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(DL) Delta Air Lines 9491 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(CPT) Cape Town International Airport

Cape Town, ZA

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
10
83%
Late
1
8%
Very Late
0
0%
Excessive
1
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
7
Codeshares
12
Average Delay (min.)
103.42857142857143
Standard Deviation
246
Min
0
Max
661

DL 9491 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 83%
Average Delay Time 103.42857142857143 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 32% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 of 5
Average
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 103.42857142857143 min
This flight has an average delay of 103.42857142857143 minutes with a standard deviation of 246 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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