(AA) American Airlines 4385 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

62%

Late

23%

Very Late

Excessive

15%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

40.666666666666664

Standard Deviation

44.8

Min

Max

129

AA 4385 On-Time Performance Details

Overall Rating

1.3 of 5

Poor

Percentage On-Time 62%

Average Delay Time 40.666666666666664 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 25% of all other flights in the FlightStats database.

On-Time Performance Rating

0.7 of 5

Poor

Percentage On-Time 62%

This flight has an on-time performance of 62%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.

Delay Performance

1.9 of 5

Average

Average Delay Time 40.666666666666664 min

This flight has an average delay of 40.666666666666664 minutes with a standard deviation of 44.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.