background

(DL) Delta Air Lines 3997 On-time Performance Rating

Date Range:

15-Jan-2019 to 15-Mar-2019

(DLH) Duluth International Airport

Duluth, MN, US

(MSP) Minneapolis-St. Paul International Airport

Minneapolis, MN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
78%
Late
2
4%
Very Late
1
2%
Excessive
5
11%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
45
Total Delays ( > 1 min )
13
Codeshares
45
Average Delay (min.)
107
Standard Deviation
139.3
Min
0
Max
436

DL 3997 On-time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 80%
Average Delay Time 107 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-time Performance Rating
3.8 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 107 min
This flight has an average delay of 107 minutes with a standard deviation of 139.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.