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Cheap flights from Louisville to Key West from $84

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 8/16. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
11:12 am - 7:13 pm
SDF
-
EYW
8h 01m
1 stop
Breeze Airways Logo
11:46 am - 10:32 am
EYW
-
SDF
22h 46m
1 stop
$174Breeze Airways
Thu, Aug 27 - Wed, Sep 2
Breeze Airways Logo
11:12 am - 7:13 pm
SDF
-
EYW
8h 01m
1 stop
Breeze Airways Logo
11:46 am - 10:32 am
EYW
-
SDF
22h 46m
1 stop
$185Breeze Airways
Thu, Aug 27 - Wed, Sep 2
Multiple Airlines Logo
10:25 am - 5:47 pm
SDF
-
EYW
7h 22m
1 stop
Multiple Airlines Logo
11:59 am - 10:11 am
EYW
-
SDF
22h 12m
1 stop
$228Multiple Airlines
Fri, Oct 23 - Fri, Oct 30
Breeze Airways Logo
9:09 pm - 12:19 pm
SDF
-
EYW
15h 10m
1 stop
Breeze Airways Logo
12:01 pm - 8:29 pm
EYW
-
SDF
8h 28m
1 stop
$228Breeze Airways
Sun, Oct 25 - Thu, Oct 29
American Airlines Logo
6:00 am - 1:17 pm
SDF
-
EYW
7h 17m
1 stop
American Airlines Logo
6:27 pm - 11:22 pm
EYW
-
SDF
4h 55m
1 stop
$329American Airlines
Wed, Sep 16 - Mon, Sep 21
American Airlines Logo
6:00 am - 1:03 pm
SDF
-
EYW
7h 03m
1 stop
American Airlines Logo
1:12 pm - 9:37 pm
EYW
-
SDF
8h 25m
1 stop
$329American Airlines
Wed, Oct 28 - Sun, Nov 1
Delta Logo
6:00 am - 12:53 pm
SDF
-
EYW
6h 53m
1 stop
Delta Logo
7:40 am - 12:54 pm
EYW
-
SDF
5h 14m
1 stop
$329Delta
Mon, Oct 26 - Wed, Nov 4
Delta Logo
6:00 am - 10:47 am
SDF
-
EYW
4h 47m
1 stop
Delta Logo
6:11 pm - 11:59 pm
EYW
-
SDF
5h 48m
1 stop
$329Delta
Sun, Oct 25 - Mon, Nov 2
Delta Logo
1:59 pm - 8:01 pm
SDF
-
EYW
6h 02m
1 stop
Delta Logo
6:11 pm - 11:59 pm
EYW
-
SDF
5h 48m
1 stop
$329Delta
Thu, Oct 29 - Mon, Nov 2
American Airlines Logo
6:00 am - 1:03 pm
SDF
-
EYW
7h 03m
1 stop
American Airlines Logo
1:12 pm - 9:37 pm
EYW
-
SDF
8h 25m
1 stop
$329American Airlines
Wed, Oct 28 - Sun, Nov 1

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Breeze Airways flights from Louisville to Key West

Our best Breeze Airways deals on Louisville to Key West flight tickets
Breeze Airways
Aug 27
SDF11:12 amLouisville Intl
8h 01m
1 stop
EYW7:13 pmKey West
Sep 2
EYW11:46 amKey West
22h 46m
1 stop
SDF10:32 amLouisville Intl
$174
Breeze Airways
Aug 27
SDF11:12 amLouisville Intl
8h 01m
1 stop
EYW7:13 pmKey West
Sep 2
EYW11:46 amKey West
22h 46m
1 stop
SDF10:32 amLouisville Intl
$185
Breeze Airways
Sep 6
SDF11:12 amLouisville Intl
8h 01m
1 stop
EYW7:13 pmKey West
Sep 10
EYW12:01 pmKey West
8h 28m
1 stop
SDF8:29 pmLouisville Intl
$231

Delta flights from Louisville to Key West

Our best Delta deals on Louisville to Key West flight tickets
Delta
Oct 28
SDF6:00 amLouisville Intl
4h 47m
1 stop
EYW10:47 amKey West
Nov 2
EYW6:11 pmKey West
5h 48m
1 stop
SDF11:59 pmLouisville Intl
$329
Delta
Oct 3
SDF1:37 pmLouisville Intl
6h 23m
1 stop
EYW8:00 pmKey West
Oct 13
EYW7:40 amKey West
5h 14m
1 stop
SDF12:54 pmLouisville Intl
$333
Delta
Aug 14
SDF8:05 amLouisville Intl
4h 55m
1 stop
EYW1:00 pmKey West
Aug 18
EYW7:40 amKey West
6h 38m
1 stop
SDF2:18 pmLouisville Intl
$399

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 August 2, 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

Thu 8/27

11:12 am-7:13 pm

1 stop8h 01m

Key West

Wed 9/2

11:46 am-10:32 am

1 stop22h 46m

$174

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Thu 8/27

11:12 am-7:13 pm

1 stop8h 01m

Key West

Wed 9/2

11:46 am-10:32 am

1 stop22h 46m

$185

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Fri 10/23

10:25 am-5:47 pm

1 stop7h 22m

Key West

Fri 10/30

11:59 am-10:11 am

1 stop22h 12m

$228

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 10/25

9:09 pm-12:19 pm

1 stop15h 10m

Key West

Thu 10/29

12:01 pm-8:29 pm

1 stop8h 28m

$228

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Wed 9/16

6:00 am-1:17 pm

1 stop7h 17m

Key West

Mon 9/21

6:27 pm-11:22 pm

1 stop4h 55m

$329

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Wed 10/28

6:00 am-1:03 pm

1 stop7h 03m

Key West

Sun 11/1

1:12 pm-9:37 pm

1 stop8h 25m

$329

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Mon 10/26

6:00 am-12:53 pm

1 stop6h 53m

Key West

Wed 11/4

7:40 am-12:54 pm

1 stop5h 14m

$329
Quickest round-trip

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Sun 10/25

6:00 am-10:47 am

1 stop4h 47m

Key West

Mon 11/2

6:11 pm-11:59 pm

1 stop5h 48m

$329

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Thu 10/29

1:59 pm-8:01 pm

1 stop6h 02m

Key West

Mon 11/2

6:11 pm-11:59 pm

1 stop5h 48m

$329

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

Wed 10/28

6:00 am-1:03 pm

1 stop7h 03m

Key West

Sun 11/1

1:12 pm-9:37 pm

1 stop8h 25m

$329

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Prices are currently low for flights on this route.

Typical prices usually range from $318 to $578.
The lowest price recently found on this route was $174.

What is the cheapest month to fly to Key West?

In general, February 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 $349. If you are unable to visit Key West during the month of February, then departing from Louisville during the month August is also very affordable. Most momondo users find prices during this month for around $360.

How far in advance should I book a flight from Louisville 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 $463 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 $280 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 32m

Direct flights

None
The fastest flight from Louisville to Key West takes 4h 32m
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 32m.

  • 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
American AirlinesPriceFrom $278Free CancellationRating
7.1
11,846 reviews
Search American Airlines flights
DeltaPriceFrom $282Free CancellationRating
7.8
8,493 reviews
Search Delta 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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