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Flight Reliability

AA 978 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 978 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

83%
Arrive within 15 minutes
5 min
Average arrival delay
3.6%
Cancelled
12 min early
Median arrival delay

Based on 336 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(42 flights)
  • Tue87%(52 flights)
  • Wed84%(44 flights)
  • Thu81%(47 flights)
  • Fri88%(43 flights)
  • Sat77%(44 flights)
  • Sun80%(51 flights)
On-time by departure window
  • 3–6 AM90%(146 flights)
  • 6–9 AM85%(53 flights)
  • 9 AM–12 PM86%(51 flights)
  • 3–6 PM64%(73 flights)
On-time trend by month
88%
May

Jun 81% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202581%26
July 202593%28
August 202590%31
October 202593%28
November 202582%22
December 202563%27
January 202677%30
February 202665%26
March 202679%28
April 202691%34
May 202688%34
Departures on time
84%
Diverted
0.3%
Flights flown
323
Months covered
12

Keep nerding

Based on 336 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.