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(UA) United Airlines 5550 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(ASE) Aspen Pitkin County Airport

Aspen, CO, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
0
0%
Late
0
0%
Very Late
0
0%
Excessive
2
100%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
2
Total Delays ( > 1 min )
2
Codeshares
2
Average Delay (min.)
97
Standard Deviation
65.1
Min
51
Max
143

UA 5550 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 0%
Average Delay Time 97 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 0%
This flight has an on-time performance of 0%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 97 min
This flight has an average delay of 97 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 5% of other flights.

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