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(QR) Qatar Airways 4121 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(MIA) Miami International Airport

Miami, FL, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
3
5%
Very Late
1
2%
Excessive
8
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
14
Codeshares
61
Average Delay (min.)
68.78571428571429
Standard Deviation
69.9
Min
0
Max
267

QR 4121 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 80%
Average Delay Time 68.78571428571429 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 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 76% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 68.78571428571429 min
This flight has an average delay of 68.78571428571429 minutes with a standard deviation of 69.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.