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(ZL) Regional Express 6821 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(DBO) Dubbo City Regional Airport

Dubbo, NSW, AU

(SYD) Sydney Kingsford Smith International Airport

Sydney, NSW, AU

On-Time Performance Chart

(using rounded numbers)
On-Time
9
24%
Late
11
30%
Very Late
7
19%
Excessive
6
16%
Cancelled
4
11%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
28
Codeshares
0
Average Delay (min.)
38.75
Standard Deviation
37.9
Min
0
Max
156

ZL 6821 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 24%
Average Delay Time 38.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 24%
This flight has an on-time performance of 24%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 38.75 min
This flight has an average delay of 38.75 minutes with a standard deviation of 37.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.