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(DL) Delta Air Lines 4089 On-time Performance Rating

Date Range:

01-Jul-2018 to 31-Aug-2018

(LGA) LaGuardia Airport

New York, NY, US

(GRR) Gerald R. Ford International Airport

Grand Rapids, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
71%
Late
0
0%
Very Late
0
0%
Excessive
3
18%
Cancelled
2
12%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
17
Total Delays ( > 1 min )
4
Codeshares
17
Average Delay (min.)
66
Standard Deviation
64
Min
5
Max
156

DL 4089 On-time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 71%
Average Delay Time 66 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-time Performance Rating
1.9 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 66 min
This flight has an average delay of 66 minutes with a standard deviation of 64 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.