What is the cheapest airline that flies from Louisville Intl to Costa Rica?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Louisville Intl to Costa Rica

What airlines fly to Costa Rica?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Costa Rica from Louisville according to our data. American Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 4 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Louisville Intl Airport to Costa Rica?

Prices for flights from Louisville Intl Airport to Costa Rica are updated daily.

How many operators does momondo search for flights from Louisville Intl Airport to Costa Rica?

The number of operators available for flights from Louisville Intl Airport to Costa Rica is 4 as of September 2026.

How old do you have to be to fly from Louisville Intl Airport to Costa Rica?

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 Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$215 Cheap Flights from Louisville to Costa Rica in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisville to Costa Rica

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:46 pm - 12:17 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

19h 31m2 stops Charlotte Douglas Miami

3:56 pm - 8:33 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

15h 37m2 stops Miami Charlotte Douglas

$401American Airlines

Mon, Feb 8 - Fri, Feb 26

5:46 pm - 12:17 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

19h 31m2 stops Charlotte Douglas Miami

12:35 am - 3:24 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

13h 49m1 stop Dallas/Fort Worth

$401American Airlines

Mon, Feb 8 - Thu, Feb 25

9:04 am - 7:54 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

11h 50m1 stop Dallas/Fort Worth

1:26 pm - 8:33 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

18h 07m2 stops Miami Charlotte Douglas

$471GOL

Wed, Feb 3 - Sun, Feb 21

5:00 am - 8:51 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

16h 51m2 stops Charlotte Douglas Miami

1:26 pm - 8:33 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

18h 07m2 stops Miami Charlotte Douglas

$471GOL

Sun, Feb 14 - Sun, Feb 21

6:50 am - 6:37 pmSDF Louisville Intl-LIR Liberia

12h 47m1 stop Houston George Bush Intcntl

2:06 pm - 12:10 amLIR Liberia-SDF Louisville Intl

9h 04m1 stop Chicago O'Hare Intl

$512United Airlines

Wed, Dec 30 - Thu, Feb 4

9:32 am - 8:39 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

12h 07m1 stop Houston George Bush Intcntl

12:35 pm - 9:30 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

7h 55m1 stop Houston George Bush Intcntl

$525United Airlines

Tue, Mar 2 - Tue, Mar 9

3:24 pm - 10:05 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

7h 41m1 stop Atlanta Hartsfield-Jackson

7:05 am - 12:02 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

15h 57m1 stop Atlanta Hartsfield-Jackson

$537Delta

Wed, Jan 27 - Fri, Feb 5

6:00 am - 11:45 amSDF Louisville Intl-LIR Liberia

7h 45m1 stop Atlanta Hartsfield-Jackson

2:00 pm - 11:59 pmLIR Liberia-SDF Louisville Intl

8h 59m1 stop Atlanta Hartsfield-Jackson

$554Delta

Sat, Oct 31 - Sat, Nov 7

5:35 am - 12:05 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

7h 30m1 stop Baltimore/Washington

1:50 pm - 10:35 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

7h 45m1 stop Orlando

$661Southwest

Fri, Mar 5 - Wed, Mar 10

6:40 am - 12:50 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

7h 10m1 stop Orlando

1:50 pm - 12:15 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

9h 25m1 stop Baltimore/Washington

$749Southwest

Thu, Feb 4 - Sun, Feb 21

Cheap last minute flights

Enter your travel dates to find the best prices.

