$154 Cheap Flights from Ponce (PSE) to San Antonio (SAT)

View $154 flight on Sun, Mar 8, 2026Opens in a new window

Popular airlines from Ponce (PSE-Mercedita) to San Antonio International Airport (SAT)

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Cheap Flights from Ponce to San Antonio (PSE-SAT)

Prices were available within the past 7 days and start at $154 for one-way flights and $327 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Mar 26 - Mon, Mar 30
PSE
Ponce
SAT
San Antonio
$327 Roundtrip, found 5 days ago
$327
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Mar 26 from Ponce to San Antonio, returning Mon, Mar 30, priced at $327 found 5 days ago
Frontier Airlines
Sat, Mar 28 - Mon, Mar 30
PSE
Ponce
SAT
San Antonio
$598 Roundtrip, found 5 days ago
$598
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Mar 28 from Ponce to San Antonio, returning Mon, Mar 30, priced at $598 found 5 days ago

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Frequently asked questions

How much does a flight from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT) cost?
Secure a cheap one-way flight from $154 or cheap return flight from $327 from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT)?
Traveling in March is a great way to save, as it's the cheapest month for flights between PSE and SAT. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest PSE to SAT flight.
How many flights per day from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT)?
Nonstop flights from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PSE to SAT?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending 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 Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT)?
Choose a flight from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be 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 Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT) last-minute?
Holding off until just before your trip to book your flight from PSE to SAT generally means paying more. While it's possible to find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for the best chance of scoring a bargain.
Is it cheaper to book a PSE to SAT flight and hotel package?
Compared with arranging flights and hotels separately, booking a PSE to SAT flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the hassle out of travel planning. Just pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Mercedita Airport (PSE) to San Antonio Intl. Airport (SAT)?
In most instances, you're able to reschedule or cancel your PSE to SAT flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like further information, visit our Customer Service portal.

Travel information

Origin airport
Mercedita
Destination airport
San Antonio Intl.
Roundtrip price
$327
Distance
2159 mi

Book with confidence

Ponce to San Antonio Flights

The cheapest times to fly from Ponce to San Antonio

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

 

The best time to book a flight from Ponce to San Antonio

Sunday is one of the best days to book for cheap flights from Ponce to San Antonio: 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 Ponce to San Antonio

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 Ponce to San Antonio in 2026. You can also book with separate airlines for your outbound and return journeys, from $154 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 Ponce to San Antonio 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 Ponce to San Antonio 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.

 

Ponce to San Antonio Flights

*Flight schedules are subject to change.

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*Available to One Key members.