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(SK) SAS 3921 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
40
73%
Late
4
7%
Very Late
1
2%
Excessive
7
13%
Cancelled
1
2%
Diverted
2
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
23
Codeshares
53
Average Delay (min.)
39
Standard Deviation
49.1
Min
0
Max
178

SK 3921 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 76%
Average Delay Time 39 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 39 min
This flight has an average delay of 39 minutes with a standard deviation of 49.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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