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(UA) United Airlines 5557 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(MRY) Monterey Regional Airport

Monterey, CA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
40%
Late
5
20%
Very Late
0
0%
Excessive
9
36%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
14
Codeshares
25
Average Delay (min.)
86.07142857142857
Standard Deviation
85.6
Min
0
Max
258

UA 5557 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 40%
Average Delay Time 86.07142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 40%
This flight has an on-time performance of 40%. 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
0.0 of 5
Very Poor
Average Delay Time 86.07142857142857 min
This flight has an average delay of 86.07142857142857 minutes with a standard deviation of 85.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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