WN3435 HOU → PHX

Southwest Airlines · Houston, TX to Phoenix, AZ · 18 flights observed, 2026-04-07 to 2026-06-03 · 1,020 mi

This flight has been on time less than half the time (33%) — expect a real chance of a delay.

WN3435 covers more than one route in the data window — the stats below are for HOU → PHX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
33%
Median delay
+28 min
90th percentile
+82 min
Cancellation rate
0%

How often is WN3435 on time?

Across 18 flights on HOU → PHX from 2026-04-07 to 2026-06-03, WN3435 arrived within 15 minutes of schedule 33% of the time. The median arrival delay was +28 min, and the worst 10% of flights arrived +82 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time633%
16-30 min528%
31-60 min211%
61-120 min422%
2+ hrs16%

Performance by month

MonthFlightsOn-timeAvg delay
2026-04838%+31 min
2026-05838%+53 min
2026-0620%+47 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue922%
Wed944%
ThuNo data—
FriNo data—
SatNo data—
SunNo data—

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