important factor for your trip to Florida Keys, 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 Florida Keys

Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with Frontier, Spirit Airlines and Southwest from St. Louis to Florida Keys by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,005 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.1
Very good
5,005 reviews
8.1
Very good
5,005 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
9,464 reviews
8.1
Very good
5,005 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
8,755 reviews
8.1
Very good
5,005 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.4
Good
9,172 reviews
8.1
Very good
5,005 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.2
Good
10,000 reviews
8.1
Very good
5,005 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Food

7.2

Overall

8.1

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Florida Keys from St. Louis.

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

    The cheapest airlines for a one-way flight from St. Louis to Florida Keys are Frontier ($65), Spirit Airlines ($147), and American Airlines ($159).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Florida Keys 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 Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Florida Keys (average of $328). Flying from St. Louis to Florida Keys in March is currently the most expensive (average of $492). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from St. Louis to Florida Keys

Discover the top 3 airlines that operate flights from St. Louis to Florida Keys. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$222Average$416FlexibilityNo cancel feeOn-time71%
DeltaCheapest$257Average$482FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$541FlexibilityNo cancel feeOn-time69%
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