WN1991 HOU → PHX

Southwest Airlines · Houston, TX to Phoenix, AZ · 50 flights observed, 2026-04-07 to 2026-06-03 · 1,020 mi

This flight's reliability varies a lot by day of week — 88% on-time on Thursdays vs. 22% on Wednesdays.

WN1991 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
66%
Median delay
+5 min
90th percentile
+44 min
Cancellation rate
0%

How often is WN1991 on time?

Across 50 flights on HOU → PHX from 2026-04-07 to 2026-06-03, WN1991 arrived within 15 minutes of schedule 66% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +44 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3366%
16-30 min714%
31-60 min612%
61-120 min36%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042171%+11 min
2026-052662%+17 min
2026-06367%+8 min

Performance by day of week

DayFlightsOn-time
Mon875%
Tue967%
Wed922%
Thu888%
Fri875%
SatNo data—
Sun875%

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