WN4008 DAL → SAT

Southwest Airlines · Dallas, TX to San Antonio, TX · 20 flights observed, 2025-07-01 to 2025-08-03 · 247 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 12–3pm vs. 40% departing 6–9pm.

WN4008 covers more than one route in the data window — the stats below are for DAL → SAT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
68%
Median delay
-2 min
90th percentile
+45 min
Cancellation rate
5%

How often is WN4008 on time?

Across 20 flights on DAL → SAT from 2025-07-01 to 2025-08-03, WN4008 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +45 min or later. 5% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1368%
16-30 min211%
31-60 min316%
61-120 min15%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071771%+11 min
2025-08250%+14 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue475%
Wed560%
ThuNo data—
FriNo data—
Sat5100%
Sun540%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…