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(UA) United Airlines 1421 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(FLL) Fort Lauderdale-Hollywood International Airport

Fort Lauderdale, FL, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
98%
Late
0
0%
Very Late
0
0%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
38.166666666666664
Standard Deviation
81.3
Min
0
Max
204

UA 1421 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 98%
Average Delay Time 38.166666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 68% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 98%
This flight has an on-time performance of 98%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 38.166666666666664 min
This flight has an average delay of 38.166666666666664 minutes with a standard deviation of 81.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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