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(AA) American Airlines 4340 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(BOS) Boston Logan International Airport

Boston, MA, US

(PHL) Philadelphia International Airport

Philadelphia, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
69%
Late
3
7%
Very Late
3
7%
Excessive
5
12%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
41
Total Delays ( > 1 min )
15
Codeshares
41
Average Delay (min.)
58.2
Standard Deviation
67.8
Min
0
Max
210

AA 4340 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 71%
Average Delay Time 58.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 17% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 58.2 min
This flight has an average delay of 58.2 minutes with a standard deviation of 67.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.

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