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(AA) American Airlines 4378 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
89%
Late
1
5%
Very Late
1
5%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
6
Codeshares
19
Average Delay (min.)
15.5
Standard Deviation
9.8
Min
0
Max
30

AA 4378 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 90%
Average Delay Time 15.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 81% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 15.5 min
This flight has an average delay of 15.5 minutes with a standard deviation of 9.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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