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(DL) Delta Air Lines 4370 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(LHR) London Heathrow Airport

London, EN, GB

(JFK) John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
55%
Late
15
27%
Very Late
3
5%
Excessive
7
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
39
Codeshares
56
Average Delay (min.)
29
Standard Deviation
37.3
Min
0
Max
169

DL 4370 On-time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 55%
Average Delay Time 29 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
0.0 of 5
Very Poor
Percentage On-Time 55%
This flight has an on-time performance of 55%. 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
1.4 of 5
Poor
Average Delay Time 29 min
This flight has an average delay of 29 minutes with a standard deviation of 37.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.