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Key West

$176+ Cheap flights from Louisville to Key West (SDF - EYW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — EYW
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Find cheap flights from Louisville to Key West with Cheapflights

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Cheap flight deals from Louisville to Key West

Cheapest flights from Louisville to Key West
Explore the most affordable flight options available from Louisville to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:12 am
SDF
-
EYW
1 stop8h 01m
Breeze Airways
Wed 8/1911:46 am
EYW
-
SDF
1 stop22h 46m
Breeze Airways
Deal found 7/24$176
This Breeze Airways deal was found by Cheapflights users on 7/25. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:12 am
SDF
-
EYW
1 stop8h 01m
Breeze Airways
Wed 8/2611:46 am
EYW
-
SDF
1 stop22h 46m
Breeze Airways
Deal found 7/25$189
This Expedia deal was found by Cheapflights users on 7/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:12 am
SDF
-
EYW
1 stop25h 19m
Breeze Airways
Thu 9/1012:01 pm
EYW
-
SDF
1 stop8h 28m
Breeze Airways
Deal found 7/24$205
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:12 am
SDF
-
EYW
1 stop8h 01m
Breeze Airways
Wed 8/2611:46 am
EYW
-
SDF
1 stop22h 46m
Breeze Airways
Deal found 7/23$212
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:12 am
SDF
-
EYW
1 stop8h 01m
Breeze Airways
Fri 8/211:11 pm
EYW
-
SDF
2 stops30h 55m
Breeze Airways
Deal found 7/24$220
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:24 pm
SDF
-
EYW
1 stop17h 13m
Multiple Airlines
Wed 8/1911:46 am
EYW
-
SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/24$222
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:25 am
SDF
-
EYW
1 stop7h 22m
Multiple Airlines
Fri 10/3011:59 am
EYW
-
SDF
1 stop22h 12m
Multiple Airlines
Deal found 7/23$228
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:12 am
SDF
-
EYW
1 stop8h 01m
Multiple Airlines
Thu 8/207:53 pm
EYW
-
SDF
2 stops13h 56m
Multiple Airlines
Deal found 7/24$229
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:30 pm
SDF
-
EYW
1 stop19h 15m
Multiple Airlines
Wed 8/1911:46 am
EYW
-
SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/24$234

Find flight deals from Louisville to Key West

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Key West (EYW). 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 July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$176
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$469
Provider with most accurate pricing for Louisville Intl-Key West flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Key West flights.
Search Deals
From Louisville Intl to Key West
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Key West 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 July 28, 2026.
Use the filters below to find and compare flights from Louisville to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 11/15

9:09 pm-12:19 pm

1 stop15h 10m

Key West

Thu 11/19

12:01 pm-8:29 pm

1 stop8h 28m

$253

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sat 1/9

10:00 am-4:22 pm

1 stop6h 22m

Key West

Wed 1/13

2:30 pm-11:15 pm

1 stop8h 45m

$323

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Thu 1/7

9:09 pm-12:19 pm

1 stop15h 10m

Key West

Sun 1/10

12:06 pm-8:29 pm

1 stop8h 23m

$338

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Wed 9/9

6:20 am-1:11 pm

1 stop6h 51m

Key West

Sun 9/13

7:22 pm-12:04 am

1 stop4h 42m

$381

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Mon 9/21

6:00 am-10:46 am

1 stop4h 46m

Key West

Sat 9/26

6:19 pm-11:59 pm

1 stop5h 40m

$396
Quickest round-trip

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Mon 10/12

6:00 am-10:47 am

1 stop4h 47m

Key West

Sat 10/17

7:40 am-12:54 pm

1 stop5h 14m

$396

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Fri 10/23

7:00 am-1:04 pm

1 stop6h 04m

Key West

Fri 10/30

6:11 pm-12:02 am

1 stop5h 51m

$396

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Tue 12/15

7:30 am-1:11 pm

1 stop5h 41m

Key West

Fri 12/25

1:30 pm-10:39 pm

2 stops9h 09m

$414
Cheapest one-way
Quickest one-way

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Wed 8/5

9:00 am-3:19 pm

1 stop6h 19m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Sorted by cheapest first

Compare providers for flights from Louisville to Key West

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 Louisville to Key West in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Louisville-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Key West flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Key West 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 Louisville-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West 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 Key West

How far ahead should I book a flight from Louisville to Key West?

To ensure you get the cheapest price possible for a flight from Louisville to Key West, you should look to book at least 23 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 Louisville to Key West?

Currently, February is the cheapest month in which you can book a flight from Louisville to Key West (average of $349). Flying from Louisville to Key West in June is currently the most expensive (average of $545). 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.

How much does it cost to fly round-trip from Louisville to Key West?

Airfare is below average for this route at the moment.

Louisville to Key West flights typically cost between $318 and $578 in August.
The cheapest round-trip price found within the last 5 days was $176 on Breeze Airways (Aug 16-Aug 19).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated July 28, 2026.
See what other customers who have flown with Delta and American Airlines from Louisville to Key West have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,482 reviews

Overall

7.8

Food

7.2

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.
Delta
7.8
Good
8,482 reviews
Delta
7.8
Good
8,482 reviews

Overall

7.8

Food

7.2

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.
American Airlines
7.1
Good
11,839 reviews
Delta
7.8
Good
8,482 reviews

Overall

7.8

Food

7.2

Entertainment

7.8

Comfort

7.8

Crew

8.5

Boarding

8.1

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Louisville to Key West?

    Airlines like Breeze Airways fly from Louisville to Key West in about 8h 01m. The time it takes to get you to your destination can typically vary by up to . The distance between Louisville and Key West is about 969 mi.

  • What are the cheapest airlines flying from Louisville to Key West round-trip?

    Cheapflights users have booked flights from Louisville to Key West round-trip from $278. Another airline that can offer you cheap pricing is Delta. American Airlines is 39% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Louisville to Key West that include hotel bookings?

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

  • How can I find direct flights from Louisville to Key West?

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

  • Can I find deals for business class flights from Louisville to Key West?

    Yes. Cheapflights offers flight deals from Louisville to Key West 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 Key West?

    Currently, February is the cheapest month in which you can book a flight from Louisville to Key West (average of $349). Flying from Louisville to Key West in June is currently the most expensive (average of $545). 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 2 airlines flying from Louisville to Key West

Discover the top 2 airlines that operate flights from Louisville to Key West. 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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$487FlexibilityNo cancel feeOn-time71%
DeltaCheapest$282Average$429FlexibilityNo cancel feeOn-timeN/A

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