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(DL) Delta Air Lines 5591 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
79%
Late
1
2%
Very Late
2
5%
Excessive
5
12%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
42
Total Delays ( > 1 min )
11
Codeshares
42
Average Delay (min.)
42.27272727272727
Standard Deviation
33.4
Min
0
Max
108

DL 5591 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 79%
Average Delay Time 42.27272727272727 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 33% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 42.27272727272727 min
This flight has an average delay of 42.27272727272727 minutes with a standard deviation of 33.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

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