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(WN) Southwest Airlines 4377 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(ABQ) Albuquerque International Sunport

Albuquerque, NM, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
1
33%
Late
1
33%
Very Late
0
0%
Excessive
1
33%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
3
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
47.5
Standard Deviation
27.6
Min
0
Max
67

WN 4377 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 33%
Average Delay Time 47.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 15% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 33%
This flight has an on-time performance of 33%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 47.5 min
This flight has an average delay of 47.5 minutes with a standard deviation of 27.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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