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(UA) United Airlines 3552 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(IAD) Washington Dulles International Airport

Dulles, VA, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
82%
Late
2
7%
Very Late
0
0%
Excessive
2
7%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
6
Codeshares
28
Average Delay (min.)
36.166666666666664
Standard Deviation
34.7
Min
0
Max
89

UA 3552 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 82%
Average Delay Time 36.166666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 70% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 82%
This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 36.166666666666664 min
This flight has an average delay of 36.166666666666664 minutes with a standard deviation of 34.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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