background

(DL) Delta Air Lines 34 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(CDG) Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
52
83%
Late
3
5%
Very Late
2
3%
Excessive
4
6%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
42
Standard Deviation
69
Min
0
Max
254

DL 34 On-time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 85%
Average Delay Time 42 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-time Performance Rating
4.5 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 42 min
This flight has an average delay of 42 minutes with a standard deviation of 69 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.