Schedule: a typical Tuesday (the flights of Jul 28, 2026, re-dated). Real flights replace these once the FAA publishes them, usually about a day ahead.
FRONTIER · FLIGHT F9 3018SCHEDULED · TYPICAL ODDS
F9 3018 · FLL → SJU
departs 1:17 PM ET · arrives 4:05 PM AT
Forecast issued Wed 12:00 AM ET · 157h before departure
Typical odds
Too early for a weather forecast — these are typical odds for this flight on a Tuesday 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 SJU more than 15 minutes late?
28%chance · ±10 pts– · 24h
HOW SURE WE ARELow. This is mostly a starting point from history; weather forecasts haven't kicked in yet.
How late will it get to SJU?
On time or early
71%
15–30 min late
8%
30 min–1 hour late
9%
1–2 hours late
7%
Over 2 hours late
3%
Cancelled
2%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.