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.

FRONTIER · FLIGHT F9 1291 LANDED 7:58 AM MT, ~23 MIN LATE · SCHEDULED TIME UNKNOWN
Today

F9 1291 · MSP → DEN

took off 7:10 AM CT · landed 7:58 AM MT (scheduled time unknown)
Forecast issued Sat 7:00 PM ET · 11h after departure

Odds over time

Arrive at DEN more than 15 minutes late?
24% chance · ±0 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% 2h Departs Lands