Title: CA $291 Cheap Flights from Buenos Aires (AEP) to Posadas (PSS) - Expedia.ca

![Rock formation "El Arco" at Lake Posadas, Argentina](https://images.trvl-media.com/place/2887/d836a022-182c-4be3-ade6-4b3bb9158f9d.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

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# CA $291 Cheap Flights from Buenos Aires (AEP) to Posadas (PSS)

[View CA $291 flight on Tue, Dec 30, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:AEP,to:PSS,departure:30/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:290.60&airProductToken=AQotCisIwaQBEgQxNzY0GIB5IM-UASjPjIEDMLONgQM4TUAAWAFqAkVQcgRNVUVQEgoIARABGAEqAkFSGAEiBAgBEAEoAigEKAYwAQ) 

- [Roundtrip](?flightType=roundtrip)
- [One-way](?flightType=oneway)
- [Multi-city](?flightType=multicity)

### Travellers

Adults

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InfantsYounger than 2

EconomyPremium economyBusiness classFirst class

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Direct flights only

## Popular airlines from Buenos Aires (AEP-Aeroparque Jorge Newbery) to Posadas (PSS-Libertador General Jose de San Martin)

- ![Aerolineas Argentinas](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AR.svg)  
Aerolineas Argentinas  
[](https://www.expedia.ca/Flights-Search?leg1=from:AEP,to:PSS,departure:02/01/2026TANYT&leg2=from:PSS,to:AEP,departure:09/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AR"}}])

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## Cheap flights from Buenos Aires (AEP) to Posadas (PSS)

Prices were available within the past 7 days and start at CA $291 for one-way flights and CA $583 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif)

Wed, Jan 7 - Thu, Jan 8

AEP

Buenos Aires

PSS

Posadas

CA $583

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:07/01/2026TANYT&leg2=from:PSS,to:AEP,departure:08/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:582.50&airProductToken=AQotCisIwaQBEgQxNzYyGIB5IM-UASi55YEDMJ3mgQM4TUAAWAFqAkVQcgRNVUVQCi0KKwjBpAESBDE3NjkYz5QBIIB5KI33gQMw8feBAzhNQABYAWoCRVByBE1VRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB)

![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif)

Tue, Jan 6 - Sat, Jan 24

AEP

Buenos Aires

PSS

Posadas

CA $584

Roundtrip

found 3 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:06/01/2026TANYT&leg2=from:PSS,to:AEP,departure:24/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:583.60&airProductToken=AQojCiEIwaQBEgQxNzYyGIB5IM-UASjs2YEDMNDagQM4TUAAWAEKIwohCMGkARIEMTc2MxjPlAEggHkoq6aDAzCPp4MDOE1AAFgBEgoIARABGAEqAkFSGAEiBAgBEAEoBDAB)

![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif)

Wed, Jan 7 - Thu, Jan 8

AEP

Buenos Aires

PSS

Posadas

CA $732

Roundtrip

found 1 day ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:07/01/2026TANYT&leg2=from:PSS,to:AEP,departure:08/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:731.70&airProductToken=AQotCisIwaQBEgQxNzY0GIB5IM-UASjC54EDMKbogQM4WUAAWAFqAkVQcgRZVUVQCi0KKwjBpAESBDE3NjMYz5QBIIB5KJXxgQMw-fGBAzhNQABYAWoCRVByBE1VRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB)

__Flight from Buenos Aires to Posadas (AEP - PSS) route information__
| Origin airport      | Aeroparque Jorge Newbery              |
| ------------------- | ------------------------------------- |
| Destination airport | Libertador General Jose de San Martin |
| Airlines serving    | Aerolineas Argentinas                 |
| Roundtrip price     | CA $582                               |
| Distance            | 825 km                                |
| Average flight time | 1 hour 38 mins                        |

## Buenos Aires to Posadas Flights

**The easy way to book your flights from Buenos Aires to Posadas** 

With Expedia, it’s simple to find and book flights to Posadas from Buenos Aires whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 9 airlines that cover this route. There are nonstop flights to Libertador General Jose de San Martin, too. 

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buenos Aires to Posadas today, tomorrow, or this week. 

**Save dollars with cheap flights from Aeroparque Jorge Newbery, AEP to Libertador General Jose de San Martin, PSS** 

Sort your search results by price to find great deals on your flight from Buenos Aires to Posadas—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Posadas from Buenos Aires currently is just CA $583 rising to CA $732\. 

Here are more money-saving tips: 

- Fly in January when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Posadas
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!

**Reasons to choose Expedia for your flight to Posadas from Buenos Aires** 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Posadas with Expedia today.

## Frequently asked questions

### How much is a flight from Aeroparque Jorge Newbery Airport (AEP) to Posadas Airport?

### Do I need to pay a cancellation fee if I cancel my flight from Aeroparque Jorge Newbery Airport (AEP) to Posadas Airport?

### How do I find cheap flights from Aeroparque Jorge Newbery Airport to PSS that have flexible change policies?

### How many hours is the flight from AEP to PSS?

### How far is the flight from Aeroparque Jorge Newbery Airport (AEP) to PSS?

### Which airlines fly direct from AEP to Libertador General Jose de San Martin Airport (PSS)?

### Are Aeroparque Jorge Newbery Airport (AEP) to Libertador General Jose de San Martin Airport (PSS) flight tickets cheaper when they're purchased at the last minute?

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