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Costa Rica

$87+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJO
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
1 adult, Economy
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Cheap 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 August 17, 2025.

Round-trip from

$276
(American Airlines)

One-way from

$87
(FlightHub)

Popular in

June

Cheapest in

October

Average price

$435
From Louisville Intl to Costa Rica
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One-way flight from Louisville Intl to Costa Rica
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Highest demand for flights based on searches. 7% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 17, 2025.

This American Airlines deal was found by Cheapflights users on 8/17. 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.
Wed 9/106:31 amSDF - SJO
1 stop15h 11mAmerican Airlines
Fri 9/196:00 amSJO - SDF
1 stop15h 58mAmerican Airlines
Deal found 8/17$276
This Delta deal was found by Cheapflights users on 8/17. 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 9/166:00 amSDF - LIR
1 stop8h 00mDelta
Thu 9/251:25 pmLIR - SDF
1 stop7h 21mDelta
Deal found 8/17$295
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 10/179:44 amSDF - SJO
1 stop10h 32mAmerican Airlines
Fri 10/246:00 amSJO - SDF
1 stop12h 21mAmerican Airlines
Deal found 8/17$296
This Expedia deal was found by Cheapflights users on 8/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/297:58 pmSDF - SJO
1 stop17h 14mSpirit Airlines
Fri 9/512:19 pmSJO - SDF
1 stop7h 45mSpirit Airlines
Deal found 8/16$309
This Delta deal was found by Cheapflights users on 8/17. 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.
Sat 9/137:00 amSDF - LIR
1 stop7h 00mDelta
Thu 9/251:25 pmLIR - SDF
1 stop8h 27mDelta
Deal found 8/17$315
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/225:31 pmSDF - SJO
1 stop19h 59mSpirit Airlines
Wed 11/121:19 pmSJO - SDF
1 stop19h 40mSpirit Airlines
Deal found 8/15$317
This Delta deal was found by Cheapflights users on 8/17. 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 12/86:00 amSDF - LIR
1 stop7h 43mDelta
Mon 12/152:10 pmLIR - SDF
1 stop8h 46mDelta
Deal found 8/17$324
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Fri 11/147:13 pmSDF - LIR
2 stops18h 03mAmerican Airlines
Fri 11/213:08 pmLIR - SDF
1 stop18h 03mAmerican Airlines
Deal found 8/15$328
This FlightHub deal was found by Cheapflights users on 8/16. 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.
Thu 12/46:00 amSDF - SJO
1 stop6h 27mSpirit Airlines
Sat 12/61:16 amSJO - SDF
1 stop7h 43mSpirit Airlines
Deal found 8/16$329
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Wed 9/176:31 amSDF - SJO
1 stop15h 11mAmerican Airlines
Wed 9/247:27 amSJO - SDF
1 stop14h 13mAmerican Airlines
Deal found 8/17$334
This Delta deal was found by Cheapflights users on 8/17. 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 12/86:00 amSDF - LIR
1 stop7h 43mDelta
Sun 12/142:10 pmLIR - SDF
1 stop8h 46mDelta
Deal found 8/17$354
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 9/146:31 amSDF - LIR
1 stop7h 18mAmerican Airlines
Thu 9/2512:49 pmLIR - SDF
1 stop9h 09mAmerican Airlines
Deal found 8/17$355

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 August 17, 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

Wed 10/22

7:32 am-6:16 pm

1 stop12h 44m

San José Juan Santamaria Intl

Wed 11/12

3:11 pm-11:39 pm

1 stop7h 28m

$276

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sun 2/1

5:47 am-11:00 pm

1 stop18h 13m

San José Juan Santamaria Intl

Tue 2/10

8:05 am-12:17 am

1 stop15h 12m

$276

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Wed 9/10

6:31 am-7:42 pm

1 stop15h 11m

San José Juan Santamaria Intl

Fri 9/19

7:27 am-11:40 pm

1 stop14h 13m

$276

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Tue 9/16

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Wed 9/24

1:25 pm-11:52 pm

1 stop8h 27m

$295

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Tue 9/16

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Thu 9/25

1:25 pm-10:46 pm

1 stop7h 21m

$295

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Sat 9/13

7:00 am-12:00 pm

1 stop7h 00m

Liberia

Wed 9/24

1:25 pm-11:52 pm

1 stop8h 27m

$315

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Fri 9/19

7:10 am-12:00 pm

1 stop6h 50m

Liberia

Wed 9/24

1:25 pm-11:52 pm

1 stop8h 27m

$315

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Sat 9/13

7:00 am-12:00 pm

1 stop7h 00m

Liberia

Thu 9/25

1:25 pm-11:52 pm

1 stop8h 27m

$315

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Fri 9/19

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Thu 9/25

1:25 pm-11:52 pm

1 stop8h 27m

$315

LouisvilleLiberia

SDF - LIR

SDFLIR

Louisville Intl

Mon 12/8

6:00 am-12:43 pm

1 stop7h 43m

Liberia

Mon 12/15

2:10 pm-11:56 pm

1 stop8h 46m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 23 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, September is the cheapest month in which you can book a flight from Louisville to Costa Rica (average of $398). Flying from Louisville to Costa Rica in March is currently the most expensive (average of $555). 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 August 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Louisville to Costa Rica as you normally would.

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 August 17, 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
8.0
Very good
7,986 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,986 reviews
Delta
8.0
Very good
7,986 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,919 reviews
Delta
8.0
Very good
7,986 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,986 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,040 reviews
Delta
8.0
Very good
7,986 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Louisville to Costa Rica one-way?

    $87 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $146 and $296, respectively.

  • 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, September is the cheapest month in which you can book a flight from Louisville to Costa Rica (average of $398). Flying from Louisville to Costa Rica in March is currently the most expensive (average of $555). 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 August 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$249Average$381FlexibilityNo cancel feeOn-time65%
DeltaCheapest$311Average$620FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$351Average$617FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$353Average$625FlexibilityNo cancel feeOn-time69%

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