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Flight Reliability

AA 450 · American Airlines

Phoenix → San Antonio (PHX–SAT)

76
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
11 min
Average arrival delay
1.6%
Cancelled
5 min early
Median arrival delay

Based on 187 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

AA 450 departing between 9 AM–12 PM arrived on time 91% of the time, versus 66% between 6–9 PM.

Mondays have been rough.

AA 450 arrived on time 90% of the time on Sundays and just 62% on Mondays. That gap is worth planning around.

A bit behind the PHX–SAT route.

AA 450 arrived on time 75% of the time, versus 78% across the PHX–SAT route.

The breakdown

On-time by weekday
  • Mon62%(26 flights)
  • Tue76%(25 flights)
  • Wed72%(25 flights)
  • Thu62%(29 flights)
  • Fri80%(25 flights)
  • Sat84%(25 flights)
  • Sun90%(29 flights)
On-time by departure window
  • 9 AM–12 PM91%(11 flights)
  • 12–3 PM82%(44 flights)
  • 3–6 PM88%(32 flights)
  • 6–9 PM66%(97 flights)
On-time trend by month
84%
May

Jun 62% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%26
July 202576%29
August 202571%14
September 202582%28
October 202565%31
April 202683%24
May 202684%31
Departures on time
77%
Diverted
0%
Flights flown
184
Months covered
8

Same route, other flights

Keep nerding

Based on 187 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.