WN1603 HOU → PIT

Southwest Airlines · Houston, TX to Pittsburgh, PA · 35 flights observed, 2025-07-01 to 2025-08-04 · 1,131 mi

This flight runs much more reliably at some times of day than others — 80% on-time departing 12–3pm vs. 40% departing 3–6pm.

WN1603 covers more than one route in the data window — the stats below are for HOU → PIT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
71%
Median delay
+4 min
90th percentile
+50 min
Cancellation rate
0%

How often is WN1603 on time?

Across 35 flights on HOU → PIT from 2025-07-01 to 2025-08-04, WN1603 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was +4 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-time2571%
16-30 min39%
31-60 min411%
61-120 min26%
2+ hrs13%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073168%+18 min
2025-084100%-16 min

Performance by day of week

DayFlightsOn-time
Mon5100%
Tue560%
Wed580%
Thu580%
Fri560%
Sat580%
Sun540%

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