$62 Cheap Flights from Buenos Aires (EZE) to Posadas (PSS)

View $62 flight on Sat, Nov 29, 2025Opens in a new window

Popular airlines from Ministro Pistarini Intl. Airport (EZE) to Posadas (PSS-Libertador General Jose de San Martin)

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Cheap Flights from Buenos Aires to Posadas (EZE-PSS)

Prices were available within the past 7 days and start at $62 for one-way flights and $119 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Sat, Nov 29 - Tue, Dec 16
EZE
Buenos Aires
PSS
Posadas
$119 Roundtrip, found 1 day ago
$119
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Sat, Nov 29 from Buenos Aires to Posadas, returning Tue, Dec 16, priced at $119 found 1 day ago
Aerolineas Argentinas
Tue, Nov 25 - Tue, Dec 16
EZE
Buenos Aires
PSS
Posadas
$125 Roundtrip, found 1 day ago
$125
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Tue, Nov 25 from Buenos Aires to Posadas, returning Tue, Dec 16, priced at $125 found 1 day ago
Aerolineas Argentinas
Tue, Nov 25 - Fri, Dec 12
EZE
Buenos Aires
PSS
Posadas
$130 Roundtrip, found 1 day ago
$130
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Tue, Nov 25 from Buenos Aires to Posadas, returning Fri, Dec 12, priced at $130 found 1 day ago
Aerolineas Argentinas
Tue, Nov 25 - Tue, Dec 9
EZE
Buenos Aires
PSS
Posadas
$136 Roundtrip, found 2 days ago
$136
Roundtrip
found 2 days ago
Select Aerolineas Argentinas flight, departing Tue, Nov 25 from Buenos Aires to Posadas, returning Tue, Dec 9, priced at $136 found 2 days ago
Aerolineas Argentinas
Sat, Nov 29 - Sun, Dec 14
EZE
Buenos Aires
PSS
Posadas
$138 Roundtrip, found 1 day ago
$138
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Sat, Nov 29 from Buenos Aires to Posadas, returning Sun, Dec 14, priced at $138 found 1 day ago
Aerolineas Argentinas
Tue, Nov 25 - Sun, Dec 14
EZE
Buenos Aires
PSS
Posadas
$145 Roundtrip, found 1 day ago
$145
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Tue, Nov 25 from Buenos Aires to Posadas, returning Sun, Dec 14, priced at $145 found 1 day ago
Aerolineas Argentinas
Sat, Nov 29 - Tue, Dec 16
EZE
Buenos Aires
PSS
Posadas
$146 Roundtrip, found 1 day ago
$146
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Sat, Nov 29 from Buenos Aires to Posadas, returning Tue, Dec 16, priced at $146 found 1 day ago
Aerolineas Argentinas
Sat, Nov 29 - Fri, Dec 12
EZE
Buenos Aires
PSS
Posadas
$151 Roundtrip, found 1 day ago
$151
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Sat, Nov 29 from Buenos Aires to Posadas, returning Fri, Dec 12, priced at $151 found 1 day ago
Aerolineas Argentinas
Thu, Dec 25 - Sat, Dec 27
EZE
Buenos Aires
PSS
Posadas
$154 Roundtrip, found 5 days ago
$154
Roundtrip
found 5 days ago
Select Aerolineas Argentinas flight, departing Thu, Dec 25 from Buenos Aires to Posadas, returning Sat, Dec 27, priced at $154 found 5 days ago
Aerolineas Argentinas
Tue, Nov 25 - Tue, Dec 9
EZE
Buenos Aires
PSS
Posadas
$157 Roundtrip, found 1 day ago
$157
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Tue, Nov 25 from Buenos Aires to Posadas, returning Tue, Dec 9, priced at $157 found 1 day ago

Alternative airports near Posadas

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

Select flight to Libertador General Jose de San Martin PSS. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $795
PSS
Libertador General Jose de San Martin
CheapestClosest
Average driving time to city center12 min
Flights from $795

Frequently asked questions

How much does a flight from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS) cost?
Lock in a cheap one-way flight from $62 or cheap return flight from $119 from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS) 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 Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS)?
November is the cheapest month to fly from EZE to PSS. Avoiding peak travel times is often the key to finding better deals on flights.
Which airlines fly direct from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS)?
You can't catch a nonstop flight from Buenos Aires (EZE-Ministro Pistarini Intl.) to Libertador General Jose de San Martin Airport (PSS). However, you can seamlessly travel to Posadas without any layovers by departing from Aeroparque Jorge Newbery Airport (AEP).
What is the cheapest airline that flies from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS)?
To find the cheapest airline flying from EZE to PSS, use Expedia's filter tool. Customize your search based on what matters most 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 fares upfront.
How many flights per day from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS)?
There aren't any daily nonstop flights from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from EZE to PSS?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the airline, season 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 Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS)?
To touch down at Libertador General Jose de San Martin Airport (PSS) on time, opt for a flight that leaves from Ministro Pistarini Intl. Airport (EZE) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS) last-minute?
Waiting until right before your break to book a ticket from EZE to PSS generally means paying more. While it's possible to find some last-minute discounts, they're not always guaranteed. Allow some flexibility in your schedule for a better chance of scoring a bargain.
Is it cheaper to book an EZE to PSS flight and hotel package?
Compared with arranging hotels and flights separately, booking an EZE to PSS flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Ministro Pistarini Intl. Airport (EZE) to Libertador General Jose de San Martin Airport (PSS)?
In most instances, you can modify or cancel your EZE to PSS flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you want more details, head to our Customer Service portal.

Travel information

Origin airport
Ministro Pistarini Intl.
Destination airport
Libertador General Jose de San Martin
Airlines serving
Aerolineas Argentinas
Roundtrip price
$118
Distance
534 mi
Average flight time
1 hour 40 mins

Book with confidence

Buenos Aires to Posadas Flights

The cheapest times to fly from Buenos Aires to Posadas

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

 

The best time to book a flight from Buenos Aires to Posadas

Sunday is one of the best days to book for cheap flights from Buenos Aires to Posadas: 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 Buenos Aires to Posadas

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 Buenos Aires to Posadas in 2025. You can also book with separate airlines for your outbound and return journeys, from $62 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 Buenos Aires to Posadas 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 Buenos Aires to Posadas 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.

 

Buenos Aires to Posadas Flights

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*Available to One Key members.