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(UA) United Airlines 3540 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-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
3
38%
Late
1
13%
Very Late
1
13%
Excessive
1
13%
Cancelled
1
13%
Diverted
1
13%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
7
Total Delays ( > 1 min )
4
Codeshares
7
Average Delay (min.)
33.25
Standard Deviation
30.2
Min
0
Max
76

UA 3540 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 43%
Average Delay Time 33.25 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
0.1 of 5
Very Poor
Percentage On-Time 43%
This flight has an on-time performance of 43%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 33.25 min
This flight has an average delay of 33.25 minutes with a standard deviation of 30.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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