background

(UA) United Airlines 9852 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(ATH) Athens Eleftherios Venizelos International Airport

Athens, GR

(VIE) Vienna International Airport

Vienna, AT

On-Time Performance Chart

(using rounded numbers)
On-Time
45
80%
Late
5
9%
Very Late
1
2%
Excessive
3
5%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
26
Codeshares
56
Average Delay (min.)
27.192307692307693
Standard Deviation
55
Min
0
Max
268

UA 9852 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 80%
Average Delay Time 27.192307692307693 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 27.192307692307693 min
This flight has an average delay of 27.192307692307693 minutes with a standard deviation of 55 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.