Schedule: the flights that flew on Tuesday, Oct 20, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

FRONTIER · FLIGHT F9 3378 SCHEDULED · TYPICAL SCHEDULE

F9 3378 · MIA → SJU

departs 11:26 PM ET · arrives 2:17 AM AT
Forecast issued Tue 11:00 PM ET · 0h before departure

Odds over time

Arrive at SJU more than 15 minutes late?
33% chance · ±4 pts −3 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% 15% 30% 45% 60% 7.0d 2d 1d 12h 6h Departs Lands

How late will it get to SJU?

  1. On time or early
    65%
  2. 15–30 min late
    4%
  3. 30 min–1 hour late
    15%
  4. 1–2 hours late
    8%
  5. Over 2 hours late
    5%
  6. Cancelled
    3%

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