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(AS) Alaska Airlines 4254 On-Time Performance Rating

Date Range:

15-May-2025 to 15-Jul-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(FSD) Sioux Falls Regional Airport

Sioux Falls, SD, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
63%
Late
4
11%
Very Late
0
0%
Excessive
9
26%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
21
Codeshares
35
Average Delay (min.)
52.04761904761905
Standard Deviation
55.5
Min
0
Max
215

AS 4254 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 63%
Average Delay Time 52.04761904761905 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 9% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 52.04761904761905 min
This flight has an average delay of 52.04761904761905 minutes with a standard deviation of 55.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.

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