$136+ 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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SJO
Mar 21 — Mar 281
1 adult, Economy
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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
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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
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Cheapest flights from Louisville to Costa RicaExplore 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 February 19, 2026.
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 February 19, 2026.
This American Airlines deal was found by Cheapflights users on 2/16. 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.
Wed 5/66:07 am
SDF
- SJO
1 stop17h 29m
American Airlines
Wed 5/132:22 pm
SJO
- SDF
1 stop7h 37m
American Airlines
Deal found 2/16![American Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 2/16. 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.
Wed 4/87:37 am
SDF
- SJO
1 stop7h 45m
American Airlines
Wed 4/156:30 am
SJO
- SDF
1 stop15h 29m
American Airlines
Deal found 2/16![American Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Sun 3/228:12 pm
SDF
- LIR
1 stop17h 25m
American Airlines
Wed 3/2512:37 pm
LIR
- SDF
1 stop9h 21m
American Airlines
Deal found 2/15![American Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 2/17. 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.
Thu 3/58:55 am
SDF
- SJO
1 stop14h 07m
Delta
Tue 3/107:00 am
SJO
- SDF
1 stop12h 16m
Delta
Deal found 2/17![Delta logo]()
$370
This American Airlines deal was found by Cheapflights users on 2/16. 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 3/56:00 am
SDF
- SJO
1 stop17h 43m
American Airlines
Tue 3/102:20 pm
SJO
- SDF
1 stop17h 44m
American Airlines
Deal found 2/16![American Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 2/19. 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 4/277:52 pm
SDF
- SJO
1 stop17h 43m
American Airlines
Sat 5/211:35 pm
SJO
- SDF
1 stop17h 45m
American Airlines
Deal found 2/19![American Airlines logo]()
$374
This KAYAK deal was found by Cheapflights users on 2/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:19 pm
SDF
- SJO
1 stop23h 21m
Spirit Airlines
Sun 3/1511:38 am
SJO
- SDF
1 stop21h 36m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
SDF
- SJO
1 stop8h 21m
United Airlines
Fri 5/11:25 pm
SJO
- SDF
2 stops18h 00m
United Airlines
Deal found 2/17![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Mon 4/277:37 am
SDF
- LIR
1 stop8h 03m
American Airlines
Fri 5/12:10 pm
LIR
- SDF
1 stop18h 05m
American Airlines
Deal found 2/17![American Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Mon 3/21:19 pm
SDF
- SJO
1 stop23h 21m
Multiple Airlines
Thu 3/51:31 pm
SJO
- SDF
1 stop18h 09m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:00 am
SDF
- LIR
2 stops11h 25m
United Airlines
Fri 5/13:27 pm
LIR
- SDF
2 stops15h 58m
United Airlines
Deal found 2/17![United Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 2/18. 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 5/147:52 pm
SDF
- LIR
1 stop17h 36m
American Airlines
Fri 5/223:47 pm
LIR
- SDF
1 stop25h 13m
American Airlines
Deal found 2/18![American Airlines logo]()
$390
Best flights from Louisville to Costa RicaDiscover carefully curated flight deals from Louisville to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 19, 2026.
Discover carefully curated flight deals from Louisville to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 19, 2026.
This American Airlines deal was found by Cheapflights users on 2/16. 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.
Wed 5/67:33 am
SDF
- SJO
2 stops13h 34m
American Airlines
Wed 5/1312:35 pm
SJO
- SDF
1 stop18h 03m
American Airlines
Deal found 2/16![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 2/17. 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.
Thu 3/58:55 am
SDF
- SJO
1 stop14h 07m
Delta
Tue 3/107:00 am
SJO
- SDF
1 stop12h 16m
Delta
Deal found 2/17![Delta logo]()
$370
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/275:00 am
SDF
- LIR
2 stops11h 25m
United Airlines
Fri 5/13:27 pm
LIR
- SDF
2 stops15h 58m
United Airlines
Deal found 2/17![United Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Mon 3/29:30 am
SDF
- SJO
2 stops27h 10m
Multiple Airlines
Thu 3/51:31 pm
SJO
- SDF
1 stop18h 09m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$406
This KAYAK deal was found by Cheapflights users on 2/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/83:33 pm
SDF
- SJO
2 stops21h 07m
Spirit Airlines
Sun 3/1511:38 am
SJO
- SDF
1 stop21h 36m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 2/16. 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.
Wed 4/86:07 am
SDF
- SJO
1 stop9h 15m
American Airlines
Wed 4/156:30 am
SJO
- SDF
2 stops15h 55m
American Airlines
Deal found 2/16![American Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Mon 4/136:07 am
SDF
- LIR
1 stop9h 33m
American Airlines
Thu 4/1612:28 pm
LIR
- SDF
1 stop7h 40m
American Airlines
Deal found 2/15![American Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 2/18. 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.
