$364 Cheap Flights from San José (SJO) to Sao Luis (SLZ)

View $364 flight on Sat, Aug 15, 2026Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Sao Luis (SLZ-Marechal Cunha Machado Intl.)

Cheap Flights from San José to Sao Luis (SJO-SLZ)

Prices were available within the past 7 days and start at $364 for one-way flights and $835 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$835 Roundtrip, found 13 hours ago
$835
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $835 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$870 Roundtrip, found 13 hours ago
$870
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $870 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$879 Roundtrip, found 13 hours ago
$879
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $879 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$914 Roundtrip, found 13 hours ago
$914
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $914 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$938 Roundtrip, found 13 hours ago
$938
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $938 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$968 Roundtrip, found 13 hours ago
$968
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $968 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$973 Roundtrip, found 13 hours ago
$973
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $973 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$992 Roundtrip, found 13 hours ago
$992
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $992 found 13 hours ago
JetBlue Airways
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$997 Roundtrip, found 13 hours ago
$997
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $997 found 13 hours ago
LATAM Airlines Group
Tue, Jun 9 - Fri, Jun 26
SJO
San José
SLZ
São Luís
$1,013 Roundtrip, found 13 hours ago
$1,013
Roundtrip
found 13 hours ago
Select LATAM Airlines Group flight, departing Tue, Jun 9 from San José to São Luís, returning Fri, Jun 26, priced at $1,013 found 13 hours ago
Flights from San José (SJO) to Sao Luis (SLZ)
Origin airport
Juan Santamaría Intl.
Destination airport
Marechal Cunha Machado Intl.
Airlines serving
LATAM Airlines Group
Roundtrip price
$835
Distance
2883 mi

San José to Sao Luis Flights

The cheapest times to fly from San José to Sao Luis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San José to Sao Luis are during the month of June. You can find some of the cheapest flights from San José to Sao Luis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San José to Sao Luis

Sunday is one of the best days to book for cheap flights from San José to Sao Luis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San José to Sao Luis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San José to Sao Luis in 2025. You can also book with separate airlines for your outbound and return journeys, from $364 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San José to Sao Luis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San José to Sao Luis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ) cost?
Get a cheap one-way flight from $364 or cheap return flight from $835 from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ)?
The cheapest month to fly from SJO to SLZ is June, when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from SJO to SLZ. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ)?
Direct flights from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJO to SLZ?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ)?
Select a flight from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ) last-minute?
Booking your flight from SJO to SLZ right before your journey is usually more expensive. However, if there's some wiggle room with your itinerary, you could snag a cheap last-minute fare.
Is it cheaper to book a SJO to SLZ flight and hotel package?
You'll generally save money by booking a SJO to SLZ flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've chosen your preferred accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to Marechal Cunha Machado Intl. Airport (SLZ)?
In most cases, you're able to reschedule or cancel your SJO to SLZ flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.