(AA) American Airlines 4504 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(PIT) Pittsburgh International Airport

Pittsburgh, PA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

56%

Late

Very Late

Excessive

33%

Cancelled

Diverted

11%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

177.33333333333334

Standard Deviation

108.6

Min

Max

243

AA 4504 On-Time Performance Details

Overall Rating

0.5 of 5

Very Poor

Percentage On-Time 63%

Average Delay Time 177.33333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.

On-Time Performance Rating

0.9 of 5

Poor

Percentage On-Time 63%

This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 177.33333333333334 min

This flight has an average delay of 177.33333333333334 minutes with a standard deviation of 108.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.