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(UA) United Airlines 1140 On-Time Performance Rating

Date Range:

15-Feb-2021 to 15-Apr-2021

(BOS) Logan International Airport

Boston, MA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
30
97%
Late
0
0%
Very Late
0
0%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
1
Codeshares
0
Average Delay (min.)
77
Standard Deviation
0
Min
77
Max
77

UA 1140 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 97%
Average Delay Time 77 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 97%
This flight has an on-time performance of 97%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 77 min
This flight has an average delay of 77 minutes with a standard deviation of 0 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.