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WanderNerd

Flight Reliability

AA 550 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 550 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

63%
Arrive within 15 minutes
24 min
Average arrival delay
4.0%
Cancelled
7 min
Median arrival delay

Based on 303 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon51%(45 flights)
  • Tue77%(30 flights)
  • Wed67%(42 flights)
  • Thu64%(44 flights)
  • Fri65%(43 flights)
  • Sat67%(43 flights)
  • Sun58%(43 flights)
On-time by departure window
  • 6–9 AM55%(11 flights)
  • 9 AM–12 PM78%(36 flights)
  • 12–3 PM52%(97 flights)
  • 3–6 PM(7 flights)
  • 6–9 PM68%(114 flights)
  • 9 PM–12 AM68%(25 flights)
On-time trend by month
64%
May

Jun 78% → May 64% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%27
July 202556%25
August 202557%28
September 202572%29
October 202572%29
December 202546%11
January 202670%30
February 202681%26
March 202623%30
April 202669%26
May 202664%28
Departures on time
67%
Diverted
0.3%
Flights flown
290
Months covered
12

Based on 303 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.