Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Logan Intl. Airport (BOS) to ONT start from . Book ASAP to get the best price for your journey. Prices and availability are subject to change. Additional terms apply.

This can vary from airline to airline, as each has its own set of terms and conditions. Visit the Customer Service Portal, where there are easy instructions on how to cancel online.

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 Logan Intl. Airport to ONT flights, you’ll see a “no change fees” filter for you to select.

With around 4,100 kilometres separating Logan Intl. Airport (BOS) and Los Angeles - Ontario Intl. Airport (ONT), your flight will be a long one. Pack wisely and make your journey comfortable. Simple things like an eye mask and a good travel pillow can make a massive difference.

You won’t find any airlines operating directly between Logan Intl. Airport (BOS) and Los Angeles - Ontario Intl. Airport (ONT), so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip!

Flight prices are constantly going up and down, so not always. While last-minute flight deals between BOS and Los Angeles - Ontario Intl. Airport (ONT) are possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some airlines release their prices up to a year prior to the departure date. Expedia is constantly updating the biggest bargains around, so check back often and be ready to book when the price dips.