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(DL) Delta Air Lines 475 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
63%
Late
4
11%
Very Late
2
6%
Excessive
7
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
44.95
Standard Deviation
48.9
Min
0
Max
174

DL 475 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 63%
Average Delay Time 44.95 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 44.95 min
This flight has an average delay of 44.95 minutes with a standard deviation of 48.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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