Tracked live by the FAA, but its flight plan was first seen after takeoff, so we don't know the scheduled time and can't say whether it's late.

SOUTHWEST · FLIGHT WN 1702 LANDED 1:12 PM PT, ~10 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 1702 · SJC → LAS

took off 12:06 PM PT · landed 1:12 PM PT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 7h after departure

Odds over time

Arrive at LAS more than 15 minutes late?
65% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 25% 50% 75% 100% 11h 6h Departs Lands