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Flight Reliability

AA 3942 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3942 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

88%
Arrive within 15 minutes
1 min early
Average arrival delay
3.4%
Cancelled
9 min early
Median arrival delay

Based on 292 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon89%(37 flights)
  • Tue92%(38 flights)
  • Wed90%(39 flights)
  • Thu85%(40 flights)
  • Fri81%(42 flights)
  • Sat93%(42 flights)
  • Sun84%(43 flights)
On-time by departure window
  • 3–6 AM82%(11 flights)
  • 6–9 AM93%(105 flights)
  • 9 AM–12 PM—(4 flights)
  • 12–3 PM87%(39 flights)
  • 3–6 PM81%(87 flights)
  • 6–9 PM91%(35 flights)
On-time trend by month
82%
May

Aug 53% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202553%15
September 202590%57
October 202597%35
November 202596%24
December 202589%28
January 202680%54
February 202695%39
March 202692%13
May 202682%11
Departures on time
89%
Diverted
0.3%
Flights flown
281
Months covered
11

Keep nerding

Based on 292 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.