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(DL) Delta Air Lines 9554 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(JNB) Johannesburg O.R. Tambo International Airport

Johannesburg, ZA

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
37
80%
Late
4
9%
Very Late
1
2%
Excessive
1
2%
Cancelled
3
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
17
Codeshares
46
Average Delay (min.)
14.647058823529411
Standard Deviation
16
Min
0
Max
64

DL 9554 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 80%
Average Delay Time 14.647058823529411 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 14.647058823529411 min
This flight has an average delay of 14.647058823529411 minutes with a standard deviation of 16 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.

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