Airlines at Ontario International Airport (ONT)

With 11 operative passenger airlines, 31 destinations are served from the Ontario International Airport. Southwest Airlines has the most flights from the airport and uses it as an operational base. China Airlines, United Airlines, Starlux Airlines, American Airlines, and Delta Air Lines are a few flight carriers flying from the ONT Airport.  

What Terminal does Frontier Airlines at Ontario International Airport (ONT)

Terminal 2 at Ontario International Airport handles Frontier Airlines flights.…

Which Terminal is Alaska Airlines at Ontario International Airport (ONT)?

Alaska Airlines uses Terminal 2 at Ontario International Airport, serving…

United Airlines Terminal at Ontario International Airport (ONT)

United Airlines hosts its operations through Terminal 2 at Ontario…

Southwest Airlines Terminal at Ontario International Airport (ONT)

Southwest Airlines carries out all its operations in Terminal 4…

American Airlines Terminal at Ontario International Airport (ONT)

American Airlines relies on Terminal 4 at Ontario International Airport…

Delta Airlines Terminal at Ontario International Airport (ONT)

Delta Airlines functions through Terminal 2 at Ontario International Airport.…

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