WN4290 SAT → DAL

Southwest Airlines · San Antonio, TX to Dallas, TX · 32 flights observed, 2026-04-07 to 2026-06-02 · 247 mi

This flight runs much more reliably at some times of day than others — 88% on-time departing 12–3pm vs. 43% departing 3–6pm.

WN4290 covers more than one route in the data window — the stats below are for SAT → DAL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
59%
Median delay
+2 min
90th percentile
+50 min
Cancellation rate
0%

How often is WN4290 on time?

Across 32 flights on SAT → DAL from 2026-04-07 to 2026-06-02, WN4290 arrived within 15 minutes of schedule 59% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +50 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1959%
16-30 min619%
31-60 min413%
61-120 min13%
2+ hrs26%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041471%-4 min
2026-051753%+18 min
2026-0610%+171 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue956%
Wed850%
ThuNo data—
FriNo data—
Sat888%
Sun743%

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