HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$121+ Cheap flights from Louisville (SDF) to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJO
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Costa Rica with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Costa Rica

Cheapest flights from Louisville to Costa Rica
Explore the most affordable flight options available from Louisville to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 15, 2025.

This FlightHub deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/225:05 amSDF - SJO
1 stop8h 20mSpirit Airlines
mié. 12/311:31 pmSJO - SDF
1 stop9h 28mSpirit Airlines
Deal found 12/13$391
This American Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:00 amSDF - SJO
1 stop17h 01mAmerican Airlines
mar. 1/137:09 amSJO - SDF
1 stop10h 30mAmerican Airlines
Deal found 12/13$441
This KAYAK deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:05 amSDF - SJO
2 stops31h 37mSpirit Airlines
mar. 1/1312:33 pmSJO - SDF
1 stop23h 27mSpirit Airlines
Deal found 12/12$451
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/198:00 amSDF - SJO
1 stop15h 00mUnited Airlines
vie. 12/262:05 pmSJO - SDF
1 stop18h 58mUnited Airlines
Deal found 12/15$512
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/197:15 amSDF - SJO
1 stop6h 51mDelta
vie. 12/267:00 amSJO - SDF
1 stop10h 06mDelta
Deal found 12/13$565
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:00 amSDF - SJO
1 stop15h 39mUnited Airlines
dom. 12/286:30 amSJO - SDF
1 stop14h 24mUnited Airlines
Deal found 12/15$566
This American Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:27 amSDF - LIR
1 stop8h 10mAmerican Airlines
mié. 12/313:13 pmLIR - SDF
1 stop7h 46mAmerican Airlines
Deal found 12/15$826
This American Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/207:24 pmSDF - LIR
2 stops17h 48mAmerican Airlines
lun. 12/291:27 pmLIR - SDF
1 stop9h 49mAmerican Airlines
Deal found 12/13$849
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/255:40 amSDF - LIR
2 stops11h 28mUnited Airlines
mié. 12/313:50 pmLIR - SDF
2 stops24h 38mUnited Airlines
Deal found 12/15$906
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/265:40 amSDF - LIR
1 stop10h 00mUnited Airlines
dom. 1/43:50 pmLIR - SDF
2 stops24h 38mUnited Airlines
Deal found 12/14$1,159

Find flight deals from Louisville to Costa Rica

Keep the following information in mind while searching for Louisville to Costa Rica flight deals. Data was last updated diciembre 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$321
(KAYAK)

One-way from

$121
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$434
Provider with most accurate pricing for Louisville Intl-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-San José Juan Santamaria Intl flights.
Search Deals
From Louisville Intl to Costa Rica
Search Deals
One-way flight from Louisville Intl to Costa Rica
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Costa Rica 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
Use the filters below to find and compare flights from Louisville to Costa Rica that are best for you.

