WN1635 SAN → LAS

Southwest Airlines · San Diego, CA to Las Vegas, NV · 15 flights observed, 2026-03-05 to 2026-04-06 · 258 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is +1 min, while the worst 10% run +71 min or later.

WN1635 covers more than one route in the data window — the stats below are for SAN → LAS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
73%
Median delay
+1 min
90th percentile
+71 min
Cancellation rate
0%

How often is WN1635 on time?

Across 15 flights on SAN → LAS from 2026-03-05 to 2026-04-06, WN1635 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +71 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1173%
16-30 min17%
31-60 min17%
61-120 min17%
2+ hrs17%

Performance by month

MonthFlightsOn-timeAvg delay
2026-031275%+24 min
2026-04367%+10 min

Performance by day of week

DayFlightsOn-time
Mon580%
TueNo data—
WedNo data—
Thu580%
Fri560%
SatNo data—
SunNo data—

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