Ontario International Airport (ONT) — flight cancellations today
So far today, 3 departures from Ontario International Airport (ONT) have been cancelled. The next 35 departures average a 3.1% cancellation estimate, versus 1.7% for U.S. flights today.
See live estimates for every ONT departure →Next departures
| Time | Flight | To | Status | Est. cancellation |
|---|---|---|---|---|
| 5:00 AM | UA2446 | Denver International Airport (DEN) | On time | 0.4% |
| 6:00 AM | AA1412 | Dallas Fort Worth International Airport (DFW) | On time | 0.7% |
| 6:00 AM | OO3816 | Seattle–Tacoma International Airport (SEA) | On time | 20% |
| 6:00 AM | DL2708 | Salt Lake City International Airport (SLC) | On time | 2% |
| 6:00 AM | UA1936 | George Bush Intercontinental Airport (IAH) | On time | 0.5% |
| 6:00 AM | WN1837 | Oakland San Francisco Bay Airport (OAK) | On time | 0.6% |
| 6:02 AM | AS607 | Seattle–Tacoma International Airport (SEA) | On time | 20% |
| 6:08 AM | UA2363 | San Francisco International Airport (SFO) | On time | 0.8% |
| 6:10 AM | WN1645 | Norman Y. Mineta San Jose International Airport (SJC) | On time | 0.4% |
| 6:15 AM | AA1194 | Phoenix Sky Harbor International Airport (PHX) | On time | 0.6% |
| 6:15 AM | F91500 | Denver International Airport (DEN) | On time | 0.8% |
| 6:25 AM | WN3539 | Denver International Airport (DEN) | On time | 0.3% |
| 6:40 AM | WN2495 | Harry Reid International Airport (LAS) | On time | 0.4% |
| 7:00 AM | UA1121 | Chicago O'Hare International Airport (ORD) | Cancelled | 100% |
| 7:05 AM | DL409 | Hartsfield Jackson Atlanta International Airport (ATL) | On time | 2% |
Where ONT flies
Hartsfield Jackson Atlanta International Airport (ATL) · Austin Bergstrom International Airport (AUS) · Nashville International Airport (BNA) · Boise Air Terminal/Gowen Field (BOI) · Denver International Airport (DEN) · Dallas Fort Worth International Airport (DFW) · Daniel K. Inouye International Airport (HNL) · William P. Hobby Airport (HOU) · George Bush Intercontinental Airport (IAH) · John F. Kennedy International Airport (JFK) · Harry Reid International Airport (LAS) · Chicago Midway International Airport (MDW) · Oakland San Francisco Bay Airport (OAK) · Chicago O'Hare International Airport (ORD) · Portland International Airport (PDX) · Phoenix Sky Harbor International Airport (PHX) · Seattle–Tacoma International Airport (SEA) · San Francisco International Airport (SFO) · Norman Y. Mineta San Jose International Airport (SJC) · Salt Lake City International Airport (SLC) · Sacramento International Airport (SMF) · Charles M. Schulz Sonoma County Airport (STS)
Route history from ONT
ONT→ATL · ONT→AUS · ONT→BNA · ONT→DEN · ONT→DFW · ONT→HNL · ONT→HOU · ONT→IAH · ONT→JFK · ONT→LAS · ONT→MDW · ONT→OAK · ONT→ORD · ONT→PDX · ONT→PHX · ONT→SEA · ONT→SFO · ONT→SJC · ONT→SLC · ONT→SMF
Baked Airports: the most cooked U.S. airports right now →
Estimates are this site's deterministic model (methodology), trained on 3+ years of U.S. DOT on-time records — no live flight API, no AI. Figures update through the day.