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(SK) SAS 9556 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
30
71%
Late
3
7%
Very Late
0
0%
Excessive
7
17%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
41
Total Delays ( > 1 min )
17
Codeshares
41
Average Delay (min.)
35.11764705882353
Standard Deviation
33.6
Min
0
Max
96

SK 9556 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 73%
Average Delay Time 35.11764705882353 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 35.11764705882353 min
This flight has an average delay of 35.11764705882353 minutes with a standard deviation of 33.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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