7:35 pm - 1:18 pmSDF Louisville Intl-LIR Liberia

19h 43m2 stops Dallas/Fort Worth Miami

2:44 pm - 12:08 pmLIR Liberia-SDF Louisville Intl

19h 24m2 stops Miami Philadelphia

$605American Airlines

Sun, Oct 4 - Fri, Oct 9

8:11 pm - 1:43 pmSDF Louisville Intl-LIR Liberia

19h 32m2 stops Charlotte Douglas Dallas/Fort Worth

2:18 pm - 10:24 amLIR Liberia-SDF Louisville Intl

18h 06m1 stop Dallas/Fort Worth

$605American Airlines

Sun, Oct 4 - Fri, Oct 9

5:59 pm - 1:18 pmSDF Louisville Intl-LIR Liberia

21h 19m2 stops Chicago O'Hare Intl Miami

2:44 pm - 10:24 amLIR Liberia-SDF Louisville Intl

17h 40m2 stops Miami Dallas/Fort Worth

$605American Airlines

Sun, Oct 4 - Fri, Oct 9

7:35 pm - 1:18 pmSDF Louisville Intl-LIR Liberia

19h 43m2 stops Dallas/Fort Worth Miami

2:18 pm - 10:24 amLIR Liberia-SDF Louisville Intl

18h 06m1 stop Dallas/Fort Worth

$605American Airlines

Sun, Oct 4 - Fri, Oct 9

4:52 pm - 1:18 pmSDF Louisville Intl-LIR Liberia

22h 26m2 stops Charlotte Douglas Miami

2:18 pm - 10:24 amLIR Liberia-SDF Louisville Intl

18h 06m1 stop Dallas/Fort Worth

$605American Airlines

Sun, Oct 4 - Fri, Oct 9

8:11 pm - 1:18 pmSDF Louisville Intl-LIR Liberia

19h 07m2 stops Charlotte Douglas Miami

2:44 pm - 10:58 amLIR Liberia-SDF Louisville Intl

18h 14m2 stops Miami Washington, D.C. Reagan-National

$605American Airlines

Sun, Oct 4 - Fri, Oct 9

4:19 pm - 1:43 pmSDF Louisville Intl-LIR Liberia

23h 24m1 stop Dallas/Fort Worth

2:18 pm - 10:24 amLIR Liberia-SDF Louisville Intl

18h 06m1 stop Dallas/Fort Worth

$611American Airlines

Sun, Oct 4 - Fri, Oct 9

7:55 am - 3:19 pmSDF Louisville Intl-LIR Liberia

9h 24m1 stop Denver Intl

1:20 pm - 1:15 pmLIR Liberia-SDF Louisville Intl

21h 55m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$693United Airlines

Sat, Oct 3 - Mon, Oct 5

7:55 am - 3:19 pmSDF Louisville Intl-LIR Liberia

9h 24m1 stop Denver Intl

1:20 pm - 1:09 pmLIR Liberia-SDF Louisville Intl

21h 49m1 stop Houston George Bush Intcntl

$701United Airlines

Sat, Oct 3 - Mon, Oct 5

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American Airlines flights from Louisville to Costa Rica

