WN603 LAX → DAL

Southwest Airlines · Los Angeles, CA to Dallas, TX · 50 flights observed, 2026-04-07 to 2026-06-03 · 1,246 mi

This flight has been on time less than half the time (40%) — expect a real chance of a delay.

WN603 covers more than one route in the data window — the stats below are for LAX → DAL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
40%
Median delay
+18 min
90th percentile
+70 min
Cancellation rate
0%

How often is WN603 on time?

Across 50 flights on LAX → DAL from 2026-04-07 to 2026-06-03, WN603 arrived within 15 minutes of schedule 40% of the time. The median arrival delay was +18 min, and the worst 10% of flights arrived +70 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2040%
16-30 min1224%
31-60 min1122%
61-120 min48%
2+ hrs36%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042143%+19 min
2026-052635%+40 min
2026-06367%+16 min

Performance by day of week

DayFlightsOn-time
Mon825%
Tue956%
Wed944%
Thu863%
Fri850%
SatNo data—
Sun80%

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