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(AS) Alaska Airlines 4181 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MLI) Quad Cities International Airport

Moline, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
43%
Late
4
11%
Very Late
2
6%
Excessive
13
37%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
26
Codeshares
34
Average Delay (min.)
51.19230769230769
Standard Deviation
42.7
Min
0
Max
151

AS 4181 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 44%
Average Delay Time 51.19230769230769 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 44%
This flight has an on-time performance of 44%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 51.19230769230769 min
This flight has an average delay of 51.19230769230769 minutes with a standard deviation of 42.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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