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(AS) Alaska Airlines 4687 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(MIA) Miami International Airport

Miami, FL, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
68%
Late
4
7%
Very Late
3
5%
Excessive
8
14%
Cancelled
0
0%
Diverted
3
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
19
Codeshares
54
Average Delay (min.)
78.89473684210526
Standard Deviation
97.3
Min
0
Max
374

AS 4687 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 72%
Average Delay Time 78.89473684210526 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 78.89473684210526 min
This flight has an average delay of 78.89473684210526 minutes with a standard deviation of 97.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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