WN434 LAS → PDX

Southwest Airlines · Las Vegas, NV to Portland, OR · 64 flights observed, 2025-11-02 to 2026-01-05 · 763 mi

This flight's reliability varies a lot by day of week — 90% on-time on Mondays vs. 44% on Wednesdays.

WN434 covers more than one route in the data window — the stats below are for LAS → PDX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
72%
Median delay
+3 min
90th percentile
+54 min
Cancellation rate
0%

How often is WN434 on time?

Across 64 flights on LAS → PDX from 2025-11-02 to 2026-01-05, WN434 arrived within 15 minutes of schedule 72% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +54 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4672%
16-30 min58%
31-60 min711%
61-120 min46%
2+ hrs23%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112879%+9 min
2025-123168%+14 min
2026-01560%+34 min

Performance by day of week

DayFlightsOn-time
Mon1090%
Tue967%
Wed944%
Thu850%
Fri989%
Sat978%
Sun1080%

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