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(CA) Air China 1257 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(PEK) Beijing Capital International Airport

Beijing, CN

(KRL) Korla Licheng Airport

Korla, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
27
68%
Late
4
10%
Very Late
6
15%
Excessive
1
3%
Cancelled
2
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
25.333333333333332
Standard Deviation
41.9
Min
0
Max
213

CA 1257 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 68%
Average Delay Time 25.333333333333332 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
0.9 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 25.333333333333332 min
This flight has an average delay of 25.333333333333332 minutes with a standard deviation of 41.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.