How long is the flight from Louisville to San José?

For as low as $372, Spirit Airlines can have you in San José from Louisville in 7h 43m. 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.

What are the cheapest airlines flying from Louisville to San José round-trip?

Cheapflights users have booked flights from Louisville to San José round-trip from $249. Other airlines that can offer you cheap pricing are Delta, from $289, and United Airlines, from $353. These flights start at 52% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in San José ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit San José when rainfall is around 0.0 in.

If weather is an important factor for your trip to San José, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

What are the most popular airlines that fly from Louisville to San José?

When booking a flight from Louisville to San José, you may want to consider flying on American Airlines, Delta or Spirit Airlines as they are the most popular for this route.

Most accurate provider : When it comes to deals on Louisville-San José flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Louisville-San José flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Louisville-San José flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Louisville-San José flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Louisville to San José that include hotel bookings?

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

How can I find direct flights from Louisville to San José?

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

Can I find deals for business class flights from Louisville to San José?

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

$169+ Flights from Louisville to San José

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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

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Cheapflights Tip: The best prices from Louisville Intl to San José Juan Santamaria Intl are usually found in August or October, booked 29 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Louisville to San José

Cheapest flights from Louisville to San José
Explore the most affordable flight options available from Louisville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Tue 12/235:05 amSDF - SJO

1 stop8h 20mSpirit Airlines

Sun 12/281:31 pmSJO - SDF

1 stop9h 28mSpirit Airlines

Deal found 12/4

$489

Sat 12/205:05 amSDF - SJO

1 stop8h 20mSpirit Airlines

Tue 12/231:31 pmSJO - SDF

1 stop8h 18mSpirit Airlines

Deal found 12/2

$566

Fri 12/191:50 pmSDF - SJO

1 stop7h 24mAmerican Airlines

Fri 12/263:16 pmSJO - SDF

1 stop17h 52mAmerican Airlines

Deal found 12/3

$570

Fri 12/198:00 amSDF - SJO

1 stop15h 00mUnited Airlines

Fri 12/2612:35 pmSJO - SDF

1 stop8h 19mUnited Airlines

Deal found 12/3

$575

Fri 12/199:08 pmSDF - SJO

3 stops39h 34mMultiple Airlines

Fri 12/261:31 pmSJO - SDF

1 stop9h 28mMultiple Airlines

Deal found 12/3

$611

Best flights from Louisville to San José
Discover carefully curated flight deals from Louisville to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Tue 2/33:36 pmSDF - SJO

2 stops45h 01mSpirit Airlines

Mon 2/91:30 pmSJO - SDF

1 stop24h 11mSpirit Airlines

Deal found 12/2

$322

Mon 1/263:32 pmSDF - SJO

1 stop7h 43mDelta

Thu 1/297:00 amSJO - SDF

1 stop9h 01mDelta

Deal found 12/1

$372

Sat 1/248:29 amSDF - SJO

2 stops13h 10mUnited Airlines

Sat 2/78:45 amSJO - SDF

1 stop10h 11mUnited Airlines

Deal found 12/3

$372

Thu 5/148:58 amSDF - SJO

1 stop6h 12mAmerican Airlines

Wed 5/201:00 pmSJO - SDF

1 stop8h 41mAmerican Airlines

Deal found 12/2

$372

Sun 1/253:32 pmSDF - SJO

1 stop7h 43mDelta

Sun 2/17:00 amSJO - SDF

1 stop15h 50mDelta

Deal found 12/2

$372

Sun 2/16:00 amSDF - SJO

1 stop14h 44mAmerican Airlines

Tue 2/108:00 amSJO - SDF

2 stops13h 05mAmerican Airlines

Deal found 12/2

$376

Wed 2/117:14 pmSDF - SJO

2 stops18h 10mAmerican Airlines

Sun 2/1512:31 amSJO - SDF

1 stop8h 34mAmerican Airlines

Deal found 12/2

$376

Mon 1/127:00 amSDF - SJO

2 stops13h 44mAmerican Airlines

Fri 1/237:09 amSJO - SDF

2 stops14h 03mAmerican Airlines

Deal found 12/2

$376

Last-minute flights from Louisville to San José
Discover last-minute flight deals from Louisville to San José. Data last updated December 4, 2025 and is based on user searches.

