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

American Airlines, Southwest, 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 59% 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 August 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.

$227 Cheap Flights from Louisville to Costa Rica in 2026

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.

8:18 pm - 12:00 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

17h 42m2 stops Charlotte Douglas Miami

3:01 pm - 12:10 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

19h 09m2 stops Miami Chicago O'Hare Intl

$449American Airlines

Sun, Oct 18 - Sun, Oct 25

6:00 am - 2:00 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

10h 00m1 stop Dallas/Fort Worth

3:01 pm - 12:08 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

19h 07m2 stops Miami Philadelphia

$449American Airlines

Sun, Oct 18 - Sun, Oct 25

6:00 am - 12:45 pmSDF Louisville Intl-LIR Liberia

7h 45m1 stop Atlanta Hartsfield-Jackson

3:25 pm - 12:02 amLIR Liberia-SDF Louisville Intl

7h 37m1 stop Atlanta Hartsfield-Jackson

$486Delta

Sun, Jan 31 - Thu, Feb 4

6:00 am - 2:10 pmSDF Louisville Intl-LIR Liberia

9h 10m1 stop Atlanta Hartsfield-Jackson

3:25 pm - 12:02 amLIR Liberia-SDF Louisville Intl

7h 37m1 stop Atlanta Hartsfield-Jackson

$486Delta

Tue, Jan 26 - Fri, Jan 29

7:45 am - 1:15 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

6h 30m1 stop Orlando

1:20 pm - 9:50 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

7h 30m1 stop Orlando

$505Southwest

Fri, Nov 27 - Wed, Dec 9

5:35 pm - 12:10 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

19h 35m2 stops Nashville Intl Baltimore/Washington

1:20 pm - 9:50 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

7h 30m1 stop Orlando

$509Southwest

Fri, Nov 27 - Wed, Dec 9

7:00 am - 1:10 pmSDF Louisville Intl-LIR Liberia

7h 10m1 stop Houston George Bush Intcntl

5:20 pm - 1:03 pmLIR Liberia-SDF Louisville Intl

18h 43m1 stop Newark

$534United Airlines

Sat, Nov 14 - Tue, Nov 24

5:15 am - 4:10 pmSDF Louisville Intl-LIR Liberia

11h 55m2 stops Chicago O'Hare Intl Denver Intl

5:20 pm - 1:03 pmLIR Liberia-SDF Louisville Intl

18h 43m1 stop Newark

$534United Airlines

Thu, Nov 5 - Sat, Nov 14

6:00 am - 12:00 pmSDF Louisville Intl-LIR Liberia

8h 00m1 stop Atlanta Hartsfield-Jackson

1:25 pm - 11:59 pmLIR Liberia-SDF Louisville Intl

8h 34m1 stop Atlanta Hartsfield-Jackson

$568JetBlue

Wed, Sep 9 - Wed, Sep 16

9:17 am - 10:59 amSDF Louisville Intl-SJO San José Juan Santamaria Intl

26h 42m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

10:03 am - 10:34 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

23h 31m2 stops Panama City Tocumen Intl Washington, D.C. Dulles Intl

$581Copa Airlines

Fri, Nov 13 - Sat, Nov 21

Cheap last minute flights

Enter your travel dates to find the best prices.

5:19 pm - 3:11 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

23h 52m1 stop Orlando Sanford Intl

7:07 am - 8:06 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

10h 59m2 stops Orlando Raleigh-Durham

$914Multiple Airlines

Thu, Aug 20 - Sat, Aug 22

7:25 am - 12:21 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

6h 56m1 stop Houston George Bush Intcntl

1:25 pm - 9:38 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

18h 13m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$1,011United Airlines

Thu, Aug 20 - Mon, Aug 24

10:23 am - 7:37 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

11h 14m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

1:25 pm - 9:38 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

18h 13m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$1,011United Airlines

Thu, Aug 20 - Mon, Aug 24

6:15 am - 8:19 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

16h 04m1 stop Newark

7:55 am - 10:15 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

12h 20m1 stop Houston George Bush Intcntl

$1,022United Airlines

Thu, Aug 20 - Mon, Aug 24

6:00 am - 11:49 amSDF Louisville Intl-SJO San José Juan Santamaria Intl

7h 49m1 stop Atlanta Hartsfield-Jackson

1:14 pm - 8:46 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

17h 32m1 stop Atlanta Hartsfield-Jackson

$1,126Delta

Thu, Aug 20 - Sun, Aug 23

6:00 am - 11:29 amSDF Louisville Intl-LIR Liberia

7h 29m1 stop Miami

2:45 pm - 10:18 amLIR Liberia-SDF Louisville Intl

17h 33m2 stops Miami Charlotte Douglas

$1,185American Airlines

Thu, Aug 20 - Mon, Aug 24

3:21 pm - 11:29 amSDF Louisville Intl-LIR Liberia

22h 08m2 stops Washington, D.C. Reagan-National Miami

2:45 pm - 10:18 amLIR Liberia-SDF Louisville Intl

17h 33m2 stops Miami Charlotte Douglas

$1,185American Airlines

Thu, Aug 20 - Mon, Aug 24

6:00 am - 11:29 amSDF Louisville Intl-LIR Liberia

7h 29m1 stop Miami

2:15 pm - 10:39 amLIR Liberia-SDF Louisville Intl

18h 24m1 stop Dallas/Fort Worth

$1,506American Airlines

Thu, Aug 20 - Mon, Aug 24

10:23 am - 10:00 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

13h 37m2 stops Chicago O'Hare Intl Toronto Pearson Intl

7:10 am - 1:11 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

28h 01m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$3,297Air Canada

Thu, Aug 20 - Sun, Aug 23

7:54 pm - 12:25 pmSDF Louisville Intl-LIR Liberia

42h 31m2 stops Minneapolis St Paul Toronto Pearson Intl

1:15 pm - 8:59 pmLIR Liberia-SDF Louisville Intl

29h 44m2 stops Toronto Pearson Intl New York LaGuardia

$4,463WestJet

Wed, Aug 19 - Wed, Aug 26

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Copa Airlines flights from Louisville to Costa Rica

