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Flight Reliability

AA 2391 · American Airlines

Phoenix → Atlanta (PHX–ATL)96% of its flights flew this route. The rest (PHL–ORD, ORD–PHL) are included in these numbers.

79
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
12 min
Average arrival delay
0.7%
Cancelled
5 min early
Median arrival delay

Based on 298 historical flights. Data through May 2026.

What the data says

12–3 PM has a slight edge.

Departures between 12–3 PM arrived on time 78% of the time, against 74% between 3–6 PM.

Thursday is the weak spot.

AA 2391 arrived on time 82% of the time on Saturdays. On Thursdays: 72%.

Lagging the PHX–ATL route.

AA 2391 arrived on time 75% of the time, versus 83% across the PHX–ATL route.

The breakdown

On-time by weekday
  • Mon76%(49 flights)
  • Tue73%(40 flights)
  • Wed76%(37 flights)
  • Thu72%(50 flights)
  • Fri76%(41 flights)
  • Sat82%(27 flights)
  • Sun73%(52 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM—(7 flights)
  • 12–3 PM78%(23 flights)
  • 3–6 PM74%(265 flights)
On-time trend by month
79%
May

Jun 53% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202553%30
July 202567%30
August 202580%15
September 202583%12
October 202556%16
November 202569%26
December 202579%28
January 202679%29
February 202683%23
March 202686%29
April 202683%30
May 202679%28
Departures on time
74%
Diverted
0%
Flights flown
296
Months covered
12

Same route, other flights

Keep nerding

Based on 298 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.