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(CZ) China Southern Airlines 311 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(CAN) Guangzhou Baiyun International Airport

Guangzhou, CN

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
19
56%
Late
7
21%
Very Late
4
12%
Excessive
4
12%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
36.25
Standard Deviation
51.1
Min
0
Max
241

CZ 311 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 56%
Average Delay Time 36.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 27% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 56%
This flight has an on-time performance of 56%. 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
2.7 of 5
Average
Average Delay Time 36.25 min
This flight has an average delay of 36.25 minutes with a standard deviation of 51.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.