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 2209 LANDED 9:55 PM CT, ~7 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 2209 · DCA → DAL

took off 8:24 PM ET · landed 9:55 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 2h after departure

Odds over time

Arrive at DAL more than 15 minutes late?
38% chance · ±0 pts +1 pt · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 1.0d 12h 6h Departs Now Lands