Fri 3/68:55 am
SDF
- SJO
1 stop14h 07m
Delta
Tue 3/107:00 am
SJO
- SDF
1 stop7h 30m
Delta
Deal found 2/18![Delta logo]()
$423
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Sun 3/228:12 pm
SDF
- LIR
1 stop17h 25m
American Airlines
Wed 3/2512:37 pm
LIR
- SDF
1 stop9h 21m
American Airlines
Deal found 2/15![American Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 2/18. 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 5/146:01 am
SDF
- LIR
1 stop9h 09m
American Airlines
Fri 5/2212:35 pm
LIR
- SDF
2 stops19h 40m
American Airlines
Deal found 2/18![American Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 2/18. 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 4/226:01 am
SDF
- LIR
1 stop7h 23m
American Airlines
Wed 4/2912:30 pm
LIR
- SDF
1 stop9h 29m
American Airlines
Deal found 2/18![American Airlines logo]()
$472
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Mon 3/236:07 am
SDF
- LIR
1 stop9h 06m
American Airlines
Fri 3/2712:23 pm
LIR
- SDF
1 stop10h 04m
American Airlines
Deal found 2/17![American Airlines logo]()
$544
Last-minute flights from Louisville to Costa RicaDiscover last-minute flight deals from Louisville to Costa Rica. Data last updated February 19, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Costa Rica. Data last updated February 19, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/17. 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.
Fri 2/205:33 am
SDF
- LIR
1 stop9h 42m
Delta
Sat 2/283:05 pm
LIR
- SDF
1 stop17h 23m
Delta
Deal found 2/17![Delta logo]()
$866
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Sat 2/215:00 am
SDF
- LIR
2 stops10h 13m
American Airlines
Sat 2/283:29 pm
LIR
- SDF
2 stops16h 33m
American Airlines
Deal found 2/17![American Airlines logo]()
$871
This KAYAK deal was found by Cheapflights users on 2/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:00 am
SDF
- LIR
2 stops10h 13m
GOL
Sat 2/281:45 pm
LIR
- SDF
1 stop9h 28m
GOL
Deal found 2/17![GOL logo]()
$945
This United Airlines deal was found by Cheapflights users on 2/16. 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 2/246:00 am
SDF
- SJO
1 stop15h 39m
United Airlines
Thu 3/512:35 pm
SJO
- SDF
1 stop8h 37m
United Airlines
Deal found 2/16![United Airlines logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 2/16. 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.
Mon 3/21:19 pm
SDF
- SJO
1 stop23h 21m
Multiple Airlines
Thu 3/51:31 pm
SJO
- SDF
1 stop18h 09m
Multiple Airlines
Deal found 2/16![Multiple Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 2/17. 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.
Thu 3/58:55 am
SDF
- SJO
1 stop14h 07m
Delta
Tue 3/107:00 am
SJO
- SDF
1 stop12h 16m
Delta
Deal found 2/17![Delta logo]()
$370
This American Airlines deal was found by Cheapflights users on 2/16. 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 3/56:00 am
SDF
- SJO
1 stop17h 43m
American Airlines
Tue 3/102:20 pm
SJO
- SDF
1 stop17h 44m
American Airlines
Deal found 2/16![American Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Thu 3/52:26 pm
SDF
- SJO
2 stops22h 14m
Multiple Airlines
Mon 3/912:31 pm
SJO
- SDF
1 stop24h 07m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$409
This KAYAK deal was found by Cheapflights users on 2/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/83:33 pm
SDF
- SJO
1 stop21h 49m
Spirit Airlines
Sun 3/1511:38 am
SJO
- SDF
1 stop21h 36m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$410
This KAYAK deal was found by Cheapflights users on 2/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:19 pm
SDF
- SJO
1 stop23h 21m
Spirit Airlines
Sun 3/1511:38 am
SJO
- SDF
1 stop21h 36m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Sun 3/228:12 pm
SDF
- LIR
1 stop17h 25m
American Airlines
Wed 3/2512:37 pm
LIR
- SDF
1 stop9h 21m
American Airlines
Deal found 2/15![American Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Mon 3/236:07 am
SDF
- LIR
1 stop9h 06m
American Airlines
Fri 3/2712:23 pm
LIR
- SDF
1 stop10h 04m
American Airlines
Deal found 2/17![American Airlines logo]()
$544
One-way flights from Louisville to Costa RicaSearch for one-way flight options from Louisville to Costa Rica. Find affordable one-way fares based on user searches. Data last updated February 19, 2026.
Search for one-way flight options from Louisville to Costa Rica. Find affordable one-way fares based on user searches. Data last updated February 19, 2026.
