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 510 LANDED 8:17 AM CT, ~5 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 510 · ATL → AUS

took off 7:21 AM ET · landed 8:17 AM CT (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 15h after departure

Odds over time

Arrive at AUS more than 15 minutes late?
20% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 10% 20% 30% 40% 3h Departs Lands