United States
Flights to Ontario
Compare live fares to Ontario from hundreds of airlines, then choose your seat and bags before you pay.
Where to stay in Ontario
Compare hotel prices in Ontario and book your stay with the same account.
Questions about flights to Ontario
Flights to Ontario land at Ontario Municipal Airport (ONO), Ontario International Airport (ONT).
Fares often rise as a flight fills up, so booking a few weeks ahead usually gives you more choice. Search a few dates around your plans to compare.
On most airlines you can pick your seat on the plane map and add bags during checkout, with every price shown before you pay.