background

(AS) Alaska Airlines 4277 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-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
24
49%
Late
6
12%
Very Late
4
8%
Excessive
12
24%
Cancelled
3
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
49
Total Delays ( > 1 min )
29
Codeshares
49
Average Delay (min.)
43.86206896551724
Standard Deviation
39.1
Min
0
Max
166

AS 4277 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 49%
Average Delay Time 43.86206896551724 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
0.0 of 5
Very Poor
Percentage On-Time 49%
This flight has an on-time performance of 49%. 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
1.5 of 5
Poor
Average Delay Time 43.86206896551724 min
This flight has an average delay of 43.86206896551724 minutes with a standard deviation of 39.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

Other Stops for AS 4277