Cheap Flights from San Antonio (SAT) to Siena (SAY)

Popular airlines from San Antonio International Airport (SAT) to Ampugnano Airport (SAY)

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Siena (SAY-Ampugnano) cost?
Grab a cheap one-way flight or cheap return flight from San Antonio Intl. Airport (SAT) to Siena (SAY-Ampugnano) 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 Siena (SAY-Ampugnano)?
The cheapest month to fly from SAT to SAY is , when there's less demand. Off-peak season is generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Siena (SAY-Ampugnano)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from SAT to SAY. 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 Siena (SAY-Ampugnano)?
There aren't any daily nonstop flights from San Antonio Intl. Airport (SAT) to Siena (SAY-Ampugnano). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SAT to SAY?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a range of factors, such as the time of year and carrier.*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 Siena (SAY-Ampugnano)?
To avoid possible delays on the San Antonio Intl. Airport (SAT) to Siena (SAY-Ampugnano) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Siena (SAY-Ampugnano) last-minute?
Booking your plane ticket from SAT to SAY shortly before your getaway is typically more expensive. But if there's some wiggle room with your schedule, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Siena (SAY-Ampugnano)?
In most cases, you can cancel or reschedule your SAT to SAY flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Ampugnano
Distance
5726 mi

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San Antonio to Siena Flights

The cheapest times to fly from San Antonio to Siena

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

 

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

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

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 Siena 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 Siena 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 Siena 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 Siena Flights

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*Available to One Key members.