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(AS) Alaska Airlines 6156 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(TUL) Tulsa International Airport

Tulsa, OK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
95%
Late
0
0%
Very Late
0
0%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
2
Codeshares
19
Average Delay (min.)
38.5
Standard Deviation
50.2
Min
0
Max
74

AS 6156 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 95%
Average Delay Time 38.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 71% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 95%
This flight has an on-time performance of 95%. 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
2.3 of 5
Average
Average Delay Time 38.5 min
This flight has an average delay of 38.5 minutes with a standard deviation of 50.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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