Cheap Flights from Santa Fe (SFN) to Posadas (PSS)

Popular airlines from Santa Fe (SFN-Sauce Viejo) to Posadas (PSS-Libertador General Jose de San Martin)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
Find available prices by choosing your travel dates.

Cheap Flights from Santa Fe to Posadas (SFN-PSS)

Prices were available within the past 7 days and start at for one-way flights and $195 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Aerolineas Argentinas
Flights from Santa Fe (SFN) to Posadas (PSS)
Origin airport
Sauce Viejo
Destination airport
Libertador General Jose de San Martin
Roundtrip price
$195
Distance
416 mi

Santa Fe to Posadas Flights

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

 

The best time to book a flight from Santa Fe to Posadas

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

 

Frequently asked questions

How much does a flight from Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS) cost?
Discover the latest flight deals from SFN to PSS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SFN to PSS?
The cheapest flights from SFN to PSS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SFN to PSS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SFN to PSS. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS)?
Nonstop flights from Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with Expedia’s filters. Enter your dates and select either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from SFN to PSS?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS)?
To avoid possible delays on the Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS) route, travel before 3 PM. Later departures 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 Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS) last-minute?
Booking your flight from SFN to PSS shortly before your journey is typically more expensive. However, if there’s some wiggle room with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a SFN to PSS flight and hotel package?
Opting for a SFN to PSS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our impressive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sauce Viejo Airport (SFN) to Libertador General Jose de San Martin Airport (PSS)?
In most cases, you’re able to reschedule or cancel your SFN to PSS flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline’s guidelines and fees on flight changes, or if you want more information, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.