Our best American Airlines deals on Louisville to Costa Rica flight tickets

American Airlines

Oct 20

SDF7:12 pmLouisville Intl

18h 48m

2 stops

SJO12:00 pmSan José Juan Santamaria Intl

Oct 27

SJO6:00 amSan José Juan Santamaria Intl

15h 45m

1 stop

SDF11:45 pmLouisville Intl

$401

American Airlines

Oct 20

SDF8:02 amLouisville Intl

7h 58m

1 stop

SJO2:00 pmSan José Juan Santamaria Intl

Oct 27

SJO1:00 pmSan José Juan Santamaria Intl

8h 27m

1 stop

SDF11:27 pmLouisville Intl

$439

American Airlines

Oct 20

SDF8:02 amLouisville Intl

7h 58m

1 stop

SJO2:00 pmSan José Juan Santamaria Intl

Oct 27

SJO6:00 amSan José Juan Santamaria Intl

15h 27m

2 stops

SDF11:27 pmLouisville Intl

$444

United Airlines flights from Louisville to Costa Rica

Our best United Airlines deals on Louisville to Costa Rica flight tickets

United Airlines

Dec 30

SDF6:50 amLouisville Intl

12h 47m

1 stop

LIR6:37 pmLiberia

Feb 4

LIR2:06 pmLiberia

9h 04m

1 stop

SDF12:10 amLouisville Intl

$512

United Airlines

Mar 2

SDF9:32 amLouisville Intl

12h 07m

1 stop

SJO8:39 pmSan José Juan Santamaria Intl

Mar 9

SJO12:35 pmSan José Juan Santamaria Intl

7h 55m

1 stop

SDF9:30 pmLouisville Intl

$525

United Airlines

Jan 27

SDF7:00 amLouisville Intl

12h 16m

2 stops

SJO6:16 pmSan José Juan Santamaria Intl

Feb 6

SJO8:45 amSan José Juan Santamaria Intl

9h 50m

1 stop

SDF7:35 pmLouisville Intl

$537

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Mon 2/8

5:46 pm-12:17 pm

2 stops19h 31m

San José Juan Santamaria Intl

Fri 2/26

3:56 pm-8:33 am

2 stops15h 37m

$401

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Mon 2/8

5:46 pm-12:17 pm

2 stops19h 31m

San José Juan Santamaria Intl

Thu 2/25

12:35 am-3:24 pm

1 stop13h 49m

$401

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Wed 2/3

9:04 am-7:54 pm

1 stop11h 50m

San José Juan Santamaria Intl

Sun 2/21

1:26 pm-8:33 am

2 stops18h 07m

$471

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Sun 2/14

5:00 am-8:51 pm

2 stops16h 51m

San José Juan Santamaria Intl

Sun 2/21

1:26 pm-8:33 am

2 stops18h 07m

$471

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Wed 12/30

6:50 am-6:37 pm

1 stop12h 47m

Liberia

Thu 2/4

2:06 pm-12:10 am

1 stop9h 04m

$512

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Tue 3/2

9:32 am-8:39 pm

1 stop12h 07m

San José Juan Santamaria Intl

Tue 3/9

12:35 pm-9:30 pm

1 stop7h 55m

$525

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Wed 1/27

3:24 pm-10:05 pm

1 stop7h 41m

San José Juan Santamaria Intl

Fri 2/5

7:05 am-12:02 am

1 stop15h 57m

$537

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Sat 10/31

6:00 am-11:45 am

1 stop7h 45m

Liberia

Sat 11/7

2:00 pm-11:59 pm

1 stop8h 59m

$554

Quickest round-trip

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Fri 3/5

5:35 am-12:05 pm

1 stop7h 30m

San José Juan Santamaria Intl

Wed 3/10

1:50 pm-10:35 pm

1 stop7h 45m

$661

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Thu 2/4

6:40 am-12:50 pm

1 stop7h 10m

San José Juan Santamaria Intl

Sun 2/21

1:50 pm-12:15 am

1 stop9h 25m

$749

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Costa Rica

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

Prices

Airlines

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Louisville is in January. Flight prices, which tend to average around $517, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in January, then December is your next best option. Flight prices from Louisville to Costa Rica during December average around $575.

Can stopping save me money on Louisville to Costa Rica flights?

You could potentially save up to 6% on your flight if you consider stops on a Louisville to Costa Rica flight.

Cheap Louisville to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Costa Rica

Best Price Found	$215
Fastest flight time	6h 20m
Direct flights	None

The best one-way flight to Costa Rica from Louisville in the past 72 hours is $215. The best round-trip flight deal from Louisville to Costa Rica found on momondo in the last 72 hours is $401.

The fastest flight from Louisville to Costa Rica takes 6h 20m

There are no direct flights from Louisville to Costa Rica. There are no popular flight routes from Louisville to Costa Rica.

Search flight deals

Frequently asked questions about flying from Louisville to Costa Rica

When did momondo last update prices for flights from Louisville Intl Airport to Costa Rica?
Prices for flights from Louisville Intl Airport to Costa Rica are updated daily.
How many operators does momondo search for flights from Louisville Intl Airport to Costa Rica?
The number of operators available for flights from Louisville Intl Airport to Costa Rica is 4 as of September 2026.
How old do you have to be to fly from Louisville Intl Airport to Costa Rica?
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 Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Louisville to Costa Rica

Compare and see reviews for airlines that fly from Louisville to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $351	Free Cancellation	Rating 7.8 8,608 reviews	Search Delta flights
United Airlines	PriceFrom $357	Free Cancellation	Rating 7.4 10,261 reviews	Search United Airlines flights
American Airlines	PriceFrom $371	Free Cancellation	Rating 7.0 12,097 reviews	Search American Airlines flights
Southwest	PriceFrom $537	Free Cancellation	Rating 8.0 4,204 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Costa Rica?

It is quick and easy to find Louisville to Costa Rica flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Costa Rica that suits you.

Can I find flights from Louisville to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Louisville to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Louisville to Costa Rica?

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 Costa Rica from Louisville.

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

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

An easier way to manage your Costa Rica 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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Popular cities

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Popular cities in Costa Rica

Flights to San Joséfrom $274

Flights to Liberiafrom $288

Flights to Limon

Flights to Tamarindo

Flights to Tortuguero

Flights to Golfito

Flights to Tambor

Cheap flights from Louisville to Costa Rica from $215

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 Costa Rica departing on 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Louisville to Costa Rica

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Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

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Trusted and free

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American Airlines flights from Louisville to Costa Rica

Our best American Airlines deals on Louisville to Costa Rica flight tickets

United Airlines flights from Louisville to Costa Rica

Our best United Airlines deals on Louisville to Costa Rica flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Costa Rica that are best for you.

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Louisville to Costa Rica

What is the cheapest month to fly to Costa Rica?

Can stopping save me money on Louisville to Costa Rica flights?

What is the cheapest airline that flies from Louisville Intl to Costa Rica?

What airlines fly to Costa Rica?

Cheap Louisville to Costa Rica flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Louisville to Costa Rica

Best airlines flying from Louisville to Costa Rica

Compare and see reviews for airlines that fly from Louisville to Costa Rica with momondo

Why use momondo?

An easier way to manage your Costa Rica 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Louisville flight routes

According to popular flight searches on momondo this year

Costa Rica flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Costa Rica

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Costa Rica

List of cabin classes available on flights landing in Costa Rica. Availability may vary depending on flight origin and airline.

Complete your trip to Costa Rica

Explore popular destinations other users love

According to popular flight searches on momondo this year