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Flight Reliability

AA 3688 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 3688 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

83%
Arrive within 15 minutes
3 min
Average arrival delay
2.0%
Cancelled
7 min early
Median arrival delay

Based on 203 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon84%(31 flights)
  • Tue91%(34 flights)
  • Wed87%(30 flights)
  • Thu83%(30 flights)
  • Fri75%(28 flights)
  • Sat76%(21 flights)
  • Sun84%(25 flights)
On-time by departure window
  • 12–3 AM(1 flights)
  • 3–6 AM97%(33 flights)
  • 6–9 AM96%(56 flights)
  • 9 AM–12 PM89%(46 flights)
  • 12–3 PM(4 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM(1 flights)
  • 9 PM–12 AM58%(57 flights)
On-time trend by month
100%
May

Jun 67% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%27
July 202544%27
September 202596%28
January 202694%18
February 202677%22
April 2026100%46
May 2026100%12
Departures on time
83%
Diverted
0%
Flights flown
199
Months covered
11

Based on 203 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.