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(NZ) Air New Zealand 9177 On-Time Performance Rating

Date Range:

01-Feb-2020 to 31-Mar-2020

(IAD) Washington Dulles International Airport

Dulles, VA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
80%
Late
3
5%
Very Late
1
2%
Excessive
3
5%
Cancelled
4
7%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
15
Codeshares
58
Average Delay (min.)
43
Standard Deviation
65.1
Min
0
Max
179

NZ 9177 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 81%
Average Delay Time 43 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 43 min
This flight has an average delay of 43 minutes with a standard deviation of 65.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.