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(NS) Hebei Airlines 8257 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(HGH) Hangzhou Xiaoshan International Airport

Hangzhou, CN

(CSX) Changsha Huanghua International Airport

Changsha, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
49
92%
Late
1
2%
Very Late
0
0%
Excessive
2
4%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
14
Codeshares
53
Average Delay (min.)
15.928571428571429
Standard Deviation
23.6
Min
0
Max
87

NS 8257 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 93%
Average Delay Time 15.928571428571429 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% 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
4.3 of 5
Good
Average Delay Time 15.928571428571429 min
This flight has an average delay of 15.928571428571429 minutes with a standard deviation of 23.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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