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(UA) United Airlines 1551 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(EWR) Newark Liberty International Airport

Newark, NJ, US

(GUA) Guatemala City La Aurora International Airport

Guatemala City, GT

On-Time Performance Chart

(using rounded numbers)
On-Time
24
65%
Late
6
16%
Very Late
2
5%
Excessive
3
8%
Cancelled
2
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
14
Codeshares
0
Average Delay (min.)
35.714285714285715
Standard Deviation
40.9
Min
0
Max
163

UA 1551 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 65%
Average Delay Time 35.714285714285715 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 35.714285714285715 min
This flight has an average delay of 35.714285714285715 minutes with a standard deviation of 40.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.