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Cheap flights from Louisville to Key West from $204

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Key West departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Louisville to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:12 am - 7:16 pm
SDF
-
EYW
8h 04m
1 stop
Multiple Airlines Logo
7:56 pm - 8:36 am
EYW
-
SDF
36h 40m
2 stops
$242Multiple Airlines
Sun, Jul 26 - Thu, Jul 30
Multiple Airlines Logo
11:12 am - 7:16 pm
SDF
-
EYW
8h 04m
1 stop
Multiple Airlines Logo
7:56 pm - 8:36 am
EYW
-
SDF
36h 40m
2 stops
$247Multiple Airlines
Sun, Jul 26 - Thu, Jul 30
Multiple Airlines Logo
6:55 pm - 4:58 pm
SDF
-
EYW
22h 03m
1 stop
Multiple Airlines Logo
3:08 pm - 8:24 pm
EYW
-
SDF
5h 16m
1 stop
$248Multiple Airlines
Sun, May 10 - Thu, May 14
Multiple Airlines Logo
11:12 am - 7:16 pm
SDF
-
EYW
8h 04m
1 stop
Multiple Airlines Logo
7:56 pm - 2:07 pm
EYW
-
SDF
18h 11m
1 stop
$255Multiple Airlines
Sun, Jul 26 - Thu, Jul 30
Multiple Airlines Logo
6:55 pm - 4:58 pm
SDF
-
EYW
22h 03m
1 stop
Multiple Airlines Logo
11:04 am - 9:28 am
EYW
-
SDF
22h 24m
2 stops
$262Multiple Airlines
Sun, May 17 - Thu, May 21
Multiple Airlines Logo
11:12 am - 7:16 pm
SDF
-
EYW
8h 04m
1 stop
Multiple Airlines Logo
10:27 pm - 2:07 pm
EYW
-
SDF
15h 40m
1 stop
$264Multiple Airlines
Sun, Jul 26 - Thu, Jul 30
Multiple Airlines Logo
7:48 pm - 11:25 am
SDF
-
EYW
39h 37m
2 stops
Multiple Airlines Logo
2:51 pm - 3:39 pm
EYW
-
SDF
24h 48m
1 stop
$267Multiple Airlines
Fri, May 15 - Fri, May 22
Multiple Airlines Logo
6:55 pm - 4:58 pm
SDF
-
EYW
22h 03m
1 stop
Multiple Airlines Logo
11:54 am - 9:28 am
EYW
-
SDF
21h 34m
2 stops
$274Multiple Airlines
Sun, May 10 - Sat, May 16
Multiple Airlines Logo
7:10 pm - 1:16 pm
SDF
-
EYW
18h 06m
1 stop
Multiple Airlines Logo
1:14 pm - 8:36 am
EYW
-
SDF
19h 22m
2 stops
$280Multiple Airlines
Sat, Jun 6 - Tue, Jun 9
Breeze Airways Logo
8:49 pm - 12:31 pm
SDF
-
EYW
15h 42m
1 stop
Breeze Airways Logo
11:04 am - 8:09 pm
EYW
-
SDF
9h 05m
1 stop
$282Breeze Airways
Sun, Jun 21 - Thu, Jun 25

American Airlines flights from Louisville to Key West

Our best American Airlines deals on Louisville to Key West flight tickets
American Airlines
Sep 23
SDF6:06 amLouisville Intl
9h 15m
2 stops
EYW3:21 pmKey West
Sep 30
EYW1:59 pmKey West
8h 22m
2 stops
SDF10:21 pmLouisville Intl
$343
American Airlines
May 30
SDF7:38 amLouisville Intl
6h 03m
1 stop
EYW1:41 pmKey West
Jun 6
EYW7:29 pmKey West
4h 59m
1 stop
SDF12:28 amLouisville Intl
$386
American Airlines
Jun 23
SDF7:43 amLouisville Intl
5h 58m
1 stop
EYW1:41 pmKey West
Jun 27
EYW7:29 pmKey West
4h 59m
1 stop
SDF12:28 amLouisville Intl
$409