Mon 1/121:55 pmSDF - SJO

1 stop22h 42mSpirit Airlines

Mon 1/191:30 pmSJO - SDF

1 stop24h 11mSpirit Airlines

Deal found 12/2

$365

Mon 1/126:00 amSDF - SJO

1 stop14h 44mAmerican Airlines

Fri 1/231:43 pmSJO - SDF

1 stop9h 16mAmerican Airlines

Deal found 12/2

$372

Sat 1/171:15 pmSDF - SJO

2 stops8h 47mAmerican Airlines

Sat 1/246:00 amSJO - SDF

1 stop16h 59mAmerican Airlines

Deal found 12/3

$434

Sun 1/253:36 pmSDF - SJO

1 stop21h 46mMultiple Airlines

Sun 2/11:30 pmSJO - SDF

2 stops19h 37mMultiple Airlines

Deal found 12/2

$357

Sun 1/253:33 pmSDF - SJO

1 stop22h 05mAmerican Airlines

Sun 2/16:38 amSJO - SDF

1 stop9h 55mAmerican Airlines

Deal found 12/3

$384

One-way flights from Louisville to San José
Search for one-way flight options from Louisville to San José. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Tue 4/73:33 pmSDF - SJO

1 stop21h 46mSpirit Airlines

Deal found 12/2

$169

Wed 4/89:15 amSDF - SJO

1 stop12h 22mUnited Airlines

Deal found 12/2

$170

Sun 4/57:57 pmSDF - SJO

2 stops15h 28mAmerican Airlines

Deal found 12/2

$176

Mon 4/67:57 pmSDF - SJO

1 stop19h 13mAmerican Airlines

Deal found 12/2

$182

Sat 4/118:30 pmSDF - SJO

1 stop18h 39mAmerican Airlines

Deal found 12/2

$183

Sat 4/115:45 pmSDF - SJO

2 stops18h 26mUnited Airlines

Deal found 12/2

$225

Tue 12/167:12 amSDF - SJO

1 stop7h 55mAmerican Airlines

Deal found 12/4

$228

Sun 4/53:30 pmSDF - SJO

1 stop20h 41mUnited Airlines

Deal found 12/2

$239

Sat 12/205:05 amSDF - SJO

2 stops31h 37mSpirit Airlines

Deal found 12/3

$243

Mon 4/69:13 pmSDF - SJO

2 stops17h 22mMultiple Airlines

Deal found 12/2

$244

Wed 4/812:33 pmSDF - SJO

3 stops22h 47mMultiple Airlines

Deal found 12/2

$246

Find flight deals from Louisville to San José

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$372 (American Airlines)
One-way from	$169 (Kiwi.com)
Popular in	June
Cheapest in	August
Average price	$496

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 San José Juan Santamaria Intl

Search Deals

One-way flight from Louisville Intl to San José Juan Santamaria Intl

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($85 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Louisville to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

