$157 Cheap Flights from Asuncion (ASU) to San Juan (UAQ)

View $157 flight on Fri, Mar 27, 2026Opens in a new window

Popular airlines from Asuncion (ASU-Silvio Pettirossi Intl.) to San Juan (UAQ-Domingo Faustino Sarmiento)

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

Prices were available within the past 7 days and start at $157 for one-way flights and $350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Wed, Mar 25 - Sun, Apr 5
ASU
Asuncion
UAQ
San Juan
$350 Roundtrip, found 6 days ago
$350
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Wed, Mar 25 from Asuncion to San Juan, returning Sun, Apr 5, priced at $350 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Tue, Mar 31
ASU
Asuncion
UAQ
San Juan
$380 Roundtrip, found 6 days ago
$380
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Tue, Mar 31, priced at $380 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Tue, Mar 31
ASU
Asuncion
UAQ
San Juan
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Tue, Mar 31, priced at $383 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Fri, Apr 3
ASU
Asuncion
UAQ
San Juan
$418 Roundtrip, found 6 days ago
$418
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Fri, Apr 3, priced at $418 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Fri, Apr 3
ASU
Asuncion
UAQ
San Juan
$448 Roundtrip, found 6 days ago
$448
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Fri, Apr 3, priced at $448 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Tue, Mar 31
ASU
Asuncion
UAQ
San Juan
$450 Roundtrip, found 6 days ago
$450
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Tue, Mar 31, priced at $450 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Fri, Apr 3
ASU
Asuncion
UAQ
San Juan
$451 Roundtrip, found 6 days ago
$451
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Fri, Apr 3, priced at $451 found 6 days ago
Aerolineas Argentinas
Fri, Mar 27 - Tue, Mar 31
ASU
Asuncion
UAQ
San Juan
$474 Roundtrip, found 6 days ago
$474
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Tue, Mar 31, priced at $474 found 6 days ago
Aerolineas Argentinas
Sun, Mar 29 - Sat, Apr 4
ASU
Asuncion
UAQ
San Juan
$486 Roundtrip, found 6 days ago
$486
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Sun, Mar 29 from Asuncion to San Juan, returning Sat, Apr 4, priced at $486 found 6 days ago
GOL Linhas Aereas S.A.
Fri, Mar 27 - Tue, Mar 31
ASU
Asuncion
UAQ
San Juan
$624 Roundtrip, found 6 days ago
$624
Roundtrip
found 6 days ago
Select GOL Linhas Aereas S.A. flight, departing Fri, Mar 27 from Asuncion to San Juan, returning Tue, Mar 31, priced at $624 found 6 days ago
Flights from Asuncion (ASU) to San Juan (UAQ)
Origin airport
Silvio Pettirossi Intl.
Destination airport
Domingo Faustino Sarmiento
Roundtrip price
$350
Distance
793 mi

Asuncion to San Juan Flights

The cheapest times to fly from Asuncion to San Juan

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

 

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

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

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 Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $157 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 Juan 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 Juan 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 Domingo Faustino Sarmiento Airport (UAQ) cost?
Get a cheap one-way flight from $157 or cheap return flight from $350 from Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ)?
March is the most affordable month to fly from ASU to UAQ. Traveling outside of peak seasons is often the key to finding better fares.
What is the cheapest airline that flies from Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ)?
To find the cheapest airline flying from ASU to UAQ, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ)?
You'll need to hop on a flight with a layover if you're traveling from Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from ASU to UAQ?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, airline and other factors.*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 Domingo Faustino Sarmiento Airport (UAQ)?
To avoid possible delays on the Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Domingo Faustino Sarmiento Airport (UAQ) last-minute?
Last-minute bookings from ASU to UAQ are typically more expensive. To secure the lowest rates, start looking for flights as soon as possible. That being said, if your travel plans are flexible, you may land a cheap ticket right before your journey.
Is it cheaper to book an ASU to UAQ flight and hotel package?
Compared with arranging hotels and flights separately, booking an ASU to UAQ flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Silvio Pettirossi Intl. Airport (ASU) to Domingo Faustino Sarmiento Airport (UAQ)?
If you booked your ASU to UAQ flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.