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(DL) Delta Air Lines 971 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
69%
Late
0
0%
Very Late
1
8%
Excessive
3
23%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
35.125
Standard Deviation
34.6
Min
0
Max
90

DL 971 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 69%
Average Delay Time 35.125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 27% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 35.125 min
This flight has an average delay of 35.125 minutes with a standard deviation of 34.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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