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Flight Reliability

AA 519 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 519 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

75%
Arrive within 15 minutes
12 min
Average arrival delay
0.5%
Cancelled
4 min early
Median arrival delay

Based on 193 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(27 flights)
  • Tue82%(27 flights)
  • Wed78%(27 flights)
  • Thu68%(28 flights)
  • Fri71%(28 flights)
  • Sat85%(26 flights)
  • Sun61%(28 flights)
On-time by departure window
  • 3–6 PM78%(97 flights)
  • 6–9 PM71%(90 flights)
  • 9 PM–12 AM—(4 flights)
On-time trend by month
73%
May

Jun 73% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%30
July 202579%28
August 202569%54
September 202583%35
October 202575%32
May 202673%11
Departures on time
76%
Diverted
0.5%
Flights flown
191
Months covered
7

Keep nerding

Based on 193 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.