CA $204 Cheap Flights from Boston (BOS) to Ontario Intl. Airport (ONT)

View CA $204 flight on Tue, Sep 1, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap flights from Boston (BOS) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at CA $204 for one-way flights and CA $459 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Oct 23 - Sun, Oct 25
BOS
Boston
ONT
Ontario
CA $459 Roundtrip, found 1 day ago
CA $459
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Oct 23 from Boston to Ontario, returning Sun, Oct 25, priced at CA $459 found 1 day ago
American Airlines
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $519 Roundtrip, found 5 days ago
CA $519
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $519 found 5 days ago
Delta
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $519 Roundtrip, found 5 days ago
CA $519
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $519 found 5 days ago
Alaska Airlines
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $523 Roundtrip, found 5 days ago
CA $523
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $523 found 5 days ago
American Airlines
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $527 Roundtrip, found 5 days ago
CA $527
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $527 found 5 days ago
American Airlines
Mon, Jun 8 - Tue, Jun 9
BOS
Boston
ONT
Ontario
CA $534 Roundtrip, found 3 days ago
CA $534
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Jun 8 from Boston to Ontario, returning Tue, Jun 9, priced at CA $534 found 3 days ago
American Airlines
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $544 Roundtrip, found 5 days ago
CA $544
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $544 found 5 days ago
Delta
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $547 Roundtrip, found 5 days ago
CA $547
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $547 found 5 days ago
American Airlines
Tue, May 26 - Thu, May 28
BOS
Boston
ONT
Ontario
CA $551 Roundtrip, found 5 days ago
CA $551
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, May 26 from Boston to Ontario, returning Thu, May 28, priced at CA $551 found 5 days ago
JetBlue Airways
Thu, Jun 4 - Sun, Jun 7
BOS
Boston
ONT
Ontario
CA $848 Roundtrip, found 6 days ago
CA $848
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Thu, Jun 4 from Boston to Ontario, returning Sun, Jun 7, priced at CA $848 found 6 days ago

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city centre is 42 minutes. Flights from CA $734
SNA
John Wayne
Cheapest
Average driving time to city centre42 min
Flights from CA $734

Frequently asked questions

How much is a flight from Logan Intl. Airport to Los Angeles - Ontario Intl. Airport (ONT)?
The lowest price advertised for a round-trip flight between Logan Intl. Airport (BOS) and Los Angeles - Ontario Intl. Airport (ONT) is CA $459. But you better act quick. This figure is taken from 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.
Do I need to pay a cancellation fee if I cancel my flight from BOS to ONT?
The majority of flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from BOS to Los Angeles - Ontario Intl. Airport (ONT) that have flexible change policies?
Many carriers offer the option to move your flight without a change fee. All you pay is the fare difference. When searching for BOS to Ontario Airport flights, you'll see a "No change fees" box for you to tick.
How many hours is the flight from BOS to Los Angeles - Ontario Intl. Airport (ONT)?
Lasting around 8 hours and 48 minutes, the flight between Logan Intl. Airport and Ontario Airport is a great opportunity to do some last-minute planning. How about using the time to go over your itinerary for Ontario?
How far is the flight from Logan Intl. Airport to Los Angeles - Ontario Intl. Airport (ONT)?
The distance is around 4,100 kilometres. Travel pillow? Check. Toiletries? Check. You'll need to pack all the essentials for this long-haul Boston to Ontario flight.
Which airlines fly direct from BOS to Los Angeles - Ontario Intl. Airport (ONT)?
If you want to fly straight from Logan Intl. Airport to Los Angeles - Ontario Intl. Airport (ONT), you'll need to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports.
Are Logan Intl. Airport to ONT flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Logan Intl. Airport to Ontario Airport last minute could save you some serious cash. However, it could end up costing a great deal more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Travel information

Origin airport
Logan Intl.
Destination airport
Ontario Intl. Airport
Airlines serving
Alaska Airlines
Roundtrip price
CA $459
Distance
4094 km

Book with confidence

Boston to Los Angeles Flights

The easy way to book your flights from Boston to Ontario Intl. Airport 

With Expedia, it’s simple to find and book flights to Ontario Intl. Airport from Boston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ontario Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Boston to Ontario Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Logan Intl., BOS to Ontario Intl. Airport, ONT 

Sort your search results by price to find great deals on your flight from Boston to Ontario Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario Intl. Airport from Boston currently is just CA $459 rising to CA $848.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ontario Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ontario Intl. Airport from Boston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario Intl. Airport with Expedia today.

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