Cheap Flights from Houston (HOU) to Posadas (PSS)

Popular airlines from Houston William Hobby Airport (HOU) to Posadas (PSS-Libertador General Jose de San Martin)

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS) cost?
Get a cheap one-way flight or cheap return flight from William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS)?
The cheapest month to fly from HOU to PSS is , when demand is low. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from HOU to PSS. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS)?
Direct flights from William P. Hobby Airport (HOU) 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 filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HOU to PSS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, including the time of year 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 William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS)?
To avoid possible delays on the William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS) route, fly before 3 PM. Later flights 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 William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS) last-minute?
Booking your plane ticket from HOU to PSS right before your getaway is generally more expensive. But if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a HOU to PSS flight and hotel package?
You'll typically save money by securing a HOU 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. After selecting your preferred flights and accommodations, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Libertador General Jose de San Martin Airport (PSS)?
If you reserved your HOU to PSS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
William P. Hobby
Destination airport
Libertador General Jose de San Martin
Distance
4720 mi

Book with confidence

Houston to Posadas Flights

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

 

The best time to book a flight from Houston to Posadas

Sunday is one of the best days to book for cheap flights from Houston 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 Houston 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 Houston 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 Houston 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 Houston 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.

 

Houston to Posadas Flights

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*Available to One Key members.