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(AS) Alaska Airlines 4278 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MIA) Miami International Airport

Miami, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
21
66%
Late
2
6%
Very Late
1
3%
Excessive
8
25%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
32
Total Delays ( > 1 min )
17
Codeshares
32
Average Delay (min.)
60.11764705882353
Standard Deviation
58.9
Min
0
Max
181

AS 4278 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 66%
Average Delay Time 60.11764705882353 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
0.5 of 5
Very Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. 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
0.1 of 5
Very Poor
Average Delay Time 60.11764705882353 min
This flight has an average delay of 60.11764705882353 minutes with a standard deviation of 58.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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