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WanderNerd

Flight Reliability

AA 478 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 478 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

64%
Arrive within 15 minutes
17 min
Average arrival delay
5.7%
Cancelled
3 min
Median arrival delay

Based on 158 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon55%(22 flights)
  • Tue68%(22 flights)
  • Wed44%(23 flights)
  • Thu75%(16 flights)
  • Fri76%(21 flights)
  • Sat71%(21 flights)
  • Sun64%(22 flights)
On-time by departure window
  • 9 AM–12 PM89%(36 flights)
  • 12–3 PM44%(23 flights)
  • 3–6 PM59%(88 flights)
On-time trend by month
40%
Apr

Jun 69% → Apr 40% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%29
July 202561%28
August 202594%31
March 202644%43
April 202640%10
Departures on time
66%
Diverted
1.3%
Flights flown
147
Months covered
7

Based on 158 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.