Schedule: the flights that flew on Tuesday, Sep 29, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.
UNITED · FLIGHT UA 430SCHEDULED · TYPICAL ODDS
UA 430 · DEN → ONT
departs 11:25 AM MT · arrives 12:47 PM PT
Forecast issued Fri 12:00 PM ET · 97h 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 ONT more than 15 minutes late?
13%chance · ±6 pts+3 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 ONT?
On time or early
87%
15–30 min late
5%
30 min–1 hour late
4%
1–2 hours late
3%
Over 2 hours late
<1%
Cancelled
<1%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.