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(UA) United Airlines 483 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
84%
Late
0
0%
Very Late
0
0%
Excessive
2
11%
Cancelled
0
0%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
45
Standard Deviation
72.9
Min
0
Max
186

UA 483 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 89%
Average Delay Time 45 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. 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
1.5 of 5
Poor
Average Delay Time 45 min
This flight has an average delay of 45 minutes with a standard deviation of 72.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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