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Flight Reliability

AA 1857 · American Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AA 1857 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

71%
Arrive within 15 minutes
20 min
Average arrival delay
1.4%
Cancelled
2 min early
Median arrival delay

Based on 494 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon65%(76 flights)
  • Tue68%(60 flights)
  • Wed79%(67 flights)
  • Thu73%(74 flights)
  • Fri69%(72 flights)
  • Sat84%(62 flights)
  • Sun63%(76 flights)
On-time by departure window
  • 9 AM–12 PM87%(31 flights)
  • 12–3 PM81%(128 flights)
  • 3–6 PM76%(208 flights)
  • 6–9 PM57%(63 flights)
  • 9 PM–12 AM42%(57 flights)
On-time trend by month
86%
May

Jun 42% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202542%33
July 202546%28
August 202570%30
October 202587%54
November 202560%58
December 202570%60
January 202656%43
February 202680%50
March 202689%62
April 202678%32
May 202686%28
Departures on time
69%
Diverted
0%
Flights flown
487
Months covered
12

Keep nerding

Based on 494 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.