Cheap Flights from Austin (AUS) to San Juan (SIG)

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to San Juan (SIG-Fernando Luis Ribas Dominicci)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near San Juan

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

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $272
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $272

Frequently asked questions

How much does a flight from Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG) cost?
Snag a cheap one-way flight or cheap return flight from Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG) 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 Fernando Luis Ribas Dominicci Airport (SIG)?
is the most affordable month to fly from AUS to SIG. 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 Fernando Luis Ribas Dominicci Airport (SIG)?
To find the cheapest airline flying from AUS to SIG, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG)?
There are no daily nonstop flights departing from Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from AUS to SIG?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can change based on the airline, season 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 Fernando Luis Ribas Dominicci Airport (SIG)?
Opt for a flight from Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour 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 Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG) last-minute?
Waiting until right before your break to book your flight from AUS to SIG often results in higher prices. While you may find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for a better chance of getting a bargain.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Fernando Luis Ribas Dominicci Airport (SIG)?
Generally, it's possible to reschedule or cancel your AUS to SIG flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
Fernando Luis Ribas Dominicci
Distance
2137 mi

Book with confidence

Book with confidence

Austin to San Juan Flights

The cheapest times to fly from Austin to San Juan

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

 

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

Sunday is one of the best days to book for cheap flights from Austin to San Juan: 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 Juan

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 Juan 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 Austin to San Juan 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 Juan 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 Juan Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.