HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$104+ Cheap flights from Kentucky 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky 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 Kentucky to Costa Rica

Cheapest flights from Kentucky to Costa Rica
Explore the most affordable flight options available from Kentucky to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:10 amBNA - SJO
1 stop6h 15mSpirit Airlines
Tue 1/61:31 pmSJO - BNA
1 stop8h 56mSpirit Airlines
Deal found 12/16$421
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/236:43 amSDF - SJO
1 stop17h 02mAmerican Airlines
Sun 12/281:50 pmSJO - SDF
1 stop9h 09mAmerican Airlines
Deal found 12/17$435
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:16 pmCVG - SJO
1 stop17h 26mMultiple Airlines
Tue 12/307:45 amSJO - CVG
1 stop24h 02mMultiple Airlines
Deal found 12/17$448
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:05 amSDF - SJO
1 stop8h 20mSpirit Airlines
Tue 1/131:30 pmSJO - SDF
2 stops22h 30mSpirit Airlines
Deal found 12/16$448
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/161:00 pmBNA - SJO
1 stop7h 39mUnited Airlines
Thu 12/182:05 pmSJO - BNA
1 stop19h 00mUnited Airlines
Deal found 12/16$454
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:11 amBNA - SJO
1 stop13h 03mAmerican Airlines
Wed 12/246:20 amSJO - BNA
1 stop11h 35mAmerican Airlines
Deal found 12/16$455
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:45 amBNA - SJO
1 stop5h 57mSpirit Airlines
Wed 12/241:31 pmSJO - BNA
1 stop8h 56mSpirit Airlines
Deal found 12/15$459
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:25 pmSDF - SJO
1 stop8h 07mUnited Airlines
Tue 1/136:30 amSJO - SDF
1 stop14h 29mUnited Airlines
Deal found 12/16$466
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:18 amBNA - SJO
1 stop12h 27mAmerican Airlines
Fri 12/263:16 pmSJO - BNA
1 stop17h 39mAmerican Airlines
Deal found 12/16$474
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 pmCVG - LIR
1 stop18h 24mAmerican Airlines
Fri 1/93:23 pmLIR - CVG
2 stops20h 14mAmerican Airlines
Deal found 12/16$484
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:40 amCVG - LIR
1 stop6h 50mDelta
Mon 1/122:05 pmLIR - CVG
1 stop8h 53mDelta
Deal found 12/16$494
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:57 amCVG - SJO
1 stop30h 33mMultiple Airlines
Wed 1/2112:33 pmSJO - CVG
1 stop8h 47mMultiple Airlines
Deal found 12/17$498

Find flight deals from Kentucky to Costa Rica

Keep the following information in mind while searching for Kentucky to Costa Rica flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$274
(Expedia)

One-way from

$104
(Mytrip)

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 Kentucky to Costa Rica
Search Deals
One-way flight from Kentucky 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 Kentucky 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 December 18, 2025.
Use the filters below to find and compare flights from Kentucky to Costa Rica that are best for you.

