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CA $211 Cheap Flights from Ontario Intl. Airport (ONT) to Boston (BOS)

View CA $211 flight on Tue, Oct 6, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at CA $211 for one-way flights and CA $529 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Sep 12 - Thu, Sep 17
ONT
Ontario
BOS
Boston
CA $529 Roundtrip, found 2 days ago
CA $529
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 12 from Ontario to Boston, returning Thu, Sep 17, priced at CA $529 found 2 days ago
JetBlue Airways
Sat, Sep 12 - Thu, Sep 17
ONT
Ontario
BOS
Boston
CA $532 Roundtrip, found 2 days ago
CA $532
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 12 from Ontario to Boston, returning Thu, Sep 17, priced at CA $532 found 2 days ago
Alaska Airlines
Fri, Oct 23 - Wed, Oct 28
ONT
Ontario
BOS
Boston
CA $554 Roundtrip, found 6 days ago
CA $554
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Oct 23 from Ontario to Boston, returning Wed, Oct 28, priced at CA $554 found 6 days ago
JetBlue Airways
Sat, Sep 12 - Thu, Sep 17
ONT
Ontario
BOS
Boston
CA $559 Roundtrip, found 2 days ago
CA $559
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 12 from Ontario to Boston, returning Thu, Sep 17, priced at CA $559 found 2 days ago
Alaska Airlines
Fri, Oct 23 - Wed, Oct 28
ONT
Ontario
BOS
Boston
CA $582 Roundtrip, found 6 days ago
CA $582
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Oct 23 from Ontario to Boston, returning Wed, Oct 28, priced at CA $582 found 6 days ago
Delta
Tue, May 4 - Mon, May 10
ONT
Ontario
BOS
Boston
CA $624 Roundtrip, found 5 days ago
CA $624
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, May 4 from Ontario to Boston, returning Mon, May 10, priced at CA $624 found 5 days ago
Delta
Tue, Oct 6 - Fri, Oct 9
ONT
Ontario
BOS
Boston
CA $648 Roundtrip, found 19 hours ago
CA $648
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Oct 6 from Ontario to Boston, returning Fri, Oct 9, priced at CA $648 found 19 hours ago
Alaska Airlines
Sat, Sep 12 - Thu, Sep 17
ONT
Ontario
BOS
Boston
CA $650 Roundtrip, found 2 days ago
CA $650
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Ontario to Boston, returning Thu, Sep 17, priced at CA $650 found 2 days ago
Alaska Airlines
Thu, Oct 22 - Wed, Oct 28
ONT
Ontario
BOS
Boston
CA $659 Roundtrip, found 6 days ago
CA $659
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Oct 22 from Ontario to Boston, returning Wed, Oct 28, priced at CA $659 found 6 days ago
American Airlines
Tue, Oct 6 - Fri, Oct 9
ONT
Ontario
BOS
Boston
CA $708 Roundtrip, found 19 hours ago
CA $708
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Tue, Oct 6 from Ontario to Boston, returning Fri, Oct 9, priced at CA $708 found 19 hours ago

Frequently asked questions

How much does a flight from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) cost?
You can find cheap one-way flights from CA $211 and cheap return flights from CA $529 ONT to BOS with Expedia. Return flights often range between CA$999 and CA$2639. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when ONT to BOS ticket fares go up or down.
What is the cheapest month to fly from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
September is typically the cheapest month to fly from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.), with average return fares around CA$526. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Ontario Intl. Airport to Boston, MA include February and August.
Which airlines fly direct from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
Enter ONT to BOS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
Southwest Airlines is one of the cheapest airlines offering connecting return flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.), with prices starting from around CA$273 for flights that can be booked for departure within the next year, with a layover in Sky Harbor Intl. (PHX). These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS)?
To find a cheap flight from Ontario Intl. Airport (ONT) to Boston, MA (BOS), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Ontario Intl. Airport (ONT) to Boston, MA (BOS)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
There are approximately 64 connecting flights per day from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.). Some common connection points include Sky Harbor Intl. (PHX), Seattle - Tacoma Intl. (SEA), and Harry Reid Intl. (LAS).
What is the earliest flight from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
The earliest flight from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) typically departs around 12:55 AM local time. This flight is operated by American Airlines. This is a seasonal service, active in September and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
You'll find the most flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) on a Friday, with around 46 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and Alaska Airlines. Flight schedules are fairly consistent throughout the week, so you'll have plenty of choices no matter which day you choose to fly.
What are the most popular departure times for flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
The most popular departure times for flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) are in the morning, from 6am to 9am. Many major carriers, including American Airlines, United and Southwest Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey, getting them to their destination with plenty of time left in the day.
How long does it take to fly from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
There are no nonstop flights from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.). For flights with one stop, you can expect the journey to take around 7 hours 30 minutes. If your flight has two or more stops, the travel time will be longer, typically around 11 hours 30 minutes. The distance between these two airports is approximately 4118 kilometres. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and weather conditions.
Can you fly business or first class from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.)?
Yes, you can fly business class or first class between Ontario Intl. Airport (ONT) and Boston, MA (BOS-Logan Intl.).You can fly business class with Delta.First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) flight with Expedia?
It's easy to earn miles on a Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Boston, MA (BOS) from Ontario Intl. Airport (ONT)?
If you're planning to travel to Boston from Los Angeles - Ontario Intl. (ONT), you can fly directly into Logan Intl. (BOS). Some flights may connect through major hubs like Sky Harbor Intl. (PHX), Denver Intl. (DEN), or Portland Intl. (PDX) before reaching Boston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) at the last minute?
Typically, booking a last minute flight from Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) flight and hotel package?
Securing a Ontario Intl. Airport (ONT) to Boston, MA (BOS-Logan Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario Intl. Airport (ONT) to Boston, MA (BOS)?
If you booked your Ontario Intl. Airport (ONT) to Boston, MA (BOS) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ontario Intl. Airport
Destination airport
Logan Intl.
Roundtrip price
CA $528
Distance
4094 km

Book with confidence

Los Angeles to Boston Flights

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

With Expedia, it’s simple to find and book flights to Boston from Ontario Intl. Airport 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 Logan Intl., 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 Ontario Intl. Airport to Boston today, tomorrow, or this week.  

 

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

Sort your search results by price to find great deals on your flight from Ontario Intl. Airport to Boston—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Boston from Ontario Intl. Airport currently is just CA $529 rising to CA $708.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Boston  
  • 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 Boston from Ontario Intl. Airport 

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 Boston with Expedia today.

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