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(UA) United Airlines 1223 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(SXM) Sint Maarten Princess Juliana Intl Airport

Sint Maarten, SX

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
48%
Late
5
20%
Very Late
2
8%
Excessive
4
16%
Cancelled
2
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
40.833333333333336
Standard Deviation
29.3
Min
0
Max
106

UA 1223 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 48%
Average Delay Time 40.833333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 48%
This flight has an on-time performance of 48%. 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
1.9 of 5
Average
Average Delay Time 40.833333333333336 min
This flight has an average delay of 40.833333333333336 minutes with a standard deviation of 29.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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