background

(AA) American Airlines 4639 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(BOS) Boston Logan International Airport

Boston, MA, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
7
33%
Late
2
10%
Very Late
3
14%
Excessive
6
29%
Cancelled
3
14%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
13
Codeshares
21
Average Delay (min.)
64.23076923076923
Standard Deviation
53.3
Min
0
Max
155

AA 4639 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 33%
Average Delay Time 64.23076923076923 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 33%
This flight has an on-time performance of 33%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 64.23076923076923 min
This flight has an average delay of 64.23076923076923 minutes with a standard deviation of 53.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

Other Stops for AA 4639