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(DL) Delta Air Lines 1155 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
46
78%
Late
3
5%
Very Late
4
7%
Excessive
5
8%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
25
Codeshares
0
Average Delay (min.)
30.24
Standard Deviation
36.2
Min
0
Max
133

DL 1155 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 78%
Average Delay Time 30.24 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 30.24 min
This flight has an average delay of 30.24 minutes with a standard deviation of 36.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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