Schedule: the flights that flew on Thursday, Oct 1, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

ALLEGIANT · FLIGHT G4 3771 SCHEDULED · TYPICAL ODDS

G4 3771 · FLL → GSP

departs 5:27 PM ET · arrives 7:26 PM ET
Forecast issued Sat 4:00 PM ET · 122h before departure

Typical odds Too early for a weather forecast — these are typical odds for this flight on a Thursday in October, from the weather this date has had in past years (the range shows how much they varied). They’ll switch to forecast-based odds about 3 days before departure.

Odds over time

Arrive at GSP more than 15 minutes late?
38% chance · ±8 pts +0 pts · 24h
HOW SURE WE ARE Low. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
MOSTLY HISTORY WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 6.7d Now 2d 1d 12h 6h Departs Lands

How late will it get to GSP?

  1. On time or early
    61%
  2. 15–30 min late
    14%
  3. 30 min–1 hour late
    11%
  4. 1–2 hours late
    8%
  5. Over 2 hours late
    5%
  6. Cancelled
    <1%

Gate arrival compared with the scheduled arrival. The ranges add up to 100%.