WN2173 HOU → LAS

Southwest Airlines · Houston, TX to Las Vegas, NV · 47 flights observed, 2026-01-06 to 2026-06-27 · 1,235 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 12–3pm vs. 50% departing 9am–12pm.

WN2173 covers more than one route in the data window — the stats below are for HOU → LAS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
85%
Median delay
-14 min
90th percentile
+18 min
Cancellation rate
0%

How often is WN2173 on time?

Across 47 flights on HOU → LAS from 2026-01-06 to 2026-06-27, WN2173 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -14 min, and the worst 10% of flights arrived +18 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4085%
16-30 min715%
31-60 min00%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-0121100%-19 min
2026-021974%-5 min
2026-03367%-1 min
2026-06475%-1 min

Performance by day of week

DayFlightsOn-time
Mon3100%
Tue8100%
Wed978%
Thu580%
Fri683%
Sat1292%
Sun450%

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