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Asuncion

$328+ Cheap flights from San José (SJO) to Asuncion (ASU)

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — ASU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to Asuncion Silvio Pettirossi are usually found in May or July, booked 25 days in advance, depart on a Wednesday or Friday and return on a Friday

Cheap flight deals from San José to Asuncion

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Asuncion (ASU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$564
(Trip.com)

One-way from

$328
(Copa Airlines)

Popular in

February

Cheapest in

May

Average price

$660
From San José Juan Santamaria Intl to Asuncion Silvio Pettirossi
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One-way flight from San José Juan Santamaria Intl to Asuncion Silvio Pettirossi
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Highest demand for flights based on searches. 6% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San José to Asuncion

Cheapest flights from San José to Asuncion
Explore the most affordable flight options available from San José to Asuncion. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:55 pmSJO - ASU
1 stop11h 35mGOL
Thu 11/2012:20 pmASU - SJO
1 stop10h 20mGOL
Deal found 9/14$564
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:15 pmSJO - ASU
1 stop10h 00mMultiple Airlines
Thu 11/1312:20 pmASU - SJO
1 stop10h 20mMultiple Airlines
Deal found 9/14$626
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:00 pmSJO - ASU
1 stop10h 15mMultiple Airlines
Sat 11/2912:20 pmASU - SJO
1 stop10h 20mMultiple Airlines
Deal found 9/15$627
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:05 amSJO - ASU
2 stops25h 00mLATAM Airlines
Sun 9/218:25 amASU - SJO
1 stop10h 10mLATAM Airlines
Deal found 9/15$654
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:00 pmSJO - ASU
1 stop10h 10mLATAM Airlines
Tue 11/181:20 pmASU - SJO
2 stops29h 15mLATAM Airlines
Deal found 9/14$660
This Copa Airlines deal was found by Cheapflights users on 9/15. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:08 amSJO - ASU
1 stop17h 03mCopa Airlines
Wed 12/31:45 amASU - SJO
1 stop10h 20mCopa Airlines
Deal found 9/15$663
This Copa Airlines deal was found by Cheapflights users on 9/15. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1710:08 amSJO - ASU
1 stop10h 53mCopa Airlines
Fri 10/241:45 amASU - SJO
1 stop9h 34mCopa Airlines
Deal found 9/15$679
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:55 pmSJO - ASU
1 stop11h 35mMultiple Airlines
Wed 11/193:10 amASU - SJO
2 stops15h 25mMultiple Airlines
Deal found 9/14$685

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to Asuncion 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 September 16, 2025.
Use the filters below to find and compare flights from San José to Asuncion that are best for you.

Fly from

San José

Fly to

Asuncion

Route

Depart

Return

Price

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Mon 10/20

5:00 pm-6:10 am

1 stop10h 10m

Asuncion Silvio Pettirossi

Tue 11/18

8:25 am-3:35 pm

1 stop10h 10m

$661

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Wed 11/5

4:08 am-12:11 am

1 stop17h 03m

Asuncion Silvio Pettirossi

Sat 11/15

6:33 am-1:53 pm

1 stop10h 20m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Fri 10/24

8:49 am-12:01 am

1 stop12h 12m

Asuncion Silvio Pettirossi

Tue 11/4

1:46 am-8:19 am

1 stop9h 33m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Wed 10/22

8:11 am-12:01 am

1 stop12h 50m

Asuncion Silvio Pettirossi

Sun 10/26

6:34 am-1:53 pm

1 stop10h 19m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Wed 11/5

10:08 am-5:30 am

1 stop16h 22m

Asuncion Silvio Pettirossi

Wed 12/3

1:45 am-7:10 am

1 stop8h 25m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Sat 11/15

10:08 am-12:11 am

1 stop11h 03m

Asuncion Silvio Pettirossi

Sat 11/22

6:33 am-1:53 pm

1 stop10h 20m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Wed 10/15

8:11 am-12:01 am

1 stop12h 50m

Asuncion Silvio Pettirossi

Sun 10/19

6:32 am-1:54 pm

1 stop10h 22m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Fri 10/3

10:08 am-12:01 am

1 stop10h 53m

Asuncion Silvio Pettirossi

Thu 10/16

6:32 am-9:51 pm

1 stop18h 19m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Fri 11/21

10:08 am-12:11 am

1 stop11h 03m

Asuncion Silvio Pettirossi

Sun 11/30

1:45 am-9:05 am

1 stop10h 20m

$663

San JoséAsuncion

SJO - ASU

SJOASU

San José Juan Santamaria Intl

Thu 1/1

8:48 am-12:14 am

1 stop12h 26m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 15 results
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Best time to book a flight from San José to Asuncion

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

How far ahead should I book a flight from San José, San José Province to Asuncion?

Use this chart to determine the optimal time to book a round-trip flight from San José to Asuncion. Price data was last updated on September 12, 2025.

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from San José, San José Province to Asuncion. 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 San José, San José Province to Asuncion?

Currently, April is the cheapest month in which you can book a flight from San José, San José Province to Asuncion (average of $715). Flying from San José, San José Province to Asuncion in December is currently the most expensive (average of $1,024). 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 SJO to ASU?

Find hourly flight availability from San José to Asuncion. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from San José, San José Province to Asuncion, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 27% versus a flight in the morning.

How much does it cost to fly round-trip from San José, San José Province to Asuncion?

Reviews of airlines servicing Asuncion

Get insights into the airlines that provide service to Asuncion. 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 Asuncion. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Copa Airlines, LATAM Airlines, and Avianca from San José to Asuncion. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Entertainment

6.8

Food

6.8

Crew

8.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.
Copa Airlines
7.6
Good
1,531 reviews
Copa Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Entertainment

6.8

Food

6.8

Crew

8.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.
LATAM Airlines
7.5
Good
1,847 reviews
Copa Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Entertainment

6.8

Food

6.8

Crew

8.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.
Avianca
6.7
Okay
2,435 reviews
Copa Airlines
7.6
Good
1,531 reviews

Comfort

7.4

Overall

7.6

Entertainment

6.8

Food

6.8

Crew

8.1

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.

Related info for your journey

Find useful and relevant information for your journey from San José to Asuncion. 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 San José, San José Province to Asuncion?

    For as low as $661, LATAM Airlines can have you in Asuncion from San José, San José Province in 10h 10m. Airlines will cover a distance of 3023 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San José, San José Province to Asuncion round-trip?

    Flying on Avianca is currently your cheapest option to Asuncion, with prices starting at $321. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and LATAM Airlines, with the lowest prices starting at $330 and $493, respectively. Avianca is currently priced 44% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from San José to Asuncion?

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

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

    Yes. Cheapflights offers flight deals from San José to Asuncion 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 San José, San José Province to Asuncion?

    Currently, April is the cheapest month in which you can book a flight from San José, San José Province to Asuncion (average of $715). Flying from San José, San José Province to Asuncion in December is currently the most expensive (average of $1,024). 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

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Top 3 airlines flying from San José to Asuncion

Discover the top 3 airlines that operate flights from San José to Asuncion. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$321Average$373FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$330Average$679FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$493Average$660FlexibilityNo cancel feeOn-time81%

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