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(DL) Delta Air Lines 2554 On-time Performance Rating

Date Range:

15-Dec-2018 to 15-Feb-2019

(ORD) O'Hare International Airport

Chicago, IL, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
76%
Late
1
3%
Very Late
0
0%
Excessive
6
16%
Cancelled
1
3%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
54
Standard Deviation
72.5
Min
0
Max
231

DL 2554 On-time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 78%
Average Delay Time 54 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.
On-time Performance Rating
3.3 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 54 min
This flight has an average delay of 54 minutes with a standard deviation of 72.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.