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Flight Reliability

AA 578 · American Airlines

Dallas–Fort Worth → New York (DFW–JFK)97% of its flights flew this route. The rest (MIA–STT, ORD–LAS) are included in these numbers.

40
Bring Snacks
WanderNerd Reliability Score
57%
Arrive within 15 minutes
30 min
Average arrival delay
3.2%
Cancelled
8 min
Median arrival delay

Based on 216 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

AA 578 arrived on time 76% of the time on Fridays and just 41% on Sundays. That gap is worth planning around.

Well behind the DFW–JFK route.

AA 578 arrived on time 57% of the time, versus 78% across the DFW–JFK route.

Well behind the American Airlines network.

AA 578 arrived on time 57% of the time, versus 77% across the American Airlines network.

Keep a backup plan handy.

AA 578 was cancelled 3.2% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon48%(29 flights)
  • Tue69%(29 flights)
  • Wed47%(30 flights)
  • Thu64%(28 flights)
  • Fri76%(29 flights)
  • Sat56%(34 flights)
  • Sun41%(29 flights)
On-time by departure window
  • 9 AM–12 PM—(2 flights)
  • 12–3 PM—(2 flights)
  • 3–6 PM56%(201 flights)
  • 6–9 PM—(2 flights)
  • 9 PM–12 AM—(1 flights)
On-time trend by month
67%
May

Jun 30% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202530%30
July 202537%27
August 202552%29
September 202569%29
October 202561%31
April 202679%24
May 202667%30
Departures on time
53%
Diverted
0.5%
Flights flown
208
Months covered
11

Same route, other flights

Keep nerding

Based on 216 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.