$105 Cheap Flights from Posadas (PSS) to Mendoza (MDZ)

View $105 flight on Thu, Dec 25, 2025Opens in a new window

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

Cheap Flights from Posadas to Mendoza (PSS-MDZ)

Prices were available within the past 7 days and start at $105 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ) cost?
Grab a cheap one-way flight from $105 or cheap return flight from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ)?
Planning your trip for is a good way to save, as it's the cheapest month for flights between PSS and MDZ. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from PSS to MDZ. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ)?
You'll have to hop on a flight with a layover if you're traveling from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from PSS to MDZ?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary 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 Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ)?
To avoid potential delays on the Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**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 Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ) last-minute?
Booking your plane ticket from PSS to MDZ right before your getaway is usually more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a PSS to MDZ flight and hotel package?
Compared with arranging hotels and flights separately, booking a PSS to MDZ flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Libertador General Jose de San Martin Airport (PSS) to Governor Francisco Gabrielli Intl. Airport (MDZ)?
If you reserved your PSS to MDZ flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

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

Book with confidence

Posadas to Mendoza Flights

The cheapest times to fly from Posadas to Mendoza

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

 

The best time to book a flight from Posadas to Mendoza

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

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 Posadas to Mendoza in 2025. You can also book with separate airlines for your outbound and return journeys, from $105 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 Posadas to Mendoza 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 Posadas to Mendoza 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.

 

Posadas to Mendoza Flights

Explore a world of travel with Expedia

*Available to One Key members.