Airport terminal guide

United Airlines at ONT: Terminal 2

United Airlines departures from Ontario International Airport (ONT) most commonly use Terminal 2 in FlightQ's current schedule data. The airline has 8-9/day across 4 nonstop destinations from this airport.

United Airlines routes from ONT

ONT to SFOSan Francisco4-5/day
Airbus A320 family, Boeing 737
ONT to DENDenver2/day
Airbus A320 family, Boeing 737
ONT to ORDChicago1/day
Boeing 737
ONT to IAHHouston1/day
Boeing 737

Terminal FAQ

What terminal does United Airlines use at ONT?

United Airlines departures at ONT most commonly use Terminal 2 in FlightQ's current schedule data.

Where does United Airlines fly from ONT?

United Airlines has scheduled nonstop service from ONT to 4 destinations in this dataset, led by SFO, DEN, ORD, IAH.

Terminal data is based on the most common departure terminal captured in current schedule data, checked September 28, 2026. Airports and airlines can change terminals for operational reasons, so use this as a planning guide and confirm before departure.