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(DL) Delta Air Lines 1837 On-time Performance Rating

Date Range:

01-Aug-2018 to 30-Sep-2018

(BOS) Logan International Airport

Boston, MA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
65%
Late
3
12%
Very Late
2
8%
Excessive
4
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
14
Codeshares
0
Average Delay (min.)
35
Standard Deviation
35.9
Min
2
Max
111

DL 1837 On-time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 65%
Average Delay Time 35 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 35 min
This flight has an average delay of 35 minutes with a standard deviation of 35.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.