$195 Cheap Flights from Ponce (PSE) to St. Thomas (STT)

View $195 flight on Wed, Jan 21, 2026Opens in a new window

Popular airlines from Ponce (PSE-Mercedita) to Cyril E. King Airport (STT)

Cheap Flights from Ponce to St. Thomas (PSE-STT)

Prices were available within the past 7 days and start at $195 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 Mercedita Airport (PSE) to Cyril E. King Airport (STT) cost?
Secure a cheap one-way flight from $195 or cheap return flight from Mercedita Airport (PSE) to Cyril E. King Airport (STT) 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 Mercedita Airport (PSE) to Cyril E. King Airport (STT)?
is the least expensive month to fly from PSE to STT. Timing your trip outside of the busy season is often the key to finding better deals on flights.
Which airlines fly direct from Mercedita Airport (PSE) to Cyril E. King Airport (STT)?
You can't catch a direct flight to Cyril E. King Airport (STT) from Ponce (PSE-Mercedita). However, you can easily reach St. Thomas without any layovers by leaving from Luis Munoz Marin Intl. Airport (SJU).
What is the cheapest airline that flies from Mercedita Airport (PSE) to Cyril E. King Airport (STT)?
To find the cheapest airline that'll fly you from PSE to STT, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Mercedita Airport (PSE) to Cyril E. King Airport (STT)?
There aren't any daily direct flights departing from Mercedita Airport (PSE) to Cyril E. King Airport (STT). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from PSE to STT?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be 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 Mercedita Airport (PSE) to Cyril E. King Airport (STT)?
To land at Cyril E. King Airport (STT) on time, choose a flight that takes off from Mercedita Airport (PSE) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Cyril E. King Airport (STT) last-minute?
Last-minute bookings from PSE to STT are usually more expensive. To secure the lowest rates, start looking for flights early. That said, if your travel plans are flexible, you may find a cheap fare right before you leave.
Is it cheaper to book a PSE to STT flight and hotel package?
You'll generally save money by booking a PSE to STT 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 choosing your preferred flights and accommodations, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Mercedita Airport (PSE) to Cyril E. King Airport (STT)?
Typically, you can reschedule or cancel your PSE to STT flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Mercedita
Destination airport
Cyril E. King
Distance
106 mi

Book with confidence

Book with confidence

Ponce to St. Thomas Flights

The cheapest times to fly from Ponce to St. Thomas

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

 

The best time to book a flight from Ponce to St. Thomas

Sunday is one of the best days to book for cheap flights from Ponce to St. Thomas: 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 St. Thomas

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 St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $195 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 St. Thomas 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 St. Thomas 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 St. Thomas Flights

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*Available to One Key members.