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.

ALLEGIANT · FLIGHT G4 308 LANDED 10:25 PM CT, ~8 MIN LATE · SCHEDULED TIME UNKNOWN

G4 308 · BZN → BNA

took off 6:41 PM MT · landed 10:25 PM CT (scheduled time unknown)
Forecast issued Fri 10:00 PM ET · 1h after departure

Odds over time

Arrive at BNA more than 15 minutes late?
35% chance · ±3 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
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