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(UA) United Airlines 2837 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
41
68%
Late
8
13%
Very Late
8
13%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
29
Codeshares
0
Average Delay (min.)
28.724137931034484
Standard Deviation
28.9
Min
0
Max
119

UA 2837 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 68%
Average Delay Time 28.724137931034484 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
1.4 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 28.724137931034484 min
This flight has an average delay of 28.724137931034484 minutes with a standard deviation of 28.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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