WN1136 DCA → HOU

Southwest Airlines · Washington, DC to Houston, TX · 34 flights observed, 2025-07-01 to 2025-08-04 · 1,218 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 60% on Sundays.

WN1136 covers more than one route in the data window — the stats below are for DCA → HOU, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
82%
Median delay
-5 min
90th percentile
+49 min
Cancellation rate
3%

How often is WN1136 on time?

Across 34 flights on DCA → HOU from 2025-07-01 to 2025-08-04, WN1136 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +49 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2782%
16-30 min00%
31-60 min412%
61-120 min13%
2+ hrs13%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072983%+18 min
2025-08475%+7 min

Performance by day of week

DayFlightsOn-time
Mon580%
Tue5100%
Wed5100%
Thu4100%
Fri450%
Sat580%
Sun560%

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