$78+ Cheap flights from Louisville to Key West (SDF - EYW)
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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — EYW
Aug 13 — Aug 201
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Key West with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisville to Key West
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Cheapest flights from Louisville to Key WestExplore 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 14, 2026.
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 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/2011:12 am
SDF
- EYW
1 stop8h 01m
Breeze Airways
Wed 8/2611:46 am
EYW
- SDF
1 stop22h 46m
Breeze Airways
Deal found 7/13![Breeze Airways logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/19:03 pm
SDF
- EYW
1 stop16h 19m
Multiple Airlines
Wed 8/511:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 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
Thu 10/2912:01 pm
EYW
- SDF
1 stop8h 28m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:09 pm
SDF
- EYW
1 stop15h 10m
Breeze Airways
Thu 10/2912:01 pm
EYW
- SDF
1 stop8h 28m
Breeze Airways
Deal found 7/9![Breeze Airways logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/259:09 pm
SDF
- EYW
1 stop15h 10m
Breeze Airways
Thu 10/2912:01 pm
EYW
- SDF
1 stop8h 28m
Breeze Airways
Deal found 7/9![Breeze Airways logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 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 7/9![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:25 am
SDF
- EYW
1 stop7h 22m
Multiple Airlines
Thu 10/2912:01 pm
EYW
- SDF
1 stop8h 28m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:09 pm
SDF
- EYW
1 stop15h 10m
Breeze Airways
Fri 10/3011:59 am
EYW
- SDF
1 stop22h 12m
Breeze Airways
Deal found 7/9![Breeze Airways logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:37 pm
SDF
- EYW
1 stop11h 53m
Multiple Airlines
Thu 11/1912:01 pm
EYW
- SDF
1 stop8h 28m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$233
Best flights from Louisville to Key WestDiscover carefully curated flight deals from Louisville to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 14, 2026.
Discover carefully curated flight deals from Louisville to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 14, 2026.
This Breeze Airways deal was found by Cheapflights users on 7/12. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:09 pm
SDF
- EYW
1 stop15h 10m
Breeze Airways
Thu 11/1912:01 pm
EYW
- SDF
1 stop8h 28m
Breeze Airways
Deal found 7/12![Breeze Airways logo]()
$265
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:00 am
SDF
- EYW
1 stop5h 00m
Delta
Mon 8/37:40 am
EYW
- SDF
1 stop6h 38m
Delta
Deal found 7/9![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 10/237:00 am
SDF
- EYW
1 stop6h 04m
Delta
Fri 10/306:11 pm
EYW
- SDF
1 stop5h 51m
Delta
Deal found 7/10![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/11. 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.
Thu 8/203:25 pm
SDF
- EYW
1 stop4h 32m
Delta
Tue 8/257:40 am
EYW
- SDF
1 stop6h 38m
Delta
Deal found 7/11![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/14. 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 10/1712:53 pm
SDF
- EYW
1 stop6h 58m
Delta
Mon 10/196:11 pm
EYW
- SDF
1 stop4h 24m
Delta
Deal found 7/14![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/13. 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 9/127:05 am
SDF
- EYW
1 stop5h 16m
Delta
Sat 9/192:00 pm
EYW
- SDF
1 stop5h 30m
Delta
Deal found 7/13![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/12. 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.
Fri 9/183:43 pm
SDF
- EYW
1 stop4h 18m
Delta
Mon 9/216:19 pm
EYW
- SDF
1 stop5h 40m
Delta
Deal found 7/12![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/10. 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.
