Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Louisville to Key West from $186

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 4/5. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
$249Breeze Airways
jue., jul. 16 - mié., jul. 22
Multiple Airlines Logo
8:24 pm - 12:34 pm
SDF
-
EYW
16h 10m
1 stop
Multiple Airlines Logo
11:46 am - 10:32 am
EYW
-
SDF
22h 46m
1 stop
$276Multiple Airlines
lun., jul. 13 - mié., jul. 22
Multiple Airlines Logo
6:55 pm - 6:28 pm
SDF
-
EYW
23h 33m
1 stop
Multiple Airlines Logo
11:46 am - 10:32 am
EYW
-
SDF
22h 46m
1 stop
$278Multiple Airlines
dom., jul. 12 - mié., jul. 22
Multiple Airlines Logo
9:05 pm - 12:48 pm
SDF
-
EYW
15h 43m
1 stop
Multiple Airlines Logo
11:46 am - 10:32 am
EYW
-
SDF
22h 46m
1 stop
$282Multiple Airlines
sáb., jul. 18 - mié., jul. 22
Multiple Airlines Logo
8:24 pm - 12:34 pm
SDF
-
EYW
16h 10m
1 stop
Multiple Airlines Logo
7:53 pm - 2:07 pm
EYW
-
SDF
18h 14m
1 stop
$297Multiple Airlines
lun., jul. 13 - jue., jul. 23
Multiple Airlines Logo
7:10 pm - 1:16 pm
SDF
-
EYW
18h 06m
1 stop
Multiple Airlines Logo
11:09 am - 8:36 am
EYW
-
SDF
21h 27m
1 stop
$298Multiple Airlines
sáb., jun. 6 - vie., jun. 12
Multiple Airlines Logo
6:55 pm - 6:28 pm
SDF
-
EYW
23h 33m
1 stop
Multiple Airlines Logo
7:53 pm - 2:07 pm
EYW
-
SDF
18h 14m
1 stop
$299Multiple Airlines
dom., jul. 12 - jue., jul. 23
Delta Logo
6:00 am - 12:27 pm
SDF
-
EYW
6h 27m
1 stop
Delta Logo
6:19 pm - 12:25 am
EYW
-
SDF
6h 06m
1 stop
$303Delta
mar., may. 12 - mié., may. 20
Multiple Airlines Logo
8:48 pm - 12:34 pm
SDF
-
EYW
15h 46m
2 stops
Multiple Airlines Logo
11:46 am - 10:32 am
EYW
-
SDF
22h 46m
1 stop
$306Multiple Airlines
lun., jul. 13 - mié., jul. 22
American Airlines Logo
7:31 am - 4:30 pm
SDF
-
EYW
8h 59m
2 stops
American Airlines Logo
2:01 pm - 7:02 pm
EYW
-
SDF
5h 01m
1 stop
$308American Airlines
mar., may. 12 - mié., may. 20

Delta flights from Louisville to Key West

Our best Delta deals on Louisville to Key West flight tickets
Delta
May 12
SDF6:00 amLouisville Intl
6h 27m
1 stop
EYW12:27 pmKey West
May 20
EYW6:19 pmKey West
6h 06m
1 stop
SDF12:25 amLouisville Intl
$303
Delta
Jul 14
SDF3:24 pmLouisville Intl
4h 21m
1 stop
EYW7:45 pmKey West
Jul 23
EYW7:00 amKey West
4h 36m
1 stop
SDF11:36 amLouisville Intl
$319
Delta
Mar 29
SDF8:05 amLouisville Intl
5h 38m
1 stop
EYW1:43 pmKey West
Apr 7
EYW7:30 amKey West
4h 28m
1 stop
SDF11:58 amLouisville Intl
$341

American Airlines flights from Louisville to Key West

Our best American Airlines deals on Louisville to Key West flight tickets
American Airlines
May 12
SDF7:31 amLouisville Intl
8h 59m
2 stops
EYW4:30 pmKey West
May 20
EYW2:01 pmKey West
5h 01m
1 stop
SDF7:02 pmLouisville Intl
$308
American Airlines
May 12
SDF12:11 pmLouisville Intl
9h 42m
2 stops
EYW9:53 pmKey West
May 20
EYW11:24 amKey West
10h 44m
2 stops
SDF10:08 pmLouisville Intl
$313
American Airlines
Apr 10
SDF11:16 amLouisville Intl
7h 00m
1 stop
EYW6:16 pmKey West
Apr 17
EYW3:58 pmKey West
6h 10m
2 stops
SDF10:08 pmLouisville Intl
$324

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 marzo 12, 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

jue. 7/16

11:12 am-7:13 pm

1 stop8h 01m

Key West

mié. 7/22

11:46 am-10:32 am

1 stop22h 46m

$249

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

lun. 7/13

8:24 pm-12:34 pm

1 stop16h 10m

Key West

mié. 7/22

11:46 am-10:32 am

1 stop22h 46m

$276

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

dom. 7/12

6:55 pm-6:28 pm

1 stop23h 33m

Key West

mié. 7/22

11:46 am-10:32 am

1 stop22h 46m

$278

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

sáb. 7/18

9:05 pm-12:48 pm

1 stop15h 43m

Key West

mié. 7/22

11:46 am-10:32 am

1 stop22h 46m

$282

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

lun. 7/13

8:24 pm-12:34 pm

1 stop16h 10m

Key West

jue. 7/23

7:53 pm-2:07 pm

1 stop18h 14m

$297

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

sáb. 6/6

7:10 pm-1:16 pm

1 stop18h 06m

Key West

vie. 6/12

11:09 am-8:36 am

1 stop21h 27m

$298

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

dom. 7/12

6:55 pm-6:28 pm

1 stop23h 33m

Key West

jue. 7/23

7:53 pm-2:07 pm

1 stop18h 14m

$299
Quickest round-trip

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

mar. 5/12

6:00 am-12:27 pm

1 stop6h 27m

Key West

mié. 5/20

6:19 pm-12:25 am

1 stop6h 06m

$303

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

lun. 7/13

8:48 pm-12:34 pm

2 stops15h 46m

Key West

mié. 7/22

11:46 am-10:32 am

1 stop22h 46m

$306

LouisvilleKey West

SDF - EYW

SDFEYW

Louisville Intl

mar. 5/12

7:31 am-4:30 pm

2 stops8h 59m

Key West

mié. 5/20

2:01 pm-7:02 pm

1 stop5h 01m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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, November 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 $310. If you are unable to visit Key West during the month of November, then departing from Louisville during the month August is also very affordable. Most momondo users find prices during this month for around $348.

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 $402 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

  • 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
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,418 reviews
Search United Airlines flights
American AirlinesPriceFrom $258Free CancellationRating
7.1
11,435 reviews
Search American Airlines flights
DeltaPriceFrom $258Free CancellationRating
7.9
8,286 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sáb. 4/11
sáb. 4/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States