WN1159 DEN → PHX

Southwest Airlines · Denver, CO to Phoenix, AZ · 26 flights observed, 2026-04-07 to 2026-06-03 · 602 mi

This flight's reliability varies a lot by day of week — 78% on-time on Tuesdays vs. 25% on Saturdays.

WN1159 covers more than one route in the data window — the stats below are for DEN → PHX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
62%
Median delay
-1 min
90th percentile
+42 min
Cancellation rate
0%

How often is WN1159 on time?

Across 26 flights on DEN → PHX from 2026-04-07 to 2026-06-03, WN1159 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +42 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1662%
16-30 min415%
31-60 min415%
61-120 min28%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041182%-4 min
2026-051338%+23 min
2026-062100%-9 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue978%
Wed978%
ThuNo data—
FriNo data—
Sat825%
SunNo data—

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