Fri 8/141:17 pm
SDF
- EYW
1 stop6h 40m
Delta
Mon 8/176:15 pm
EYW
- SDF
1 stop6h 19m
Delta
Deal found 7/10![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 7/13. 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 8/11:16 pm
SDF
- EYW
1 stop6h 35m
Delta
Tue 8/47:40 am
EYW
- SDF
1 stop4h 41m
Delta
Deal found 7/13![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 7/13. 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 9/216:00 am
SDF
- EYW
1 stop4h 47m
Delta
Sat 9/266:19 pm
EYW
- SDF
1 stop5h 40m
Delta
Deal found 7/13![Delta logo]()
$393
Last-minute flights from Louisville to Key WestDiscover last-minute flight deals from Louisville to Key West. Data last updated July 14, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Key West. Data last updated July 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Sat 7/189:00 pm
SDF
- EYW
1 stop15h 48m
Multiple Airlines
Wed 7/2211:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 7/259:00 pm
SDF
- EYW
1 stop15h 48m
Multiple Airlines
Wed 7/2911:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 7/269:19 pm
SDF
- EYW
1 stop17h 18m
Multiple Airlines
Wed 7/2911:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:12 am
SDF
- EYW
1 stop8h 01m
Breeze Airways
Fri 7/3111:07 am
EYW
- SDF
1 stop21h 29m
Breeze Airways
Deal found 7/9![Breeze Airways logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/19:03 pm
SDF
- EYW
1 stop16h 19m
Multiple Airlines
Wed 8/511:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:55 pm
SDF
- EYW
1 stop23h 42m
Multiple Airlines
Fri 8/141:11 pm
EYW
- SDF
2 stops30h 55m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 8/2011:12 am
SDF
- EYW
1 stop8h 01m
Breeze Airways
Wed 8/2611:46 am
EYW
- SDF
1 stop22h 46m
Breeze Airways
Deal found 7/13![Breeze Airways logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com 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
Tue 8/251:14 pm
EYW
- SDF
2 stops25h 02m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$260
One-way flights from Louisville to Key WestSearch for one-way flight options from Louisville to Key West. Find affordable one-way fares based on user searches. Data last updated July 14, 2026.
Search for one-way flight options from Louisville to Key West. Find affordable one-way fares based on user searches. Data last updated July 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:12 am
SDF
- EYW
1 stop8h 01m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$78
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:46 pm
SDF
- EYW
2 stops38h 41m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:45 pm
SDF
- EYW
1 stop24h 13m
Allegiant Air
Deal found 7/11![Allegiant Air logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:28 pm
SDF
- EYW
2 stops38h 38m
Breeze Airways
Deal found 7/9![Breeze Airways logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:46 pm
SDF
- EYW
2 stops14h 39m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:55 am
SDF
- EYW
2 stops25h 39m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:12 am
SDF
- EYW
3 stops24h 15m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:12 am
SDF
- EYW
1 stop8h 01m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:28 pm
SDF
- EYW
2 stops37h 56m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:56 pm
SDF
- EYW
2 stops20h 29m
Breeze Airways
Deal found 7/11![Breeze Airways logo]()
$214
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 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $182 (Kiwi.com) |
One-way from | $78 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $476 |
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 14, 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
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
$265
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 7/31
6:00 am-11:00 am
1 stop5h 00m
Key West
Mon 8/3
7:40 am-2:18 pm
1 stop6h 38m
$319
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
$319
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Thu 8/20
3:25 pm-7:57 pm
1 stop4h 32m
Key West
Tue 8/25
7:40 am-2:18 pm
1 stop6h 38m
$319
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Sat 10/17
12:53 pm-7:51 pm
1 stop6h 58m
Key West
Mon 10/19
6:11 pm-10:35 pm
1 stop4h 24m
$319
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Sat 9/12
7:05 am-12:21 pm
1 stop5h 16m
Key West
Sat 9/19
2:00 pm-7:30 pm
1 stop5h 30m
$319
Quickest round-trip
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 9/18
3:43 pm-8:01 pm
1 stop4h 18m
Key West
Mon 9/21
6:19 pm-11:59 pm
1 stop5h 40m
$319
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 8/14
1:17 pm-7:57 pm
1 stop6h 40m
Key West
Mon 8/17
6:15 pm-12:34 am
1 stop6h 19m
$319
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Sat 8/1
1:16 pm-7:51 pm
1 stop6h 35m
Key West
Tue 8/4
7:40 am-12:21 pm
1 stop4h 41m
$344
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Mon 9/21
6:00 am-10:47 am
1 stop4h 47m
Key West
Sat 9/26
6:19 pm-11:59 pm
1 stop5h 40m
$393
Showing 1-10 of 18 resultsSorted 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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SDF-EYW
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 27 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?
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 14, 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.
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
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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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$493 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$282 | Average$420 | FlexibilityNo cancel fee | On-timeN/A |