Fly from

Kentucky

Fly to

Costa Rica

Route

Depart

Return

Price

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Wed 1/28

8:12 pm-12:22 pm

1 stop16h 10m

San José Juan Santamaria Intl

Sun 2/1

1:30 pm-7:25 am

1 stop17h 55m

$287

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Sat 4/11

6:35 am-3:16 pm

1 stop9h 41m

San José Juan Santamaria Intl

Sat 4/18

7:30 am-10:47 pm

1 stop14h 17m

$324

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Fri 1/16

6:28 am-3:20 pm

1 stop8h 52m

San José Juan Santamaria Intl

Fri 1/23

1:30 pm-8:29 am

2 stops18h 59m

$326

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Sun 2/15

8:30 am-12:22 pm

1 stop27h 52m

San José Juan Santamaria Intl

Sat 2/21

12:35 pm-7:25 am

2 stops18h 50m

$327

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Sat 1/10

8:12 pm-11:37 am

2 stops15h 25m

San José Juan Santamaria Intl

Sat 2/28

1:31 pm-7:25 am

1 stop17h 54m

$334

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Tue 2/3

3:36 pm-11:37 am

2 stops45h 01m

San José Juan Santamaria Intl

Mon 2/9

12:33 pm-2:41 pm

2 stops25h 08m

$339

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Tue 5/12

6:15 am-11:22 am

1 stop6h 07m

San José Juan Santamaria Intl

Tue 5/19

12:31 pm-11:19 pm

1 stop9h 48m

$341

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Sat 1/24

8:12 pm-12:22 pm

1 stop16h 10m

San José Juan Santamaria Intl

Sat 1/31

12:33 pm-7:25 am

2 stops18h 52m

$341

NashvilleSan José

BNA - SJO

BNASJO

Nashville Intl

Sun 2/1

8:12 pm-12:22 pm

1 stop16h 10m

San José Juan Santamaria Intl

Sat 2/28

12:35 pm-7:57 pm

1 stop7h 22m

$346

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Fri 1/30

5:35 am-12:56 pm

1 stop8h 21m

San José Juan Santamaria Intl

Fri 2/6

6:30 am-9:59 pm

1 stop14h 29m

$372

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Kentucky to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Kentucky 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 Kentucky to Costa Rica

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

Currently, April is the cheapest month in which you can book a flight from Kentucky to Costa Rica (average of $214). Flying from Kentucky 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 KY to CR?

Find hourly flight availability from Kentucky 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 December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Kentucky to Costa Rica at noon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Kentucky to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Costa Rica. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kentucky to Costa Rica flight should consider departing on Monday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

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

    Airlines like Spirit Airlines, United Airlines, and American Airlines fly from Kentucky to Costa Rica in about 8h 21m. The time it takes to get you to your destination can typically vary by up to 7h 49m. Airlines will cover a distance of 1948 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky 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 Kentucky to Costa Rica?

    Currently, April is the cheapest month in which you can book a flight from Kentucky to Costa Rica (average of $214). Flying from Kentucky 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 Kentucky to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to San José flights
John F Kennedy Intl to Panama City flights
Los Angeles to San Salvador flights
Dulles Intl to San Salvador flights
Newark to San José flights
Newark to Panama City flights
Los Angeles to Guatemala City flights
John F Kennedy Intl to Guatemala City flights
John F Kennedy Intl to Liberia flights
John F Kennedy Intl to San Salvador flights
Hobby to San Salvador flights
Los Angeles to San José flights
Dallas/Fort Worth to San Salvador flights
George Bush Intcntl to San Salvador flights
Dulles Intl to Panama City flights
Newark to Liberia flights
LaGuardia to San José flights
Dulles Intl to San José flights
Miami to Panama City flights
O'Hare Intl to San José flights
LaGuardia to Panama City flights
Newark to Guatemala City flights
Hobby to San José flights
Dallas/Fort Worth to San José flights
Boston to Liberia flights
Reagan-National to San Salvador flights
Baltimore to San Salvador flights
Los Angeles to Panama City flights
Boston to San José flights
Atlanta to San José flights
O'Hare Intl to Panama City flights
Reagan-National to San José flights
Miami to Managua flights
George Bush Intcntl to San José flights
Boston to Panama City flights
San Francisco to San José flights
Miami to San José flights
Denver to San José flights
Baltimore to San José flights
Atlanta to Panama City flights
LaGuardia to Liberia flights
Orlando to San José flights
Fort Lauderdale to San José flights
O'Hare Intl to Liberia flights
Los Angeles to Liberia flights
Dallas/Fort Worth to Panama City flights
LaGuardia to Guatemala City flights
Orlando to Panama City flights
Denver to Liberia flights
Dallas/Fort Worth to Guatemala City flights

Top 4 airlines flying from Kentucky to Costa Rica

Discover the top 4 airlines that operate flights from Kentucky 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$249Average$367FlexibilityNo cancel feeOn-time65%
DeltaCheapest$289Average$652FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$353Average$561FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$358Average$629FlexibilityNo 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.