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(AS) Alaska Airlines 4377 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(RDU) Raleigh-Durham International Airport

Raleigh/Durham, NC, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
19
76%
Late
1
4%
Very Late
0
0%
Excessive
4
16%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
8
Codeshares
25
Average Delay (min.)
66.5
Standard Deviation
67.5
Min
0
Max
176

AS 4377 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 76%
Average Delay Time 66.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 17% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 66.5 min
This flight has an average delay of 66.5 minutes with a standard deviation of 67.5 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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