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Flight Reliability

AA 3671 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3671 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

74%
Arrive within 15 minutes
14 min
Average arrival delay
2.3%
Cancelled
3 min early
Median arrival delay

Based on 302 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(48 flights)
  • Tue84%(38 flights)
  • Wed74%(42 flights)
  • Thu77%(43 flights)
  • Fri70%(43 flights)
  • Sat74%(42 flights)
  • Sun64%(39 flights)
On-time by departure window
  • 6–9 AM88%(59 flights)
  • 9 AM–12 PM81%(16 flights)
  • 3–6 PM74%(39 flights)
  • 6–9 PM69%(181 flights)
On-time trend by month
79%
May

Jun 47% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202547%30
July 202570%30
August 202577%31
September 202573%30
October 202577%31
December 202580%39
January 202688%32
February 202685%13
April 202667%24
May 202679%29
Departures on time
79%
Diverted
0%
Flights flown
295
Months covered
12

Keep nerding

Based on 302 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.