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(UA) United Airlines 1665 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(SFO) San Francisco International Airport

San Francisco, CA, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
34
87%
Late
1
3%
Very Late
4
10%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
16.846153846153847
Standard Deviation
14.5
Min
0
Max
44

UA 1665 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 87%
Average Delay Time 16.846153846153847 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 89% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 16.846153846153847 min
This flight has an average delay of 16.846153846153847 minutes with a standard deviation of 14.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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