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(ZH) Shenzhen Airlines 4020 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(KRL) Korla Licheng Airport

Korla, CN

(TFU) Chengdu Tianfu International Airport

Chengdu, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
39
83%
Late
1
2%
Very Late
0
0%
Excessive
5
11%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
7
Codeshares
47
Average Delay (min.)
69
Standard Deviation
48.7
Min
0
Max
144

ZH 4020 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 83%
Average Delay Time 69 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
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 93% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 69 min
This flight has an average delay of 69 minutes with a standard deviation of 48.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.