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.

AIR PREMIA · FLIGHT YP 136 LANDED 5:19 AM KST, ~115 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

YP 136 · IAD → ICN

took off 1:08 AM ET · landed 5:19 AM KST (scheduled time unknown)
Forecast issued Mon 11:00 PM ET · 22h after departure

Odds over time

Arrive at ICN more than 15 minutes late?
11% chance · ±0 pts +0 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
MOSTLY HISTORY WEATHER FORECASTS LIVE IN THE AIR 0% 5% 10% 15% 20% 6.0d 2d 1d 12h 6h Departs Lands