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(CZ) China Southern Airlines 2521 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(PVG) Shanghai Pudong International Airport

Shanghai, CN

(ANC) Ted Stevens Anchorage International Airport

Anchorage, AK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
0
0%
Late
0
0%
Very Late
0
0%
Excessive
3
100%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
3
Total Delays ( > 1 min )
3
Codeshares
0
Average Delay (min.)
637
Standard Deviation
276.7
Min
354
Max
907

CZ 2521 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 0%
Average Delay Time 637 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 0%
This flight has an on-time performance of 0%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 637 min
This flight has an average delay of 637 minutes with a standard deviation of 276.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.