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(UA) United Airlines 1551 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-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
36
65%
Late
4
7%
Very Late
5
9%
Excessive
7
13%
Cancelled
2
4%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
27
Codeshares
0
Average Delay (min.)
50.592592592592595
Standard Deviation
73.7
Min
0
Max
301

UA 1551 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 67%
Average Delay Time 50.592592592592595 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. 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
0.3 of 5
Very Poor
Average Delay Time 50.592592592592595 min
This flight has an average delay of 50.592592592592595 minutes with a standard deviation of 73.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.