Beginning of main content
Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5

Search over 321,000 hotels worldwide and 400 airlines worldwide.

Secure incredible value with Expedia's Price Guarantee.

No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap ONT to BOS Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Orange County

$253.60

Long Beach

$216.40

Los Angeles

$177.60

Burbank

$252.10

Providence

$253.97

Provincetown

$1,678.30

Cheap ONT to BOS Flights

Question : What is the cheapest day to fly in the next four weeks?
Answer : As of Nov 13th, the cheapest day to fly from Ontario to Boston is Dec 6th. Tickets are currently being sold for $264, which is 56% below the average price for this route.

Question : Is price more important than specific travel days for you?
Answer : The lowest-cost day to fly in November is Thursday. Being flexible with your travel days garners even more savings during booking.

Question : Over the coming months, which airline is getting their passengers to Logan International Airport (BOS) round-trip the cheapest?
Answer : United Airlines is your best bet for finding that coveted low fare. They're offering fares as low as $264, while prices for other flights are as high as $1,026.

Question : Do travelers from Ontario typically stay in Boston for very long?
Answer : The average time spent in Boston by travelers from Ontario is about one week.

Question : Do prices fluctuate more for this route than others?
Answer : Flight prices are fluctuating less for this route than the majority of routes in the United States, as they're ranging from $264 to $1,026. However, the sooner you book, the more you'll be able to save.

Los Angeles to Boston Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Los Angeles to Boston will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Boston.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ONT to BOS flights that won’t make your bank account wince. Ready to temporarily leave behind Los Angeles for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to BOS with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.