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(ZH) Shenzhen Airlines 4019 On-Time Performance Rating

Date Range:

01-Feb-2026 to 31-Mar-2026

(TFU) Chengdu Tianfu International Airport

Chengdu, CN

(KRL) Korla Licheng Airport

Korla, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
53
93%
Late
1
2%
Very Late
0
0%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
7
Codeshares
57
Average Delay (min.)
41.142857142857146
Standard Deviation
53.7
Min
0
Max
151

ZH 4019 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 93%
Average Delay Time 41.142857142857146 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 66% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 41.142857142857146 min
This flight has an average delay of 41.142857142857146 minutes with a standard deviation of 53.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.