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 1809 LANDED 9:50 PM ET, ~5 MIN LATE · SCHEDULED TIME UNKNOWN

WN 1809 · DEN → TPA

took off 4:56 PM MT · landed 9:50 PM ET (scheduled time unknown)
Forecast issued Fri 10:00 PM ET · 3h after departure

Odds over time

Arrive at TPA more than 15 minutes late?
33% chance · ±1 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% 1h Departs Lands