(QR) Qatar Airways 3839 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(BOS) Boston Logan International Airport

Boston, MA, US

(SJU) Luis Munoz Marin International Airport

San Juan, PR

On-Time Performance Chart

(using rounded numbers)

On-Time

64%

Late

Very Late

Excessive

29%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

77.77777777777777

Standard Deviation

84.9

Min

Max

201

QR 3839 On-Time Performance Details

Overall Rating

0.4 of 5

Very Poor

Percentage On-Time 64%

Average Delay Time 77.77777777777777 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.

On-Time Performance Rating

0.7 of 5

Poor

Percentage On-Time 64%

This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.

Delay Performance

0.1 of 5

Very Poor

Average Delay Time 77.77777777777777 min

This flight has an average delay of 77.77777777777777 minutes with a standard deviation of 84.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.