This American Airlines deal was found by Cheapflights users on 2/18. 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 4/147:37 am
SDF
- SJO
1 stop7h 45m
American Airlines
Deal found 2/18![American Airlines logo]()
$136
This American Airlines deal was found by Cheapflights users on 2/17. 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 4/76:41 pm
SDF
- SJO
2 stops18h 26m
American Airlines
Deal found 2/17![American Airlines logo]()
$141
This Delta deal was found by Cheapflights users on 2/17. 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 4/73:05 pm
SDF
- SJO
1 stop8h 10m
Delta
Deal found 2/17![Delta logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Fri 4/107:48 pm
SDF
- SJO
1 stop17h 26m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Thu 4/911:38 am
SDF
- SJO
1 stop25h 04m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$173
This Delta deal was found by Cheapflights users on 2/17. 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 4/147:05 am
SDF
- LIR
1 stop6h 55m
Delta
Deal found 2/17![Delta logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Mon 3/3012:09 pm
SDF
- SJO
1 stop24h 33m
Spirit Airlines
Deal found 2/17![Spirit Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Mon 4/137:48 pm
SDF
- SJO
2 stops16h 54m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Mon 3/309:13 pm
SDF
- SJO
2 stops39h 29m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$185
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Mon 4/66:23 pm
SDF
- LIR
1 stop21h 17m
American Airlines
Deal found 2/17![American Airlines logo]()
$189
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:43 pm
SDF
- SJO
2 stops18h 28m
United Airlines
Deal found 2/17![United Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 2/17. 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.
Fri 4/177:48 pm
SDF
- SJO
1 stop17h 27m
Multiple Airlines
Deal found 2/17![Multiple Airlines logo]()
$194
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 February 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $294 (American Airlines) |
One-way from | $136 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $394 |
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 February 19, 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
Wed 5/6
7:33 am-7:07 pm
2 stops13h 34m
San José Juan Santamaria Intl
Wed 5/13
12:35 pm-8:38 am
1 stop18h 03m
$299
LouisvilleSan José
SDF - SJO
SDFSJO
Louisville Intl
Wed 4/8
6:07 am-1:22 pm
1 stop9h 15m
San José Juan Santamaria Intl
Wed 4/15
6:30 am-12:25 am
2 stops15h 55m
$345
LouisvilleLiberia
SDF - LIR
SDFLIR
Louisville Intl
Mon 4/13
6:07 am-1:40 pm
1 stop9h 33m
Liberia
Thu 4/16
12:28 pm-10:08 pm
1 stop7h 40m
$362
LouisvilleLiberia
SDF - LIR
SDFLIR
Louisville Intl
Sun 3/22
8:12 pm-11:37 am
1 stop17h 25m
Liberia
Wed 3/25
12:37 pm-11:58 pm
1 stop9h 21m
$362
LouisvilleSan José
SDF - SJO
SDFSJO
Louisville Intl
Thu 3/5
8:55 am-10:02 pm
1 stop14h 07m
San José Juan Santamaria Intl
Tue 3/10
7:00 am-9:16 pm
1 stop12h 16m
$370
LouisvilleLiberia
SDF - LIR
SDFLIR
Louisville Intl
Mon 4/27
5:00 am-2:25 pm
2 stops11h 25m
Liberia
Fri 5/1
3:27 pm-9:25 am
2 stops15h 58m
$387
LouisvilleLiberia
SDF - LIR
SDFLIR
Louisville Intl
Thu 5/14
6:01 am-1:10 pm
1 stop9h 09m
Liberia
Fri 5/22
12:35 pm-10:15 am
2 stops19h 40m
$387
LouisvilleSan José
SDF - SJO
SDFSJO
Louisville Intl
Mon 3/2
9:30 am-11:40 am
2 stops27h 10m
San José Juan Santamaria Intl
Thu 3/5
1:31 pm-8:40 am
1 stop18h 09m
$406
LouisvilleSan José
SDF - SJO
SDFSJO
Louisville Intl
Sun 3/8
3:33 pm-10:40 am
2 stops21h 07m
San José Juan Santamaria Intl
Sun 3/15
11:38 am-11:14 am
1 stop21h 36m
$421
LouisvilleSan José
SDF - SJO
SDFSJO
Louisville Intl
Fri 3/6
8:55 am-10:02 pm
1 stop14h 07m
San José Juan Santamaria Intl
Tue 3/10
7:00 am-4:30 pm
1 stop7h 30m
$423
Showing 1-10 of 31 results
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.
SDF-SJO
SDF-LIR
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
SDF-CR0
SDF-SJO
SDF-LIR
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 August is currently the most expensive (average of $375). 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 February 19, 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.
Crew
8.5
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
7.9
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
7.9
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
7.9
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
7.9
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Entertainment
7.8
Comfort
7.9
Food
7.2
Overall
7.9
Boarding
8.1
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
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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.
Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisville to Costa Rica by cabin class
Find flights from Louisville to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisville and Costa Rica flights
Browse other Louisville and Costa Rica flight options. Last updated on February 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 February 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$354 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$289 | Average$603 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$353 | Average$533 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$355 | Average$534 | FlexibilityNo cancel fee | On-time71% |