$738 Cheap Flights from San Antonio (SAT) to San Sebastian (EAS)

View $738 flight on Wed, Apr 22, 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to San Sebastian (EAS)

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Cheap Flights from San Antonio to San Sebastian (SAT-EAS)

Prices were available within the past 7 days and start at $738 for one-way flights and $1,041 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Apr 22 - Thu, May 21
SAT
San Antonio
EAS
San Sebastián
$1,041 Roundtrip, found 4 days ago
$1,041
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Apr 22 from San Antonio to San Sebastián, returning Thu, May 21, priced at $1,041 found 4 days ago
American Airlines
Wed, Apr 22 - Thu, May 21
SAT
San Antonio
EAS
San Sebastián
$1,066 Roundtrip, found 4 days ago
$1,066
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Apr 22 from San Antonio to San Sebastián, returning Thu, May 21, priced at $1,066 found 4 days ago
Iberia
Wed, Apr 22 - Thu, May 21
SAT
San Antonio
EAS
San Sebastián
$1,074 Roundtrip, found 4 days ago
$1,074
Roundtrip
found 4 days ago
Select Iberia flight, departing Wed, Apr 22 from San Antonio to San Sebastián, returning Thu, May 21, priced at $1,074 found 4 days ago
Iberia
Thu, Apr 2 - Mon, Apr 20
SAT
San Antonio
EAS
San Sebastián
$1,145 Roundtrip, found 2 days ago
$1,145
Roundtrip
found 2 days ago
Select Iberia flight, departing Thu, Apr 2 from San Antonio to San Sebastián, returning Mon, Apr 20, priced at $1,145 found 2 days ago
British Airways
Sun, Apr 19 - Sun, May 24
SAT
San Antonio
EAS
San Sebastián
$1,154 Roundtrip, found 4 days ago
$1,154
Roundtrip
found 4 days ago
Select British Airways flight, departing Sun, Apr 19 from San Antonio to San Sebastián, returning Sun, May 24, priced at $1,154 found 4 days ago
Iberia
Thu, Apr 2 - Mon, Apr 20
SAT
San Antonio
EAS
San Sebastián
$1,194 Roundtrip, found 2 days ago
$1,194
Roundtrip
found 2 days ago
Select Iberia flight, departing Thu, Apr 2 from San Antonio to San Sebastián, returning Mon, Apr 20, priced at $1,194 found 2 days ago
Iberia
Thu, Apr 2 - Mon, Apr 20
SAT
San Antonio
EAS
San Sebastián
$1,201 Roundtrip, found 2 days ago
$1,201
Roundtrip
found 2 days ago
Select Iberia flight, departing Thu, Apr 2 from San Antonio to San Sebastián, returning Mon, Apr 20, priced at $1,201 found 2 days ago

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS) cost?
Secure a cheap one-way flight from $738 or cheap return flight from $1,041 from San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS) 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 San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS)?
April is the cheapest month to fly from SAT to EAS. Timing your trip outside of the busy season is often the key to finding a great deal.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SAT to EAS flight.
How many flights per day from San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS)?
There aren't any daily direct flights available from San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from SAT to EAS?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS)?
To touch down at San Sebastian Airport (EAS) on schedule, opt for a flight that takes off from San Antonio Intl. Airport (SAT) before 3 PM. The likelihood 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 San Antonio Intl. Airport (SAT) to San Sebastian Airport (EAS) last-minute?
Last-minute bookings from SAT to EAS are usually more expensive. For the lowest rates, start searching for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a SAT to EAS flight and hotel package?
Booking a SAT to EAS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of hotels and then add activities, flights and car rentals 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 San Sebastian Airport (EAS)?
In most instances, you can cancel or modify your SAT to EAS flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
San Antonio Intl.
Destination airport
San Sebastian
Roundtrip price
$1,040
Distance
5157 mi

Book with confidence

San Antonio to San Sebastian Flights

The cheapest times to fly from San Antonio to San Sebastian

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

 

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

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

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 San Sebastian in 2025. You can also book with separate airlines for your outbound and return journeys, from $738 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 San Sebastian 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 San Sebastian 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 San Sebastian Flights

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*Available to One Key members.