Skip to content
WanderNerd
Check a flight

Flight Reliability

AA 3917 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3917 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

78%
Arrive within 15 minutes
10 min
Average arrival delay
4.3%
Cancelled
1 min early
Median arrival delay

Based on 279 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(36 flights)
  • Tue69%(39 flights)
  • Wed84%(44 flights)
  • Thu79%(43 flights)
  • Fri79%(34 flights)
  • Sat71%(28 flights)
  • Sun77%(43 flights)
On-time by departure window
  • 12–3 PM89%(55 flights)
  • 3–6 PM75%(165 flights)
  • 6–9 PM74%(43 flights)
  • 9 PM–12 AM—(4 flights)
On-time trend by month
91%
May

Jun 65% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%37
July 202567%36
August 202570%27
October 202573%26
November 202580%15
January 202685%26
February 202691%11
April 202688%41
May 202691%34
Departures on time
82%
Diverted
0%
Flights flown
267
Months covered
11

Keep nerding

Based on 279 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.