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(DL) Delta Air Lines 1550 On-time Performance Rating

Date Range:

01-May-2018 to 30-Jun-2018

(SEA) Seattle-Tacoma International AirportSeattle, WA, US
(SFO) San Francisco International AirportSan Francisco, CA, US
On-Time Performance Chart
(using rounded numbers)
On-Time
22
67%
Late
1
3%
Very Late
3
9%
Excessive
7
21%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
16
Codeshares
0
Average Delay (min.)
44
Standard Deviation
33.2
Min
1
Max
102
DL 1550 On-time Performance Details
Overall Rating
0.7 of 5
Poor
Percentage On-Time 67%
Average Delay Time 44 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 13% of all other flights in the FlightStats database.
On-time Performance Rating
0.7 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 44 min
This flight has an average delay of 44 minutes with a standard deviation of 33.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.