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(SK) SAS 3581 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
74%
Late
3
6%
Very Late
2
4%
Excessive
5
11%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
20
Codeshares
46
Average Delay (min.)
49.6
Standard Deviation
71.5
Min
0
Max
287

SK 3581 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 76%
Average Delay Time 49.6 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
4.1 of 5
Good
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 82% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 49.6 min
This flight has an average delay of 49.6 minutes with a standard deviation of 71.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.