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WanderNerd

Flight Reliability

AA 1603 · American Airlines

Newark → Dallas–Fort Worth (EWRDFW)83% of its flights flew this route. The rest (PHL–JAX) are included in these numbers.

68
Usually Fine
WanderNerd Reliability Score
82%
Arrive within 15 minutes
0 min
Average arrival delay
5.6%
Cancelled
19 min early
Median arrival delay

Based on 179 historical flights. Data through May 2026.

What the data says

6–9 PM has a slight edge.

Departures between 6–9 PM arrived on time 86% of the time, against 82% between 6–9 AM.

Saturdays have been rough.

AA 1603 arrived on time 96% of the time on Tuesdays and just 70% on Saturdays. That gap is worth planning around.

A bit ahead of the American Airlines network.

AA 1603 arrived on time 82% of the time, versus 77% across the American Airlines network.

Keep a backup plan handy.

AA 1603 was cancelled 5.6% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon76%(25 flights)
  • Tue96%(24 flights)
  • Wed92%(25 flights)
  • Thu87%(23 flights)
  • Fri76%(25 flights)
  • Sat70%(23 flights)
  • Sun79%(24 flights)
On-time by departure window
  • 6–9 AM82%(140 flights)
  • 3–6 PM(1 flights)
  • 6–9 PM86%(28 flights)
On-time trend by month
77%
Mar

Oct 77% → Mar 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
October 202577%26
November 202579%28
December 202582%28
January 202688%25
February 202692%25
March 202677%31
Departures on time
85%
Diverted
0%
Flights flown
169
Months covered
7

Based on 179 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.