Cheap flights from Austin, TX to San Juan, United States
Flights starting at $121. Choose between American Airlines, Spirit Airlines, or Frontier Airlines to find the best price.
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Tips to know when travelling to San Juan
Cheapest one-way trip | $134 |
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Cheapest round-trip | $271 |
Average round-trip | $348 |
Includes rare itinerary | Travel hack |
Most popular airline | American Airlines |
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Check-in for a flight from Austin to San Juan
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
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American Airlines | AAL | AA | No | No |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
United Airlines | UAL | UA | Yes | No |
Silver Airways | SIL | 3M | No | Opens 24 days before flight Closes 2 hours before flight |
United States COVID-19 travel restrictions

Most travelers from Austin, AUS can enter Puerto Rico, but there are restrictions.
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Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.
Learn more about COVID-19 restrictions in United States in our dedicated Stories article.
Frequently asked questions
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