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(NS) Hebei Airlines 8509 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(XMN) Xiamen Gaoqi International Airport

Xiamen, CN

(SHA) Shanghai Hongqiao International Airport

Shanghai, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
35
61%
Late
8
14%
Very Late
4
7%
Excessive
9
16%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
31
Codeshares
57
Average Delay (min.)
38.38709677419355
Standard Deviation
44
Min
0
Max
192

NS 8509 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 61%
Average Delay Time 38.38709677419355 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 61%
This flight has an on-time performance of 61%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 38.38709677419355 min
This flight has an average delay of 38.38709677419355 minutes with a standard deviation of 44 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.