$498 Cheap Flights from Austin (AUS) to San Sebastian (EAS)

View $498 flight on Sat, Nov 29, 2025Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian (EAS)

Cheap Flights from Austin to San Sebastian (AUS-EAS)

Prices were available within the past 7 days and start at $498 for one-way flights and $623 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Fri, Jan 9 - Fri, Jan 16
AUS
Austin
EAS
San Sebastián
$623 Roundtrip, found 1 day ago
$623
Roundtrip
found 1 day ago
Select Iberia flight, departing Fri, Jan 9 from Austin to San Sebastián, returning Fri, Jan 16, priced at $623 found 1 day ago
Iberia
Fri, Jan 9 - Fri, Jan 16
AUS
Austin
EAS
San Sebastián
$628 Roundtrip, found 1 day ago
$628
Roundtrip
found 1 day ago
Select Iberia flight, departing Fri, Jan 9 from Austin to San Sebastián, returning Fri, Jan 16, priced at $628 found 1 day ago
Iberia
Fri, Jan 9 - Fri, Jan 16
AUS
Austin
EAS
San Sebastián
$631 Roundtrip, found 1 day ago
$631
Roundtrip
found 1 day ago
Select Iberia flight, departing Fri, Jan 9 from Austin to San Sebastián, returning Fri, Jan 16, priced at $631 found 1 day ago
Iberia
Sun, Dec 7 - Sun, Dec 14
AUS
Austin
EAS
San Sebastián
$631 Roundtrip, found 4 days ago
$631
Roundtrip
found 4 days ago
Select Iberia flight, departing Sun, Dec 7 from Austin to San Sebastián, returning Sun, Dec 14, priced at $631 found 4 days ago
Iberia
Fri, Jan 9 - Fri, Jan 16
AUS
Austin
EAS
San Sebastián
$633 Roundtrip, found 1 day ago
$633
Roundtrip
found 1 day ago
Select Iberia flight, departing Fri, Jan 9 from Austin to San Sebastián, returning Fri, Jan 16, priced at $633 found 1 day ago
Iberia
Fri, Jan 9 - Fri, Jan 16
AUS
Austin
EAS
San Sebastián
$636 Roundtrip, found 1 day ago
$636
Roundtrip
found 1 day ago
Select Iberia flight, departing Fri, Jan 9 from Austin to San Sebastián, returning Fri, Jan 16, priced at $636 found 1 day ago
Iberia
Sun, Feb 1 - Sat, Feb 7
AUS
Austin
EAS
San Sebastián
$640 Roundtrip, found 2 days ago
$640
Roundtrip
found 2 days ago
Select Iberia flight, departing Sun, Feb 1 from Austin to San Sebastián, returning Sat, Feb 7, priced at $640 found 2 days ago
Iberia
Fri, Jan 9 - Fri, Jan 16
AUS
Austin
EAS
San Sebastián
$641 Roundtrip, found 1 day ago
$641
Roundtrip
found 1 day ago
Select Iberia flight, departing Fri, Jan 9 from Austin to San Sebastián, returning Fri, Jan 16, priced at $641 found 1 day ago
British Airways
Fri, Dec 5 - Sun, Dec 14
AUS
Austin
EAS
San Sebastián
$651 Roundtrip, found 4 days ago
$651
Roundtrip
found 4 days ago
Select British Airways flight, departing Fri, Dec 5 from Austin to San Sebastián, returning Sun, Dec 14, priced at $651 found 4 days ago
American Airlines
Fri, Nov 28 - Sun, Dec 7
AUS
Austin
EAS
San Sebastián
$831 Roundtrip, found 4 days ago
$831
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Nov 28 from Austin to San Sebastián, returning Sun, Dec 7, priced at $831 found 4 days ago

Alternative airports near San Sebastián

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Sebastian EAS. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $981
EAS
San Sebastian
CheapestClosest
Average driving time to city center18 min
Flights from $981

Frequently asked questions

How much does a flight from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS) cost?
Snag a cheap one-way flight from $498 or cheap return flight from $623 from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS)?
January is the cheapest month to fly from AUS to EAS. Traveling outside of peak seasons is often the key to better flight prices.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS)?
To find the cheapest airline flying from AUS to EAS, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS)?
There are no daily direct flights available from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from AUS to EAS?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS)?
To avoid potential delays on the Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of being 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 Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS) last-minute?
Holding off until just before your departure to book your flight from AUS to EAS generally means paying more. While you might find some last-minute deals, there's no guarantee. Be flexible with your itinerary for a better chance of snagging a bargain.
Is it cheaper to book an AUS to EAS flight and hotel package?
You can save money by securing an AUS to EAS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your ideal accommodations and flights, consider adding extras including tours, car rentals and activities.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to San Sebastian Airport (EAS)?
Typically, it's possible to reschedule or cancel your AUS to EAS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
San Sebastian
Airlines serving
Iberia
Roundtrip price
$622
Distance
5090 mi

Book with confidence

Austin to San Sebastian Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Austin 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 Austin 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 Austin to San Sebastian in 2025. You can also book with separate airlines for your outbound and return journeys, from $498 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 Austin 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 Austin 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.

 

Austin to San Sebastian Flights

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*Available to One Key members.