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(AA) American Airlines 4518 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(BOS) Boston Logan International Airport

Boston, MA, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
96%
Late
0
0%
Very Late
1
4%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
5
Codeshares
25
Average Delay (min.)
12.8
Standard Deviation
15.9
Min
0
Max
40

AA 4518 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 96%
Average Delay Time 12.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 96%
This flight has an on-time performance of 96%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 12.8 min
This flight has an average delay of 12.8 minutes with a standard deviation of 15.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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