$330 Cheap Flights from San Juan (SJU) to Asuncion (ASU)

View $330 flight on Wed, Jun 10, 2026Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Asuncion (ASU-Silvio Pettirossi Intl.)

Cheap Flights from San Juan to Asuncion (SJU-ASU)

Prices were available within the past 7 days and start at $330 for one-way flights and $642 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Sat, Sep 5 - Sun, Sep 13
SJU
San Juan
ASU
Asuncion
$642 Roundtrip, found 2 days ago
$642
Roundtrip
found 2 days ago
Select Copa flight, departing Sat, Sep 5 from San Juan to Asuncion, returning Sun, Sep 13, priced at $642 found 2 days ago
Copa
Tue, Dec 2 - Thu, Dec 4
SJU
San Juan
ASU
Asuncion
$654 Roundtrip, found 23 hours ago
$654
Roundtrip
found 23 hours ago
Select Copa flight, departing Tue, Dec 2 from San Juan to Asuncion, returning Thu, Dec 4, priced at $654 found 23 hours ago
avianca
Fri, Dec 5 - Thu, Dec 11
SJU
San Juan
ASU
Asuncion
$661 Roundtrip, found 21 hours ago
$661
Roundtrip
found 21 hours ago
Select avianca flight, departing Fri, Dec 5 from San Juan to Asuncion, returning Thu, Dec 11, priced at $661 found 21 hours ago
United
Thu, Feb 26 - Thu, Mar 12
SJU
San Juan
ASU
Asuncion
$666 Roundtrip, found 4 hours ago
$666
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Feb 26 from San Juan to Asuncion, returning Thu, Mar 12, priced at $666 found 4 hours ago
Copa
Sat, Nov 29 - Fri, Dec 5
SJU
San Juan
ASU
Asuncion
$674 Roundtrip, found 5 days ago
$674
Roundtrip
found 5 days ago
Select Copa flight, departing Sat, Nov 29 from San Juan to Asuncion, returning Fri, Dec 5, priced at $674 found 5 days ago
Copa
Sun, Mar 22 - Wed, Apr 1
SJU
San Juan
ASU
Asuncion
$687 Roundtrip, found 4 days ago
$687
Roundtrip
found 4 days ago
Select Copa flight, departing Sun, Mar 22 from San Juan to Asuncion, returning Wed, Apr 1, priced at $687 found 4 days ago
Copa
Wed, Nov 12 - Wed, Nov 19
SJU
San Juan
ASU
Asuncion
$694 Roundtrip, found 22 hours ago
$694
Roundtrip
found 22 hours ago
Select Copa flight, departing Wed, Nov 12 from San Juan to Asuncion, returning Wed, Nov 19, priced at $694 found 22 hours ago
Copa
Thu, Mar 12 - Sun, Mar 15
SJU
San Juan
ASU
Asuncion
$701 Roundtrip, found 13 hours ago
$701
Roundtrip
found 13 hours ago
Select Copa flight, departing Thu, Mar 12 from San Juan to Asuncion, returning Sun, Mar 15, priced at $701 found 13 hours ago
Copa
Tue, Dec 2 - Thu, Dec 11
SJU
San Juan
ASU
Asuncion
$702 Roundtrip, found 12 hours ago
$702
Roundtrip
found 12 hours ago
Select Copa flight, departing Tue, Dec 2 from San Juan to Asuncion, returning Thu, Dec 11, priced at $702 found 12 hours ago
Copa
Tue, Dec 2 - Tue, Dec 9
SJU
San Juan
ASU
Asuncion
$704 Roundtrip, found 18 hours ago
$704
Roundtrip
found 18 hours ago
Select Copa flight, departing Tue, Dec 2 from San Juan to Asuncion, returning Tue, Dec 9, priced at $704 found 18 hours ago

Find the cheapest month to fly from San Juan (SJU) to Asunción (ASU)

June is typically the cheapest month to fly

From $473 - $1,359 per traveler.

Alternative airports near Asunción

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

Select flight to Silvio Pettirossi Intl. ASU. Cheapest and Closest option available. Average driving time to city center is 21 minutes. Flights from $990
ASU
Silvio Pettirossi Intl.
CheapestClosest
Average driving time to city center21 min
Flights from $990

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU) cost?
Snag a cheap one-way flight from $330 or cheap return flight from $642 from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU)?
Traveling in September may help you find better deals, as it's the cheapest month for flights between SJU and ASU. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU)?
To find the cheapest airline flying from SJU to ASU, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU)?
You'll have to take a flight with a layover when traveling from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from SJU to ASU?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on various factors, such as the season 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 Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU)?
Book a flight from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU) that leaves before 3 PM to reduce the risk of cancellations. Departures later than this 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 Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU) last-minute?
Booking your flight from SJU to ASU shortly before your trip is usually more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a SJU to ASU flight and hotel package?
Compared with arranging hotels and flights separately, booking a SJU to ASU flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of planning your trip. Just secure your flights and choose from our wide range of hotels, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Silvio Pettirossi Intl. Airport (ASU)?
If you reserved your SJU to ASU flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Silvio Pettirossi Intl.
Airlines serving
Copa, United, avianca
Roundtrip price
$641
Distance
3071 mi

Book with confidence

San Juan to Asuncion Flights

The cheapest times to fly from San Juan to Asuncion

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

 

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

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

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 Juan to Asuncion in 2025. You can also book with separate airlines for your outbound and return journeys, from $330 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 Juan to Asuncion 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 Juan to Asuncion 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.

 

San Juan to Asuncion Flights

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*Available to One Key members.