Cheap Flights from San Antonio (SAT) to St. Thomas (SPB)

Popular airlines from San Antonio International Airport (SAT) to St. Thomas (SPB-St. Thomas Seaplane Base)

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB) cost?
Get a cheap one-way flight or cheap return flight from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB)?
Flying in can help you save, as it's the cheapest month for flights between SAT and SPB. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SAT to SPB. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB)?
Nonstop flights from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SAT to SPB?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary 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 San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB)?
Opt for a flight from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this 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 San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB) last-minute?
Booking your ticket from SAT to SPB shortly before your journey is generally more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a SAT to SPB flight and hotel package?
Booking a SAT to SPB 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. Select from our impressive range of accommodations and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to St. Thomas Seaplane Base Airport (SPB)?
Typically, you can cancel or reschedule your SAT to SPB flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Origin airport
San Antonio Intl.
Destination airport
St. Thomas Seaplane Base
Distance
2244 mi

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San Antonio to St. Thomas Flights

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

 

The best time to book a flight from San Antonio to St. Thomas

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

 

San Antonio to St. Thomas Flights
*Available to One Key members.