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(UA) United Airlines 307 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
86%
Late
0
0%
Very Late
0
0%
Excessive
2
10%
Cancelled
1
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
49
Standard Deviation
82.6
Min
0
Max
210

UA 307 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 86%
Average Delay Time 49 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
4.1 of 5
Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 82% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 49 min
This flight has an average delay of 49 minutes with a standard deviation of 82.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

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