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(WN) Southwest Airlines 2135 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(DEN) Denver International Airport

Denver, CO, US

(IAD) Washington Dulles International Airport

Dulles, VA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
66%
Late
6
13%
Very Late
2
4%
Excessive
6
13%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
23
Codeshares
0
Average Delay (min.)
34.04347826086956
Standard Deviation
39.7
Min
0
Max
147

WN 2135 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 66%
Average Delay Time 34.04347826086956 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 5% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 34.04347826086956 min
This flight has an average delay of 34.04347826086956 minutes with a standard deviation of 39.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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