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(UA) United Airlines 688 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(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
36
60%
Late
5
8%
Very Late
4
7%
Excessive
13
22%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
35
Codeshares
0
Average Delay (min.)
45.68571428571428
Standard Deviation
48.6
Min
0
Max
184

UA 688 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 60%
Average Delay Time 45.68571428571428 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 60%
This flight has an on-time performance of 60%. 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
0.4 of 5
Very Poor
Average Delay Time 45.68571428571428 min
This flight has an average delay of 45.68571428571428 minutes with a standard deviation of 48.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 8% of other flights.

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