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Flight Reliability

AA 677 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 677 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

59%
Arrive within 15 minutes
29 min
Average arrival delay
1.1%
Cancelled
6 min
Median arrival delay

Based on 559 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon50%(84 flights)
  • Tue63%(82 flights)
  • Wed53%(79 flights)
  • Thu67%(75 flights)
  • Fri63%(84 flights)
  • Sat75%(63 flights)
  • Sun48%(83 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM65%(254 flights)
  • 12–3 PM55%(247 flights)
  • 6–9 PM48%(44 flights)
  • 9 PM–12 AM—(4 flights)
On-time trend by month
45%
May

Jun 89% → May 45% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202589%54
July 202562%61
August 202545%62
September 202577%53
October 202561%62
November 202561%56
December 202565%60
February 202636%28
March 202635%52
April 202652%33
May 202645%20
Departures on time
61%
Diverted
0.5%
Flights flown
550
Months covered
12

Keep nerding

Based on 559 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.