$131+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — EYW
May 29 — Jun 51
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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Best
Last-minute
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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 April 29, 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 April 29, 2026.
This Breeze Airways deal was found by Cheapflights users on 4/29. 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 9/139:09 pm
SDF
- EYW
1 stop15h 10m
Breeze Airways
Thu 9/1712:01 pm
EYW
- SDF
1 stop8h 28m
Breeze Airways
Deal found 4/29![Breeze Airways logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/199:19 pm
SDF
- EYW
1 stop17h 18m
Multiple Airlines
Wed 7/2911:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/511:12 am
SDF
- EYW
1 stop25h 19m
Breeze Airways
Fri 7/1011:07 am
EYW
- SDF
1 stop21h 29m
Breeze Airways
Deal found 4/25![Breeze Airways logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 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 04m
Breeze Airways
Wed 8/511:46 am
EYW
- SDF
1 stop22h 46m
Breeze Airways
Deal found 4/25![Breeze Airways logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2311:12 am
SDF
- EYW
1 stop8h 04m
Breeze Airways
Wed 7/2911:46 am
EYW
- SDF
1 stop22h 46m
Breeze Airways
Deal found 4/25![Breeze Airways logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/49:10 pm
SDF
- EYW
1 stop15h 38m
Multiple Airlines
Fri 7/1011:07 am
EYW
- SDF
1 stop21h 29m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 8/19:05 pm
SDF
- EYW
1 stop16h 17m
Multiple Airlines
Wed 8/511:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/211:12 am
SDF
- EYW
1 stop8h 04m
Breeze Airways
Fri 7/1011:07 am
EYW
- SDF
1 stop21h 29m
Breeze Airways
Deal found 4/25![Breeze Airways logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/511:12 am
SDF
- EYW
1 stop25h 19m
Multiple Airlines
Fri 7/101:11 pm
EYW
- SDF
2 stops19h 25m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 7/309:19 pm
SDF
- EYW
1 stop17h 18m
Multiple Airlines
Wed 8/511:46 am
EYW
- SDF
1 stop22h 46m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$243
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 April 29, 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 April 29, 2026.
This Delta deal was found by Cheapflights users on 4/28. 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 5/3011:12 am
SDF
- EYW
1 stop6h 11m
Delta
Sat 6/67:30 am
EYW
- SDF
1 stop7h 12m
Delta
Deal found 4/28![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 4/27. 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 7/38:15 am
SDF
- EYW
2 stops10h 51m
American Airlines
Thu 7/91:41 pm
EYW
- SDF
2 stops9h 23m
American Airlines
Deal found 4/27![American Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 4/27. 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 7/37:05 am
SDF
- EYW
1 stop5h 18m
Delta
Thu 7/92:24 pm
EYW
- SDF
1 stop6h 54m
Delta
Deal found 4/27![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 4/28. 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 5/3011:12 am
SDF
- EYW
1 stop6h 11m
Delta
Fri 6/52:00 pm
EYW
- SDF
1 stop7h 19m
Delta
Deal found 4/28![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 4/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/201:02 pm
SDF
- EYW
1 stop6h 49m
Delta
Wed 7/296:18 pm
EYW
- SDF
1 stop6h 08m
Delta
Deal found 4/25![Delta logo]()
$378
This Delta deal was found by Cheapflights users on 4/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:05 pm
SDF
- EYW
1 stop6h 44m
Delta
Thu 6/116:24 pm
EYW
- SDF
1 stop6h 08m
Delta
Deal found 4/25![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 4/26. 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 5/206:10 am
SDF
- EYW
1 stop7h 32m
Delta
Sun 5/247:30 am
EYW
- SDF
1 stop4h 23m
Delta
Deal found 4/26![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:17 am
SDF
- EYW
1 stop6h 06m
Delta
Mon 7/136:18 pm
EYW
- SDF
1 stop6h 08m
Delta
Deal found 4/24![Delta logo]()
$470
Last-minute flights from Louisville to Key WestDiscover last-minute flight deals from Louisville to Key West. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Key West. Data last updated April 29, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/149:14 pm
SDF
- EYW
1 stop17h 29m
Multiple Airlines
Mon 5/1812:07 pm
EYW
- SDF
2 stops44h 29m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/1810:33 am
SDF
- EYW
2 stops26h 01m
Multiple Airlines
Fri 5/222:51 pm
EYW
- SDF
1 stop24h 48m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 5/2012:24 pm
SDF
- EYW
2 stops23h 01m
Multiple Airlines
Sun 5/244:10 pm
EYW
- SDF
1 stop21h 51m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 5/216:55 pm
SDF
- EYW
1 stop23h 37m
Multiple Airlines
Thu 5/2812:05 pm
EYW
- SDF
2 stops44h 31m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/234:29 pm
SDF
- EYW
1 stop20h 55m
Multiple Airlines
Tue 5/261:14 pm
EYW
- SDF
2 stops22h 20m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/304:29 pm
SDF
- EYW
1 stop20h 55m
Multiple Airlines
Fri 6/511:07 am
EYW
- SDF
1 stop21h 29m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$292
This Delta deal was found by Cheapflights users on 4/29. 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 5/3011:12 am
SDF
- EYW
1 stop6h 11m
Delta
Sat 6/67:30 am
EYW
- SDF
1 stop7h 12m
Delta
Deal found 4/29![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 4/28. 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 5/3011:12 am
SDF
- EYW
1 stop6h 11m
Delta
Fri 6/52:00 pm
EYW
- SDF
1 stop7h 19m
Delta
Deal found 4/28![Delta logo]()
$378
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/308:15 am
SDF
- EYW
2 stops11h 04m
American Airlines
Sat 6/67:29 pm
EYW
- SDF
1 stop4h 59m
American Airlines
Deal found 4/28![American Airlines logo]()
$402
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 5/308:15 am
SDF
- EYW
2 stops11h 04m
American Airlines
Fri 6/54:44 pm
EYW
- SDF
1 stop7h 44m
American Airlines
Deal found 4/28![American Airlines logo]()
$404
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 April 29, 2026.
