background

(EK) Emirates 4521 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(HKT) Phuket International Airport

Phuket, TH

(BKK) Bangkok Suvarnabhumi International Airport

Bangkok, TH

On-Time Performance Chart

(using rounded numbers)
On-Time
36
59%
Late
10
16%
Very Late
4
7%
Excessive
9
15%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
45
Codeshares
61
Average Delay (min.)
30.6
Standard Deviation
39.8
Min
0
Max
165

EK 4521 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 59%
Average Delay Time 30.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. 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
3.6 of 5
Good
Average Delay Time 30.6 min
This flight has an average delay of 30.6 minutes with a standard deviation of 39.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.