Direct (nonstop) flights from Austin to San Juan
1 airline flys nonstop from Austin-Bergstrom International Airport (AUS) to Luis Munoz Marin International (SJU). It's 2,145 miles (3,452 km), about 4h 45m in the air. Operated by Southwest Airlines.
Southwest Airlines
Route data last updated: May 30, 2026
Airlines with non-stop flights
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Austin to San Juan with one stop · direct emits 362 kg CO₂ per passenger
Looking for the return flight?
SJU → AUS: Flights from San Juan to AustinOther direct flights from Austin
Direct flights from San Juan (SJU)
Frequently Asked Questions
How long is the direct flight from Austin to San Juan?
A nonstop flight from Austin (AUS) to San Juan (SJU) takes approximately 4 hours and 45 minutes. The distance is 2,145 miles (3,452 km).
Which airlines fly nonstop from Austin to San Juan?
Just Southwest Airlines.
Is there a nonstop flight from Austin to San Juan?
Yes. 1 airline: Southwest Airlines.
How far is Austin from San Juan?
The flight distance from Austin to San Juan is 2,145 miles (3,452 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What is the time difference between Austin and San Juan?
San Juan is 1 hour ahead of Austin. (America/Chicago vs America/Puerto_Rico.)
What type of aircraft flies from Austin to San Juan?
At 4h 45m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from USA to Puerto Rico?
Depends on your passport. Check with the Puerto Rico embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Austin to San Juan?
Roughly 362 kg CO2 per passenger one-way. That's about the same as driving 1,810 km.
Is the return flight from San Juan to Austin also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Austin to San Juan?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Austin-Bergstrom International Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.