background

(UA) United Airlines 9841 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(EWR) Newark Liberty International Airport

Newark, NJ, US

(VIE) Vienna International Airport

Vienna, AT

On-Time Performance Chart

(using rounded numbers)
On-Time
52
87%
Late
3
5%
Very Late
3
5%
Excessive
1
2%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
14
Codeshares
60
Average Delay (min.)
18
Standard Deviation
16.8
Min
0
Max
60

UA 9841 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 87%
Average Delay Time 18 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 89% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 18 min
This flight has an average delay of 18 minutes with a standard deviation of 16.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.