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.

AMERICAN · FLIGHT AA 2507 LANDED 11:21 PM MT, ~6 MIN LATE · SCHEDULED TIME UNKNOWN

AA 2507 · DFW → SLC

took off 10:03 PM CT · landed 11:21 PM MT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 1h before departure

Odds over time

Arrive at SLC more than 15 minutes late?
48% chance · ±2 pts +2 pts · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 1.0d 12h 6h Now Departs Lands