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Costa Rica

$137+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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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 January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:30 am
SDF
-
SJO
1 stop27h 52m
Multiple Airlines
Fri 2/271:31 pm
SJO
-
SDF
1 stop20h 34m
Multiple Airlines
Deal found 1/27$337
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:30 am
SDF
-
SJO
1 stop27h 52m
Multiple Airlines
Wed 3/412:35 pm
SJO
-
SDF
1 stop20h 49m
Multiple Airlines
Deal found 1/28$340
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:33 pm
SDF
-
SJO
1 stop21h 49m
Spirit Airlines
Mon 3/1612:24 pm
SJO
-
SDF
1 stop21h 55m
Spirit Airlines
Deal found 1/27$350
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/13:33 pm
SDF
-
SJO
2 stops21h 07m
Spirit Airlines
Sun 3/811:35 am
SJO
-
SDF
1 stop22h 46m
Spirit Airlines
Deal found 1/27$355
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:14 pm
SDF
-
SJO
1 stop24h 05m
Spirit Airlines
Wed 4/1512:31 pm
SJO
-
SDF
1 stop24h 07m
Spirit Airlines
Deal found 1/28$356
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/173:33 pm
SDF
-
SJO
2 stops21h 07m
Spirit Airlines
Mon 3/21:31 pm
SJO
-
SDF
1 stop24h 07m
Spirit Airlines
Deal found 1/27$357
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/61:19 pm
SDF
-
SJO
1 stop23h 21m
Spirit Airlines
Sun 3/811:35 am
SJO
-
SDF
1 stop22h 46m
Spirit Airlines
Deal found 1/26$364
This Delta deal was found by Cheapflights users on 1/28. 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.
Mon 2/235:33 am
SDF
-
LIR
1 stop9h 17m
Delta
Fri 2/273:05 pm
LIR
-
SDF
1 stop17h 23m
Delta
Deal found 1/28$374
This American Airlines deal was found by Cheapflights users on 1/28. 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.
Mon 2/235:00 am
SDF
-
SJO
2 stops16h 33m
American Airlines
Wed 3/47:00 am
SJO
-
SDF
2 stops15h 05m
American Airlines
Deal found 1/28$378
This Delta deal was found by Cheapflights users on 1/28. 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.
Tue 2/245:33 am
SDF
-
LIR
1 stop8h 17m
Delta
Fri 2/272:45 pm
LIR
-
SDF
2 stops29h 29m
Delta
Deal found 1/28$379
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 2/205:35 am
SDF
-
LIR
1 stop8h 20m
United Airlines
Wed 2/258:35 am
LIR
-
SDF
1 stop12h 11m
United Airlines
Deal found 1/26$444
This Delta deal was found by Cheapflights users on 1/28. 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.
Thu 2/267:05 am
SDF
-
LIR
1 stop7h 45m
Delta
Fri 2/272:45 pm
LIR
-
SDF
2 stops29h 29m
Delta
Deal found 1/28$449

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$337
(Kiwi.com)

One-way from

$137
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$484
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. 17% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Mon 2/23

9:30 am-12:22 pm

1 stop27h 52m

San José Juan Santamaria Intl

Wed 3/4

12:35 pm-10:24 am

1 stop20h 49m

$340

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sun 3/1

3:33 pm-11:40 am

2 stops21h 07m

San José Juan Santamaria Intl

Sun 3/8

11:35 am-12:21 pm

1 stop22h 46m

$355

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Tue 2/17

3:33 pm-11:40 am

2 stops21h 07m

San José Juan Santamaria Intl

Mon 3/2

1:31 pm-2:38 pm

1 stop24h 07m

$357

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Mon 2/23

5:33 am-1:50 pm

1 stop9h 17m

Liberia

Fri 2/27

3:05 pm-9:28 am

1 stop17h 23m

$374

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Wed 2/25

5:33 am-12:50 pm

1 stop8h 17m

Liberia

Fri 2/27

2:45 pm-9:14 pm

2 stops29h 29m

$379

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sun 4/26

6:01 am-11:07 am

1 stop7h 06m

San José Juan Santamaria Intl

Sat 5/2

11:35 pm-10:16 am

1 stop8h 41m

$384

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Tue 2/10

11:14 am-10:30 pm

2 stops12h 16m

San José Juan Santamaria Intl

Fri 2/13

8:00 am-9:13 pm

2 stops12h 13m

$398

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sun 3/1

5:35 am-12:56 pm

1 stop8h 21m

San José Juan Santamaria Intl

Sat 3/7

12:35 pm-9:59 pm

1 stop8h 24m

$409

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Tue 4/7

7:37 am-7:07 pm

2 stops13h 30m

San José Juan Santamaria Intl

Wed 4/15

6:30 am-10:08 pm

2 stops13h 38m

$409

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Tue 2/17

7:35 am-8:12 pm

2 stops13h 37m

San José Juan Santamaria Intl

Sun 3/1

12:35 am-10:04 am

1 stop8h 29m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 27 results
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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 $406). 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.

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 January 29, 2026.
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
8,127 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

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
8,127 reviews
Delta
7.9
Good
8,127 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

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
9,215 reviews
Delta
7.9
Good
8,127 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

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
11,206 reviews
Delta
7.9
Good
8,127 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

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
8,394 reviews
Delta
7.9
Good
8,127 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

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, Delta, and United Airlines fly from Louisville to Costa Rica in about 8h 20m. The time it takes to get you to your destination can typically vary by up to 13h 29m. 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 $406). 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

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Alternative routes for Louisville to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$148Average$354FlexibilityNo cancel feeOn-time65%
DeltaCheapest$289Average$583FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$353Average$552FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$358Average$538FlexibilityNo cancel feeOn-time71%

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