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(UA) United Airlines 4045 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(LGA) New York LaGuardia Airport

New York, NY, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
50%
Late
2
17%
Very Late
0
0%
Excessive
3
25%
Cancelled
1
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
6
Codeshares
12
Average Delay (min.)
55.333333333333336
Standard Deviation
41.5
Min
0
Max
106

UA 4045 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 55.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. 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
0.8 of 5
Poor
Average Delay Time 55.333333333333336 min
This flight has an average delay of 55.333333333333336 minutes with a standard deviation of 41.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

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