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(DL) Delta Air Lines 3520 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(BOS) Logan International Airport

Boston, MA, US

(BNA) Nashville International Airport

Nashville, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
42%
Late
2
17%
Very Late
0
0%
Excessive
5
42%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
12
Codeshares
12
Average Delay (min.)
43
Standard Deviation
50.4
Min
3
Max
167

DL 3520 On-time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 42%
Average Delay Time 43 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 42%
This flight has an on-time performance of 42%. 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
0.4 of 5
Very Poor
Average Delay Time 43 min
This flight has an average delay of 43 minutes with a standard deviation of 50.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.