WN4229 DEN → TUS

Southwest Airlines · Denver, CO to Tucson, AZ · 13 flights observed, 2025-11-25 to 2026-01-04 · 639 mi

This flight has been on time less than half the time (38%) — expect a real chance of a delay.

WN4229 covers more than one route in the data window — the stats below are for DEN → TUS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
38%
Median delay
+31 min
90th percentile
+74 min
Cancellation rate
0%

How often is WN4229 on time?

Across 13 flights on DEN → TUS from 2025-11-25 to 2026-01-04, WN4229 arrived within 15 minutes of schedule 38% of the time. The median arrival delay was +31 min, and the worst 10% of flights arrived +74 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time538%
16-30 min18%
31-60 min431%
61-120 min323%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-11250%+12 min
2025-12933%+43 min
2026-01250%+11 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue333%
Wed1100%
ThuNo data—
Fri333%
SatNo data—
Sun30%

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