background

(ZH) Shenzhen Airlines 8666 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(NTG) Nantong Xingdong Airport

Nantong, CN

(SZX) Shenzhen Bao'an International Airport

Shenzhen, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
50
88%
Late
2
4%
Very Late
1
2%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
33.083333333333336
Standard Deviation
32.5
Min
0
Max
116

ZH 8666 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 88%
Average Delay Time 33.083333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 75% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. 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
2.7 of 5
Average
Average Delay Time 33.083333333333336 min
This flight has an average delay of 33.083333333333336 minutes with a standard deviation of 32.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.