Breeze Airways flights from Louisville to Key West

Our best Breeze Airways deals on Louisville to Key West flight tickets
Breeze Airways
Jun 21
SDF8:49 pmLouisville Intl
15h 42m
1 stop
EYW12:31 pmKey West
Jun 25
EYW11:04 amKey West
9h 05m
1 stop
SDF8:09 pmLouisville Intl
$282
Breeze Airways
Sep 10
SDF9:09 pmLouisville Intl
15h 10m
1 stop
EYW12:19 pmKey West
Sep 13
EYW12:01 pmKey West
8h 28m
1 stop
SDF8:29 pmLouisville Intl
$332
Breeze Airways
Jun 5
SDF8:28 pmLouisville Intl
37h 56m
2 stops
EYW10:24 amKey West
Jun 11
EYW11:04 amKey West
9h 05m
1 stop
SDF8:09 pmLouisville Intl
$336

momondo 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, momondo users made 832,500 searches. Data last updated April 18, 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 7/26

11:12 am-7:16 pm

1 stop8h 04m

Key West

Thu 7/30

7:56 pm-8:36 am

2 stops36h 40m

$242

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 7/26

11:12 am-7:16 pm

1 stop8h 04m

Key West

Thu 7/30

7:56 pm-8:36 am

2 stops36h 40m

$247

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 5/10

6:55 pm-4:58 pm

1 stop22h 03m

Key West

Thu 5/14

3:08 pm-8:24 pm

1 stop5h 16m

$248

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 7/26

11:12 am-7:16 pm

1 stop8h 04m

Key West

Thu 7/30

7:56 pm-2:07 pm

1 stop18h 11m

$255

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 5/17

6:55 pm-4:58 pm

1 stop22h 03m

Key West

Thu 5/21

11:04 am-9:28 am

2 stops22h 24m

$262
Quickest round-trip

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 7/26

11:12 am-7:16 pm

1 stop8h 04m

Key West

Thu 7/30

10:27 pm-2:07 pm

1 stop15h 40m

$264

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Fri 5/15

7:48 pm-11:25 am

2 stops39h 37m

Key West

Fri 5/22

2:51 pm-3:39 pm

1 stop24h 48m

$267

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 5/10

6:55 pm-4:58 pm

1 stop22h 03m

Key West

Sat 5/16

11:54 am-9:28 am

2 stops21h 34m

$274

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sat 6/6

7:10 pm-1:16 pm

1 stop18h 06m

Key West

Tue 6/9

1:14 pm-8:36 am

2 stops19h 22m

$280

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 6/21

8:49 pm-12:31 pm

1 stop15h 42m

Key West

Thu 6/25

11:04 am-8:09 pm

1 stop9h 05m

$282

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from Louisville to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Louisville and Key West?

What is the cheapest month to fly to Key West?

In general, August is the cheapest month to fly from Louisville to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $338. If you are unable to visit Key West during the month of August, then departing from Louisville during the month February is also very affordable. Most momondo users find prices during this month for around $349.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $426 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Louisville for as low as $319 on momondo.

When to book flights from Louisville to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Key West (SDF to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Key West

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from Louisville to Key West takes 4h 20m
There are no direct flights from Louisville to Key West. There are no popular flight routes from Louisville to Key West.
Search flight deals

Frequently asked questions about flying from Louisville to Key West

  • How far is Louisville Intl to Key West by plane?

    Louisville Intl and Key West are 973.5 mi apart from one another. In terms of flight time, this usually takes a little over 4h 20m.

  • When did momondo last update prices for flights from Louisville Intl Airport to Key West Airport?

    Prices for flights from Louisville Intl Airport to Key West Airport were last updated today.

  • How many operators does momondo search for flights from Louisville Intl Airport to Key West Airport?

  • How old do you have to be to fly from Louisville Intl Airport to Key West Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Louisville to Key West?

Best airlines flying from Louisville to Key West

Compare and see reviews for airlines that fly from Louisville to Key West with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $258Free CancellationRating
7.9
8,424 reviews
Search Delta flights
American AirlinesPriceFrom $270Free CancellationRating
7.1
11,604 reviews
Search American Airlines flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Key West?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisville to Key West. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Louisville to Key West with flexible booking policies on momondo?

All flight searches from Louisville to Key West on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Key West?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Louisville.

I’m not ready to book a flight from Louisville to Key West right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Louisville and alert you when they change.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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