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Flight Reliability

AA 1839 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1839 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

80%
Arrive within 15 minutes
8 min
Average arrival delay
4.0%
Cancelled
8 min early
Median arrival delay

Based on 348 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon76%(45 flights)
  • Tue94%(50 flights)
  • Wed82%(49 flights)
  • Thu81%(47 flights)
  • Fri72%(50 flights)
  • Sat80%(44 flights)
  • Sun73%(48 flights)
On-time by departure window
  • 6–9 AM89%(198 flights)
  • 12–3 PM69%(58 flights)
  • 3–6 PM71%(34 flights)
  • 6–9 PM58%(43 flights)
On-time trend by month
90%
May

Jun 82% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%27
July 202596%28
August 202596%27
September 202590%29
October 202577%31
December 202558%26
January 202663%24
February 202672%18
March 202669%55
April 202683%36
May 202690%31
Departures on time
81%
Diverted
0.3%
Flights flown
333
Months covered
12

Keep nerding

Based on 348 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.