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(EK) Emirates 4021 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(JNB) Johannesburg O.R. Tambo International Airport

Johannesburg, ZA

(PZB) Pietermaritzburg Airport

Pietermaritzburg, ZA

On-Time Performance Chart

(using rounded numbers)
On-Time
47
89%
Late
1
2%
Very Late
0
0%
Excessive
4
8%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
11
Codeshares
52
Average Delay (min.)
36.18181818181818
Standard Deviation
47.6
Min
0
Max
157

EK 4021 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 90%
Average Delay Time 36.18181818181818 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 69% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very 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 99% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 36.18181818181818 min
This flight has an average delay of 36.18181818181818 minutes with a standard deviation of 47.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.