Fly from

Louisville

Fly to

Costa Rica

Route

Depart

Return

Price

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

mar. 2/3

3:36 pm-11:37 am

2 stops45h 01m

San José Juan Santamaria Intl

lun. 2/9

1:30 pm-2:41 pm

1 stop24h 11m

$321

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

dom. 2/15

7:47 pm-10:25 am

2 stops15h 38m

San José Juan Santamaria Intl

jue. 2/19

3:04 pm-10:05 am

1 stop18h 01m

$376

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

dom. 2/1

6:00 am-7:44 pm

2 stops14h 44m

San José Juan Santamaria Intl

mar. 2/10

8:00 am-10:05 pm

2 stops13h 05m

$376

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

sáb. 2/21

12:00 pm-12:22 pm

1 stop25h 22m

San José Juan Santamaria Intl

dom. 3/1

1:31 pm-12:21 pm

2 stops21h 50m

$378

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

dom. 2/15

3:33 pm-12:22 pm

1 stop21h 49m

San José Juan Santamaria Intl

jue. 2/19

1:31 pm-8:40 am

1 stop18h 09m

$380

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

mié. 2/11

7:14 pm-10:25 am

2 stops16h 11m

San José Juan Santamaria Intl

dom. 2/15

12:31 am-10:57 pm

1 stop21h 26m

$384

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

lun. 12/22

5:05 am-12:25 pm

1 stop8h 20m

San José Juan Santamaria Intl

mié. 12/31

1:31 pm-11:59 pm

1 stop9h 28m

$391

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

lun. 1/12

6:00 am-1:54 pm

2 stops8h 54m

San José Juan Santamaria Intl

vie. 1/23

6:00 am-10:12 pm

2 stops15h 12m

$416

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

mié. 1/7

6:00 am-12:50 pm

1 stop7h 50m

Liberia

mié. 1/14

3:05 pm-11:55 pm

1 stop7h 50m

$535

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

jue. 1/8

7:05 am-12:50 pm

1 stop6h 45m

Liberia

mar. 1/13

2:05 pm-11:55 pm

1 stop8h 50m

$555

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 35 results
1
2
3
4

Best time to book a flight from Louisville to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Costa Rica

What is the cheapest month to book a flight from Louisville to Costa Rica?

Currently, October is the cheapest month in which you can book a flight from Louisville to Costa Rica (average of $149). Flying from Louisville to Costa Rica in July is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SDF to CR?

Find hourly flight availability from Louisville to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 15, 2025.

When flying from Louisville to Costa Rica, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 32% versus a flight in the morning.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated diciembre 15, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Louisville to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,186 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to Costa Rica?

    For a flight from Louisville to Costa Rica, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

  • How long is the flight from Louisville to Costa Rica?

    Airlines like Spirit Airlines, American Airlines, and Delta fly from Louisville to Costa Rica in about 7h 50m. The time it takes to get you to your destination can typically vary by up to 37h 11m. Louisville and Costa Rica are separated by a distance of 1904 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Louisville to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Louisville to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Costa Rica.

  • Can I find deals for business class flights from Louisville to Costa Rica?

    Yes. Cheapflights offers flight deals from Louisville to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Costa Rica?

    Currently, October is the cheapest month in which you can book a flight from Louisville to Costa Rica (average of $149). Flying from Louisville to Costa Rica in July is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Louisville to Panama City flights
Cincinnati to San José flights
Cincinnati to Philip S.W.Goldson flights
Nashville to Panama City flights
Cincinnati to Guatemala City flights
Nashville to San José flights
Nashville to San Salvador flights
Cincinnati to Liberia flights
Nashville to Liberia flights
Louisville to San José flights
Nashville to Guatemala City flights
Nashville to Philip S.W.Goldson flights
Cincinnati to Panama City flights
Nashville to Coxen Hole flights
Louisville to Liberia flights
Knoxville to San José flights
Louisville to Guatemala City flights
Nashville to San Pedro Sula flights
Lexington to Panama City flights
Lexington to San José flights
Knoxville to Philip S.W.Goldson flights
Knoxville to Panama City flights
Knoxville to Liberia flights
Cincinnati to Coxen Hole flights
Cincinnati to San Salvador flights
Cincinnati to San Pedro Sula flights
Lexington to Philip S.W.Goldson flights
Cincinnati to Managua flights
Louisville to Philip S.W.Goldson flights
Louisville to San Salvador flights
Knoxville to Managua flights
Lexington to Liberia flights
Knoxville to Coxen Hole flights
Louisville to Managua flights
Evansville to Panama City flights
Nashville to Managua flights
Knoxville to San Salvador flights
Knoxville to Guatemala City flights
Blountville to Panama City flights
Blountville to San Pedro Sula flights
Blountville to San Salvador flights
Lexington to San Salvador flights
Lexington to Managua flights
Huntington to San José flights
Nashville to Tegucigalpa flights
Louisville to Tegucigalpa flights
Blountville to Managua flights
Blountville to San José flights
Lexington to Tegucigalpa flights

Top 4 airlines flying from Louisville to Costa Rica

Discover the top 4 airlines that operate flights from Louisville to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$249Average$367FlexibilityNo cancel feeOn-time65%
DeltaCheapest$289Average$625FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$353Average$561FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$358Average$567FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.