$284 Cheap Flights from Asuncion (ASU) to San José (SJO)

View $284 flight on Mon, Feb 2, 2026Opens in a new window

Popular airlines from Asuncion (ASU-Silvio Pettirossi Intl.) to Juan Santamaria Intl. Airport (SJO)

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Cheap Flights from Asuncion to San José (ASU-SJO)

Prices were available within the past 7 days and start at $284 for one-way flights and $546 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

GOL Linhas Aereas S.A.
Wed, Nov 26 - Sat, Dec 6
ASU
Asuncion
SJO
San José
$546 Roundtrip, found 2 days ago
$546
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Nov 26 from Asuncion to San José, returning Sat, Dec 6, priced at $546 found 2 days ago
GOL Linhas Aereas S.A.
Wed, Nov 26 - Tue, Dec 9
ASU
Asuncion
SJO
San José
$564 Roundtrip, found 2 days ago
$564
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Nov 26 from Asuncion to San José, returning Tue, Dec 9, priced at $564 found 2 days ago
GOL Linhas Aereas S.A.
Mon, Dec 1 - Sat, Dec 6
ASU
Asuncion
SJO
San José
$581 Roundtrip, found 5 days ago
$581
Roundtrip
found 5 days ago
Select GOL Linhas Aereas S.A. flight, departing Mon, Dec 1 from Asuncion to San José, returning Sat, Dec 6, priced at $581 found 5 days ago
GOL Linhas Aereas S.A.
Fri, Nov 14 - Thu, Nov 20
ASU
Asuncion
SJO
San José
$582 Roundtrip, found 6 days ago
$582
Roundtrip
found 6 days ago
Select GOL Linhas Aereas S.A. flight, departing Fri, Nov 14 from Asuncion to San José, returning Thu, Nov 20, priced at $582 found 6 days ago
GOL Linhas Aereas S.A.
Wed, Apr 1 - Thu, Apr 30
ASU
Asuncion
SJO
San José
$583 Roundtrip, found 4 days ago
$583
Roundtrip
found 4 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Apr 1 from Asuncion to San José, returning Thu, Apr 30, priced at $583 found 4 days ago
GOL Linhas Aereas S.A.
Mon, Nov 17 - Thu, Nov 20
ASU
Asuncion
SJO
San José
$601 Roundtrip, found 6 days ago
$601
Roundtrip
found 6 days ago
Select GOL Linhas Aereas S.A. flight, departing Mon, Nov 17 from Asuncion to San José, returning Thu, Nov 20, priced at $601 found 6 days ago
GOL Linhas Aereas S.A.
Fri, Nov 28 - Sun, Dec 7
ASU
Asuncion
SJO
San José
$612 Roundtrip, found 2 days ago
$612
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Fri, Nov 28 from Asuncion to San José, returning Sun, Dec 7, priced at $612 found 2 days ago
Copa
Fri, Oct 10 - Thu, Oct 23
ASU
Asuncion
SJO
San José
$630 Roundtrip, found 11 hours ago
$630
Roundtrip
found 11 hours ago
Select Copa flight, departing Fri, Oct 10 from Asuncion to San José, returning Thu, Oct 23, priced at $630 found 11 hours ago
LATAM Airlines Group
Fri, Oct 10 - Thu, Oct 23
ASU
Asuncion
SJO
San José
$645 Roundtrip, found 11 hours ago
$645
Roundtrip
found 11 hours ago
Select LATAM Airlines Group flight, departing Fri, Oct 10 from Asuncion to San José, returning Thu, Oct 23, priced at $645 found 11 hours ago
avianca
Fri, Oct 10 - Thu, Oct 23
ASU
Asuncion
SJO
San José
$687 Roundtrip, found 11 hours ago
$687
Roundtrip
found 11 hours ago
Select avianca flight, departing Fri, Oct 10 from Asuncion to San José, returning Thu, Oct 23, priced at $687 found 11 hours ago

Alternative airports near San José

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Juan Santamaria Intl. SJO. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $697
SJO
Juan Santamaria Intl.
Cheapest
Average driving time to city center20 min
Flights from $697
Flights from Asuncion (ASU) to San José (SJO)
Origin airport
Silvio Pettirossi Intl.
Destination airport
Juan Santamaría Intl.
Airlines serving
Copa, LATAM Airlines Group, United, avianca
Roundtrip price
$546
Distance
3025 mi

Asuncion to San José Flights

The cheapest times to fly from Asuncion to San José

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 Asuncion to San José are during the month of November. You can find some of the cheapest flights from Asuncion to San José with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Asuncion to San José

Sunday is one of the best days to book for cheap flights from Asuncion to San José: 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 Asuncion to San José

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 Asuncion to San José in 2025. You can also book with separate airlines for your outbound and return journeys, from $284 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 Asuncion to San José 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 Asuncion to San José 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 Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO) cost?
Discover the latest flight deals from ASU to SJO by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ASU to SJO?
The cheapest flights from ASU to SJO are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ASU to SJO?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ASU to SJO. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO)?
Direct flights from Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ASU to SJO?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO)?
Opt for a flight from Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO) last-minute?
Holding off until just before your departure to book a flight from ASU to SJO often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Be flexible with your travel plans to maximize your chances of snagging a bargain.
Is it cheaper to book an ASU to SJO flight and hotel package?
Compared with arranging hotels and flights separately, booking an ASU to SJO flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place will take the stress out of travel planning. Just secure your flights and choose from our wide range of stays, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Silvio Pettirossi Intl. Airport (ASU) to Juan Santamaria Intl. Airport (SJO)?
If you reserved your ASU to SJO flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.