WN19 DAL → HOU

Southwest Airlines · Dallas, TX to Houston, TX · 209 flights observed, 2025-07-01 to 2026-06-29 · 239 mi

This flight has been getting less reliable recently — 2026-06's on-time rate (55%) is well below the 84% average from earlier months.

WN19 covers more than one route in the data window — the stats below are for DAL → HOU, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
80%
Median delay
-10 min
90th percentile
+51 min
Cancellation rate
5%

How often is WN19 on time?

Across 209 flights on DAL → HOU from 2025-07-01 to 2026-06-29, WN19 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +51 min or later. 5% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time16080%
16-30 min53%
31-60 min168%
61-120 min116%
2+ hrs74%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072580%+6 min
2025-082286%+4 min
2025-092286%-13 min
2025-101989%-2 min
2025-11978%+8 min
2025-12450%+19 min
2026-01888%-2 min
2026-021694%-1 min
2026-032181%+14 min
2026-041771%+9 min
2026-051688%-5 min
2026-062055%+30 min

Performance by day of week

DayFlightsOn-time
Mon4185%
Tue19100%
Wed1776%
Thu4283%
Fri4274%
Sat888%
Sun3067%

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