With British Airways ONT Terminal at Ontario International Airport (ONT), enter a world of convenience and comfort. Savor a first-rate travel experience from beginning to end, including smooth check-in and effective security. British Airways provides outstanding service at every stage, whether you're leaving on a lengthy overseas trip or returning from an international adventure. ONT's British Airways terminal, which offers direct flights to popular locations, blends contemporary conveniences with dedicated customer service to provide a comfortable and easy travel experience. With British Airways at ONT, your trip starts well thanks to the friendly staff and cozy seats.