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 864 LANDED 11:27 AM CT, ~8 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 864 · BWI → DAL

took off 9:56 AM ET · landed 11:27 AM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 12h after departure

Odds over time

Arrive at DAL more than 15 minutes late?
22% 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% 6h Departs Lands