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(DL) Delta Air Lines 8121 On-Time Performance Rating

Date Range:

15-Nov-2020 to 15-Jan-2021

(GDL) Miguel Hidalgo y Costilla International Airport

Guadalajara, MX

(ORD) O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
32
97%
Late
0
0%
Very Late
1
3%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
8
Codeshares
33
Average Delay (min.)
12
Standard Deviation
12.8
Min
6
Max
44

DL 8121 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 97%
Average Delay Time 12 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 86% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 97%
This flight has an on-time performance of 97%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 12 min
This flight has an average delay of 12 minutes with a standard deviation of 12.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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