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Flight Reliability

AA 1604 · American Airlines

San Antonio → Miami (SAT–MIA)

92
Nerd Approved
WanderNerd Reliability Score
94%
Arrive within 15 minutes
6 min early
Average arrival delay
1.6%
Cancelled
12 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

What the data says

Monday is the weak spot.

AA 1604 arrived on time 100% of the time on Tuesdays. On Mondays: 90%.

A bit ahead of the SAT–MIA route.

AA 1604 arrived on time 94% of the time, versus 88% across the SAT–MIA route.

Well ahead of the American Airlines network.

AA 1604 arrived on time 94% of the time, versus 77% across the American Airlines network.

The breakdown

On-time by weekday
  • Mon90%(51 flights)
  • Tue100%(50 flights)
  • Wed96%(49 flights)
  • Thu90%(52 flights)
  • Fri96%(51 flights)
  • Sat90%(52 flights)
  • Sun96%(51 flights)
On-time trend by month
87%
May

Jun 93% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202586%29
August 202593%30
September 202596%28
October 202597%31
November 202597%30
December 202597%30
January 202690%29
February 2026100%28
March 202697%30
April 202697%30
May 202687%31
Departures on time
94%
Diverted
0.8%
Flights flown
356
Months covered
12

Same route, other flights

Keep nerding

Based on 365 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.