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(UA) United Airlines 1998 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(PDX) Portland International Airport

Portland, OR, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
88%
Late
2
8%
Very Late
0
0%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
76.16666666666667
Standard Deviation
162.7
Min
0
Max
408

UA 1998 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 88%
Average Delay Time 76.16666666666667 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 46% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 76.16666666666667 min
This flight has an average delay of 76.16666666666667 minutes with a standard deviation of 162.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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