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(AS) Alaska Airlines 511 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
92%
Late
1
3%
Very Late
1
3%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
29.083333333333332
Standard Deviation
69.1
Min
0
Max
246

AS 511 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 92%
Average Delay Time 29.083333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 29.083333333333332 min
This flight has an average delay of 29.083333333333332 minutes with a standard deviation of 69.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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