Search for one-way flight options from Louisville to Key West. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/176:55 pm
SDF
- EYW
1 stop22h 03m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 6/89:10 pm
SDF
- EYW
2 stops15h 24m
Multiple Airlines
Deal found 4/28![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:06 pm
SDF
- EYW
2 stops39h 21m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 5/176:55 pm
SDF
- EYW
3 stops41h 39m
Breeze Airways
Deal found 4/29![Breeze Airways logo]()
$218
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 7/159:00 am
SDF
- EYW
1 stop6h 07m
United Airlines
Deal found 4/29![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Sat 6/66:01 am
SDF
- EYW
1 stop10h 35m
American Airlines
Deal found 4/27![American Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 4/28. 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 6/87:05 am
SDF
- EYW
1 stop6h 23m
Delta
Deal found 4/28![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 7/158:15 am
SDF
- EYW
2 stops10h 51m
American Airlines
Deal found 4/28![American Airlines logo]()
$353
This Booking.com deal was found by Cheapflights users on 4/27. 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.
Sat 6/68:06 pm
SDF
- EYW
3 stops40h 25m
Breeze Airways
Deal found 4/27![Breeze Airways logo]()
$643
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 April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $156 (Breeze Airways) |
One-way from | $131 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $529 |
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 April 29, 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
Sat 5/30
11:12 am-5:23 pm
1 stop6h 11m
Key West
Sat 6/6
7:30 am-2:42 pm
1 stop7h 12m
$323
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 7/3
7:05 am-12:23 pm
1 stop5h 18m
Key West
Thu 7/9
2:24 pm-9:18 pm
1 stop6h 54m
$378
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Sat 5/30
11:12 am-5:23 pm
1 stop6h 11m
Key West
Fri 6/5
2:00 pm-9:19 pm
1 stop7h 19m
$378
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Mon 7/20
1:02 pm-7:51 pm
1 stop6h 49m
Key West
Wed 7/29
6:18 pm-12:26 am
1 stop6h 08m
$378
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 6/5
1:05 pm-7:49 pm
1 stop6h 44m
Key West
Thu 6/11
6:24 pm-12:32 am
1 stop6h 08m
$433
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 7/3
8:15 am-7:06 pm
2 stops10h 51m
Key West
Thu 7/9
1:41 pm-11:04 pm
2 stops9h 23m
$443
Quickest round-trip
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Wed 5/20
6:10 am-1:42 pm
1 stop7h 32m
Key West
Sun 5/24
7:30 am-11:53 am
1 stop4h 23m
$458
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Fri 7/10
11:17 am-5:23 pm
1 stop6h 06m
Key West
Mon 7/13
6:18 pm-12:26 am
1 stop6h 08m
$470
Cheapest one-way
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Sun 5/17
6:55 pm-4:58 pm
1 stop22h 03m
$131
LouisvilleKey West
SDF - EYW
SDFEYW
Louisville Intl
Sun 5/17
6:55 pm-12:34 pm
3 stops41h 39m
$218
Showing 1-10 of 15 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 April.
| 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 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, August is the cheapest month in which you can book a flight from Louisville to Key West (average of $338). Flying from Louisville to Key West in April is currently the most expensive (average of $529). 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 April 29, 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.
Crew
8.5
Comfort
7.9
Entertainment
7.8
Overall
7.9
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreJoseph,Aug 2023
MSP - MCO
Crew
8.5
Comfort
7.9
Entertainment
7.8
Overall
7.9
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreJoseph,Aug 2023
MSP - MCO
Crew
8.5
Comfort
7.9
Entertainment
7.8
Overall
7.9
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreJoseph,Aug 2023
MSP - MCO
Related info for your journey
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Top 2 airlines flying from Louisville to Key West
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$270 | Average$445 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$273 | Average$407 | FlexibilityNo cancel fee | On-timeN/A |