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(DL) Delta Air Lines 1643 On-time Performance Rating

Date Range:

15-Dec-2018 to 15-Feb-2019

(YUL) Montreal-Pierre Elliott Trudeau International Airport

Montreal, QC, CA

(ATL) Hartsfield-Jackson Atlanta International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
37
90%
Late
1
2%
Very Late
2
5%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
41
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
48
Standard Deviation
50.1
Min
14
Max
136

DL 1643 On-time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 90%
Average Delay Time 48 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 48 min
This flight has an average delay of 48 minutes with a standard deviation of 50.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.