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Florida Keys

$90+ Cheap flights from Louisville (SDF) 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — EYW
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Cheap flight deals from Louisville to Florida Keys

Keep the following information in mind while searching for Louisville to Florida Keys flight deals. Data was last updated November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$90
(Southwest)

Popular in

December

Cheapest in

August

Average price

$370
Provider with most accurate pricing for Louisville Intl-Miami flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Miami flights.
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From Louisville Intl to Florida Keys
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One-way flight from Louisville Intl to Florida Keys
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Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Louisville to Florida Keys

Cheapest flights from Louisville to Florida Keys
Explore the most affordable flight options available from Louisville to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This Southwest deal was found by Cheapflights users on 11/10. 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.
Tue 12/161:10 pmSDF - MIA
1 stop6h 40mSouthwest
Tue 1/65:20 pmMIA - SDF
1 stop4h 30mSouthwest
Deal found 11/10$189
This Delta deal was found by Cheapflights users on 11/11. 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 12/66:11 pmSDF - MIA
1 stop6h 35mDelta
Sat 12/136:00 amMIA - SDF
1 stop4h 19mDelta
Deal found 11/11$198
This Southwest deal was found by Cheapflights users on 11/11. 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.
Mon 12/85:10 pmSDF - MIA
1 stop4h 40mSouthwest
Wed 12/1012:40 pmMIA - SDF
1 stop4h 30mSouthwest
Deal found 11/11$199
This American Airlines deal was found by Cheapflights users on 11/9. 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 12/96:00 amSDF - MIA
Nonstop2h 37mAmerican Airlines
Tue 12/168:30 amMIA - SDF
1 stop7h 02mAmerican Airlines
Deal found 11/9$207
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Tue 11/252:55 pmSDF - MIA
1 stop9h 02mMultiple Airlines
Thu 11/279:05 amMIA - SDF
1 stop5h 10mMultiple Airlines
Deal found 11/10$214
This Southwest deal was found by Cheapflights users on 11/9. 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 12/101:10 pmSDF - MIA
1 stop6h 40mSouthwest
Tue 12/165:10 pmMIA - SDF
1 stop5h 40mSouthwest
Deal found 11/9$217
This Delta deal was found by Cheapflights users on 11/10. 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.
Wed 12/1010:37 amSDF - MIA
1 stop5h 13mDelta
Mon 12/157:30 pmMIA - SDF
1 stop4h 29mDelta
Deal found 11/10$226
This Delta deal was found by Cheapflights users on 11/10. 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.
Mon 12/83:16 pmSDF - MIA
1 stop5h 35mDelta
Mon 12/157:30 pmMIA - SDF
1 stop4h 29mDelta
Deal found 11/10$227
This American Airlines deal was found by Cheapflights users on 11/9. 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 12/116:00 amSDF - MIA
Nonstop2h 37mAmerican Airlines
Mon 12/159:16 pmMIA - SDF
Nonstop2h 38mAmerican Airlines
Deal found 11/9$235
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 11/272:55 pmSDF - EYW
1 stop19h 36mMultiple Airlines
Mon 12/19:57 amEYW - SDF
2 stops31h 56mMultiple Airlines
Deal found 11/12$315
This Delta deal was found by Cheapflights users on 11/12. 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 11/272:53 pmSDF - EYW
1 stop5h 00mDelta
Mon 12/12:58 pmEYW - SDF
1 stop5h 54mDelta
Deal found 11/12$336
This American Airlines deal was found by Cheapflights users on 11/10. 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.
Fri 12/124:18 pmSDF - EYW
1 stop6h 00mAmerican Airlines
Mon 12/156:33 pmEYW - SDF
1 stop5h 21mAmerican Airlines
Deal found 11/10$339

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 2,558,603 searches. Data last updated November 12, 2025.
Use the filters below to find and compare flights from Louisville to Florida Keys that are best for you.

Fly from

Louisville

Fly to

Florida Keys

Route

Depart

Return

Price

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Sat 12/6

6:11 pm-12:46 am

1 stop6h 35m

Miami

Sat 12/13

6:00 am-10:19 am

1 stop4h 19m

$198

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Wed 12/10

3:18 pm-8:51 pm

1 stop5h 33m

Miami

Mon 12/15

7:30 pm-11:59 pm

1 stop4h 29m

$227

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Sat 1/17

3:37 pm-10:48 pm

1 stop7h 11m

Miami

Sat 1/24

7:15 am-11:35 am

1 stop4h 20m

$239

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Sat 1/10

1:20 pm-8:40 pm

1 stop7h 20m

Miami

Sat 1/17

7:00 am-12:35 pm

1 stop5h 35m

$245

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Fri 1/9

6:00 am-12:14 pm

1 stop6h 14m

Miami

Thu 1/15

6:00 am-11:39 am

1 stop5h 39m

$257

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Sun 1/4

6:51 pm-12:48 am

1 stop5h 57m

Miami

Fri 1/30

7:15 am-2:36 pm

1 stop7h 21m

$265

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Wed 11/19

7:05 am-11:21 am

1 stop4h 16m

Miami

Wed 12/17

8:10 am-1:49 pm

1 stop5h 39m

$283

LouisvilleMiami

SDF - MIA

SDFMIA

Louisville Intl

Tue 11/18

6:00 am-11:21 am

1 stop5h 21m

Miami

Tue 12/16

5:00 pm-9:31 pm

1 stop4h 31m

$283

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Tue 1/6

6:00 am-12:48 pm

1 stop6h 48m

Key West

Tue 1/13

6:08 pm-11:55 pm

1 stop5h 47m

$283

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Tue 1/6

6:00 am-10:57 am

1 stop4h 57m

Key West

Tue 1/13

6:06 am-2:48 pm

2 stops8h 42m

$288

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 36 results
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Best time to book a flight from Louisville to Florida Keys

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

What is the cheapest month to book a flight from Louisville to Florida Keys?

Currently, August is the cheapest month in which you can book a flight from Louisville to Florida Keys (average of $96). Flying from Louisville to Florida Keys in December is currently the most expensive (average of $195). 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 SDF to EOA?

Find hourly flight availability from Louisville 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 12, 2025.

It’s optimal to fly from Louisville to Florida Keys at noon. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the evening.

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 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Louisville to Florida Keys to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

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
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

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
8,009 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

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
United Airlines
7.4
Good
9,015 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

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
11,049 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

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
8,139 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Boarding

8.1

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 Louisville 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 Louisville to Florida Keys?

    Located just 5.3 mi from the city center, Louisville Intl (SDF) is the airport most travelers will use when flying to Florida Keys from Louisville.

  • How long is the flight from Louisville to Florida Keys?

    There are many flights that can get you from Louisville to Florida Keys in 4h 57m. Fly via Delta, Southwest, or American Airlines to get the fastest option. Louisville and Florida Keys are separated by a distance of 969 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Louisville to Florida Keys?

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

  • Can I find deals for business class flights from Louisville to Florida Keys?

    Yes. Cheapflights offers flight deals from Louisville 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 Louisville to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Louisville to Florida Keys (average of $96). Flying from Louisville to Florida Keys in December is currently the most expensive (average of $195). 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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Top 3 airlines flying from Louisville to Florida Keys

Discover the top 3 airlines that operate flights from Louisville 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 2,558,603 searches. Data last updated November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$399FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$258Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$448FlexibilityNo cancel feeOn-time69%

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