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

1:30 pm-2:41 pm

1 stop24h 11m

$322

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Mon 1/26

3:32 pm-10:15 pm

1 stop7h 43m

San José Juan Santamaria Intl

Thu 1/29

7:00 am-5:01 pm

1 stop9h 01m

$372

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sat 1/24

8:29 am-8:39 pm

2 stops13h 10m

San José Juan Santamaria Intl

Sat 2/7

8:45 am-7:56 pm

1 stop10h 11m

$372

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Thu 5/14

8:58 am-1:10 pm

1 stop6h 12m

San José Juan Santamaria Intl

Wed 5/20

1:00 pm-11:41 pm

1 stop8h 41m

$372

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sun 1/25

3:32 pm-10:15 pm

1 stop7h 43m

San José Juan Santamaria Intl

Sun 2/1

7:00 am-11:50 pm

1 stop15h 50m

$372

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Sun 2/1

6:00 am-7:44 pm

1 stop14h 44m

San José Juan Santamaria Intl

Tue 2/10

8:00 am-10:05 pm

2 stops13h 05m

$376

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Wed 2/11

7:14 pm-12:24 pm

2 stops18h 10m

San José Juan Santamaria Intl

Sun 2/15

12:31 am-10:05 am

1 stop8h 34m

$376

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Mon 1/12

7:00 am-7:44 pm

2 stops13h 44m

San José Juan Santamaria Intl

Fri 1/23

7:09 am-10:12 pm

2 stops14h 03m

$376

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Tue 4/7

3:33 pm-11:19 am

1 stop21h 46m

$169

LouisvilleSan José

SDF - SJO

SDFSJO

Louisville Intl

Wed 4/8

9:00 am-8:19 pm

2 stops13h 19m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 19 results

Compare providers for flights from Louisville to San José

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to San José in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Louisville-San José flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Louisville-San José flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Louisville-San José flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Louisville-San José flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to San José

Have a flexible travel schedule? Discover the best time to fly to San José 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 San José

How far ahead should I book a flight from Louisville to San José?

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to San José. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Louisville to San José?

Currently, October is the cheapest month in which you can book a flight from Louisville to San José (average of $149). Flying from Louisville to San José 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 SJO?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 24% on flights from Louisville to San José by exploring options for tickets in the evening.

Reviews of airlines servicing San José

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Louisville to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,011 reviews

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

8,011 reviews

Delta

7.9

Good

8,011 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,066 reviews

Delta

7.9

Good

8,011 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,047 reviews

Delta

7.9

Good

8,011 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Spirit Airlines

6.3

Okay

8,157 reviews

Delta

7.9

Good

8,011 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

How long is the flight from Louisville to San José?
For as low as $372, Spirit Airlines can have you in San José from Louisville in 7h 43m. 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.
What are the cheapest airlines flying from Louisville to San José round-trip?
Cheapflights users have booked flights from Louisville to San José round-trip from $249. Other airlines that can offer you cheap pricing are Delta, from $289, and United Airlines, from $353. These flights start at 52% lower than the current average price 3 months from now.
Can I find deals for flights from Louisville to San José that include hotel bookings?
Yes. In addition to deals on Louisville to San José flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to San José?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to San José.
Can I find deals for business class flights from Louisville to San José?
Yes. Cheapflights offers flight deals from Louisville to San José 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 San José?
Currently, October is the cheapest month in which you can book a flight from Louisville to San José (average of $149). Flying from Louisville to San José 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

Heredia

Manuel Antonio

Alajuela

Monteverde

Jacó

Dominical

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Other flights to San José

Top 4 airlines flying from Louisville to San José

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$249	Average$367	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$289	Average$601	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$353	Average$561	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$360	Average$510	FlexibilityNo cancel fee	On-time71%

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$169+ Cheap flights from Louisville (SDF) to San José (SJO)

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to San José with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Louisville Intl to San José Juan Santamaria Intl are usually found in August or October, booked 29 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Louisville to San José

Cheapest flights from Louisville to San JoséExplore the most affordable flight options available from Louisville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Explore the most affordable flight options available from Louisville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

Find flight deals from Louisville to San José

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Louisville to San José that are best for you.

Compare providers for flights from Louisville to San José

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to San José in December.

Best time to book a flight from Louisville to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Louisville with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Louisville to San José

How far ahead should I book a flight from Louisville to San José?

What is the cheapest month to book a flight from Louisville to San José?

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

Reviews of airlines servicing San José

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Louisville to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Louisville to San José. 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 Louisville to San José?

What are the cheapest airlines flying from Louisville to San José round-trip?

Can I find deals for flights from Louisville to San José that include hotel bookings?

How can I find direct flights from Louisville to San José?

Can I find deals for business class flights from Louisville to San José?

What is the cheapest month to book a flight from Louisville to San José?

Traveling to a place near San José?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Louisville to San José

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Louisville to San José

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Cheapest flights from Louisville to San José
Explore the most affordable flight options available from Louisville to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.