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

Copa Airlines

Nov 13

SDF9:17 amLouisville Intl

26h 42m

2 stops

SJO10:59 amSan José Juan Santamaria Intl

Nov 21

SJO10:03 amSan José Juan Santamaria Intl

23h 31m

2 stops

SDF10:34 amLouisville Intl

$581

Copa Airlines

Nov 20

SDF9:17 amLouisville Intl

26h 42m

2 stops

SJO10:59 amSan José Juan Santamaria Intl

Nov 26

SJO6:05 pmSan José Juan Santamaria Intl

15h 29m

2 stops

SDF10:34 amLouisville Intl

$587

Copa Airlines

Sep 5

SDF1:56 pmLouisville Intl

21h 08m

2 stops

SJO9:04 amSan José Juan Santamaria Intl

Sep 13

SJO5:55 pmSan José Juan Santamaria Intl

24h 14m

2 stops

SDF8:09 pmLouisville Intl

$629

American Airlines flights from Louisville to Costa Rica

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

American Airlines

Oct 18

SDF6:00 amLouisville Intl

10h 00m

1 stop

SJO2:00 pmSan José Juan Santamaria Intl

Oct 25

SJO3:01 pmSan José Juan Santamaria Intl

19h 07m

2 stops

SDF12:08 pmLouisville Intl

$449

American Airlines

Oct 18

SDF6:00 amLouisville Intl

10h 00m

1 stop

SJO2:00 pmSan José Juan Santamaria Intl

Oct 25

SJO1:00 pmSan José Juan Santamaria Intl

27h 37m

1 stop

SDF6:37 pmLouisville Intl

$453

American Airlines

Jan 23

SDF7:20 pmLouisville Intl

18h 01m

1 stop

LIR12:21 pmLiberia

Jan 30

LIR2:14 pmLiberia

18h 18m

1 stop

SDF9:32 amLouisville Intl

$477

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

Sun 10/18

8:18 pm-12:00 pm

2 stops17h 42m

San José Juan Santamaria Intl

Sun 10/25

3:01 pm-12:10 pm

2 stops19h 09m

$449

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Sun 10/18

6:00 am-2:00 pm

1 stop10h 00m

San José Juan Santamaria Intl

Sun 10/25

3:01 pm-12:08 pm

2 stops19h 07m

$449

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Sun 1/31

6:00 am-12:45 pm

1 stop7h 45m

Liberia

Thu 2/4

3:25 pm-12:02 am

1 stop7h 37m

$486

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Tue 1/26

6:00 am-2:10 pm

1 stop9h 10m

Liberia

Fri 1/29

3:25 pm-12:02 am

1 stop7h 37m

$486

Quickest round-trip

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Fri 11/27

7:45 am-1:15 pm

1 stop6h 30m

San José Juan Santamaria Intl

Wed 12/9

1:20 pm-9:50 pm

1 stop7h 30m

$505

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Fri 11/27

5:35 pm-12:10 pm

2 stops19h 35m

San José Juan Santamaria Intl

Wed 12/9

1:20 pm-9:50 pm

1 stop7h 30m

$509

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Sat 11/14

7:00 am-1:10 pm

1 stop7h 10m

Liberia

Tue 11/24

5:20 pm-1:03 pm

1 stop18h 43m

$534

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Thu 11/5

5:15 am-4:10 pm

2 stops11h 55m

Liberia

Sat 11/14

5:20 pm-1:03 pm

1 stop18h 43m

$534

LouisvilleLiberia

SDF Louisville Intl - LIR Liberia

SDFLIR

Louisville Intl

Wed 9/9

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Wed 9/16

1:25 pm-11:59 pm

1 stop8h 34m

$568

LouisvilleSan José

SDF Louisville Intl - SJO San José Juan Santamaria Intl

SDFSJO

Louisville Intl

Fri 11/13

9:17 am-10:59 am

2 stops26h 42m

San José Juan Santamaria Intl

Sat 11/21

10:03 am-10:34 am

2 stops23h 31m

$581

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 September. Flight prices, which tend to average around $503, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in September, then December is your next best option. Flight prices from Louisville to Costa Rica during December average around $555.

How far in advance should I book a flight from Louisville to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $570 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Louisville for as low as $396 on momondo.

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

You could potentially save up to 31% 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

Fastest flight time	6h 30m
Direct flights	None

The fastest flight from Louisville to Costa Rica takes 6h 30m

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 August 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 $295	Free Cancellation	Rating 7.8 8,508 reviews	Search Delta flights
United Airlines	PriceFrom $371	Free Cancellation	Rating 7.4 10,111 reviews	Search United Airlines flights
American Airlines	PriceFrom $371	Free Cancellation	Rating 7.1 11,941 reviews	Search American Airlines flights
Southwest	PriceFrom $537	Free Cancellation	Rating 8.0 4,219 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 $203

Flights to Liberiafrom $299

Flights to Limon

Flights to Tamarindo

Flights to Tortuguero

Flights to Golfito

Flights to Tambor

Cheap flights from Louisville to Costa Rica from $227

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 11/14. 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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Copa Airlines flights from Louisville to Costa Rica

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

American Airlines flights from Louisville to Costa Rica

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

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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?

How far in advance should I book a flight from Louisville 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

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