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 164 LANDED 3:26 PM CT, ~6 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 164 · LAS → MDW

took off 10:29 AM PT · landed 3:26 PM CT (scheduled time unknown)
Forecast issued Tue 4:00 PM ET · 2h after departure

Odds over time

Arrive at MDW more than 15 minutes late?
38% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 15% 30% 45% 60% 9h 6h Departs Lands