$93 Cheap Flights from Mendoza (MDZ) to Posadas (PSS)

View $93 flight on Tue, Dec 2, 2025Opens in a new window

Popular airlines from Mendoza (MDZ-Governor Francisco Gabrielli Intl.) to Posadas (PSS-Libertador General Jose de San Martin)

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Cheap Flights from Mendoza to Posadas (MDZ-PSS)

Prices were available within the past 7 days and start at $93 for one-way flights and $188 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Tue, Dec 2 - Tue, Dec 16
MDZ
Mendoza
PSS
Posadas
$188 Roundtrip, found 3 days ago
$188
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Tue, Dec 2 from Mendoza to Posadas, returning Tue, Dec 16, priced at $188 found 3 days ago
Aerolineas Argentinas
Tue, Dec 2 - Wed, Dec 17
MDZ
Mendoza
PSS
Posadas
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Tue, Dec 2 from Mendoza to Posadas, returning Wed, Dec 17, priced at $202 found 3 days ago
Aerolineas Argentinas
Tue, Dec 2 - Thu, Dec 18
MDZ
Mendoza
PSS
Posadas
$208 Roundtrip, found 3 days ago
$208
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Tue, Dec 2 from Mendoza to Posadas, returning Thu, Dec 18, priced at $208 found 3 days ago
Aerolineas Argentinas
Tue, Jan 20 - Tue, Feb 3
MDZ
Mendoza
PSS
Posadas
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Tue, Jan 20 from Mendoza to Posadas, returning Tue, Feb 3, priced at $223 found 3 days ago
Aerolineas Argentinas
Wed, Dec 3 - Tue, Dec 16
MDZ
Mendoza
PSS
Posadas
$224 Roundtrip, found 3 days ago
$224
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Wed, Dec 3 from Mendoza to Posadas, returning Tue, Dec 16, priced at $224 found 3 days ago
Aerolineas Argentinas
Tue, Dec 2 - Mon, Dec 22
MDZ
Mendoza
PSS
Posadas
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Tue, Dec 2 from Mendoza to Posadas, returning Mon, Dec 22, priced at $232 found 3 days ago
Aerolineas Argentinas
Tue, Jan 20 - Fri, Feb 6
MDZ
Mendoza
PSS
Posadas
$236 Roundtrip, found 3 days ago
$236
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Tue, Jan 20 from Mendoza to Posadas, returning Fri, Feb 6, priced at $236 found 3 days ago
Aerolineas Argentinas
Wed, Jan 21 - Tue, Feb 3
MDZ
Mendoza
PSS
Posadas
$238 Roundtrip, found 3 days ago
$238
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Wed, Jan 21 from Mendoza to Posadas, returning Tue, Feb 3, priced at $238 found 3 days ago
Aerolineas Argentinas
Thu, Dec 4 - Tue, Dec 16
MDZ
Mendoza
PSS
Posadas
$243 Roundtrip, found 3 days ago
$243
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Thu, Dec 4 from Mendoza to Posadas, returning Tue, Dec 16, priced at $243 found 3 days ago
Aerolineas Argentinas
Wed, Dec 3 - Thu, Dec 18
MDZ
Mendoza
PSS
Posadas
$244 Roundtrip, found 3 days ago
$244
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Wed, Dec 3 from Mendoza to Posadas, returning Thu, Dec 18, priced at $244 found 3 days ago
Aerolineas Argentinas
Wed, Dec 31 - Mon, Jan 19
MDZ
Mendoza
PSS
Posadas
$245 Roundtrip, found 3 days ago
$245
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Wed, Dec 31 from Mendoza to Posadas, returning Mon, Jan 19, priced at $245 found 3 days ago
Aerolineas Argentinas
Sat, Jan 24 - Tue, Feb 3
MDZ
Mendoza
PSS
Posadas
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Sat, Jan 24 from Mendoza to Posadas, returning Tue, Feb 3, priced at $247 found 3 days ago
Aerolineas Argentinas
Fri, Jan 23 - Tue, Feb 3
MDZ
Mendoza
PSS
Posadas
$251 Roundtrip, found 3 days ago
$251
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Fri, Jan 23 from Mendoza to Posadas, returning Tue, Feb 3, priced at $251 found 3 days ago

Frequently asked questions

How much does a flight from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS) cost?
Lock in a cheap one-way flight from $93 or cheap return flight from $188 from Governor Francisco Gabrielli Intl. Airport (MDZ) 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 deals on this route.
What is the cheapest month to fly from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS)?
Planning your trip for December can help you save, as it's the cheapest month for flights between MDZ and PSS. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS)?
To find the cheapest airline flying from MDZ to PSS, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS)?
There are no daily direct flights departing from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from MDZ to PSS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS)?
To land at Libertador General Jose de San Martin Airport (PSS) on time, pick a flight that leaves Governor Francisco Gabrielli Intl. Airport (MDZ) before 3 PM. The chance 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 Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS) last-minute?
Last-minute bookings from MDZ to PSS are generally more expensive. To secure the cheapest rates, start searching for flights well in advance. That said, if you can play around with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a MDZ to PSS flight and hotel package?
You can save money by booking a MDZ to PSS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Governor Francisco Gabrielli Intl. Airport (MDZ) to Libertador General Jose de San Martin Airport (PSS)?
It's generally possible to cancel or reschedule your MDZ to PSS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Governor Francisco Gabrielli Intl.
Destination airport
Libertador General Jose de San Martin
Roundtrip price
$187
Distance
853 mi

Book with confidence

Mendoza to Posadas Flights

The cheapest times to fly from Mendoza 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 Mendoza to Posadas are during the month of December. You can find some of the cheapest flights from Mendoza to Posadas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Mendoza to Posadas

Sunday is one of the best days to book for cheap flights from Mendoza 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 Mendoza 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 Mendoza to Posadas in 2025. You can also book with separate airlines for your outbound and return journeys, from $93 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 Mendoza 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 Mendoza 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.

 

Mendoza to Posadas Flights

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*Available to One Key members.