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Route Reliability

Austin → San Juan

AUS–SJU · 2,146 miles · Austin–Bergstrom International Airport to Luis Muñoz Marín International Airport

61
A Little Dicey
WanderNerd Reliability Score
67%
Arrive within 15 minutes
14 min
Average arrival delay
2.9%
Cancelled
34
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 67% of the time across 34 flights. No comparison to make.

Flights on this route

The breakdown

On-time by weekday
  • Mon—(0 flights)
  • Tue—(0 flights)
  • Wed—(0 flights)
  • Thu—(0 flights)
  • Fri—(0 flights)
  • Sat67%(33 flights)
  • Sun—(0 flights)
On-time by departure window
  • 6–9 AM—(8 flights)
  • 9 AM–12 PM64%(25 flights)

Keep nerding

Based on 34 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.