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(AA) American Airlines 4638 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
58%
Late
3
12%
Very Late
1
4%
Excessive
6
23%
Cancelled
0
0%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
13
Codeshares
25
Average Delay (min.)
60.38461538461539
Standard Deviation
60.1
Min
0
Max
202

AA 4638 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 60%
Average Delay Time 60.38461538461539 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 60.38461538461539 min
This flight has an average delay of 60.38461538461539 minutes with a standard deviation of 60.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.

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