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(DL) Delta Air Lines 2520 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(SFO) San Francisco International Airport

San Francisco, CA, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
89%
Late
2
5%
Very Late
1
2%
Excessive
2
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
44
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
18
Standard Deviation
16.3
Min
1
Max
49

DL 2520 On-time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 89%
Average Delay Time 18 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.
On-time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 18 min
This flight has an average delay of 18 minutes with a standard deviation of 16.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.