S$261 Cheap Flights from Ontario Intl. Airport to Miami

The lowest price advertised for a round-trip flight from ONT to Miami Intl. Airport (MIA) is . But you better act fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ONT to Miami Airport flights, you'll see a "no change fees" filter for you to select.

It's around 3,700 kilometres from ONT to MIA, so expect to be strapped into your seat for a while. Keep yourself occupied with things like your e-reader or a good old-fashioned book.

Direct flights aren't available, so you'll need to make at least one stop between Ontario Airport and Miami Intl. Airport (MIA). Take advantage of the layover time to stretch your legs and enjoy some personal space.

Flight prices from ONT to MIA are available up to a year before departure on Expedia. And although you may occasionally score fantastic last-minute deals, it's never something you can count on. Also, booking your flights ahead of time means you'll have more options — and you can avoid getting trapped in the dreaded middle seat! We regularly update our fares to bring you the best bargains, so keep checking in for all the latest specials.