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Ontario

$107+ Cheap flights from Massachusetts to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYZ
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Massachusetts to Ontario

Cheapest flights from Massachusetts to Ontario
Explore the most affordable flight options available from Massachusetts to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amBOS - YTZ
Nonstop1h 55mPorter Airlines
Tue 1/66:55 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/14$261
This Trip.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:40 pmBOS - YTZ
1 stop6h 23mPorter Airlines
Tue 1/66:55 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/14$265
This Mytrip deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amBOS - YTZ
Nonstop1h 55mPorter Airlines
Fri 1/910:40 amYTZ - BOS
2 stops7h 30mPorter Airlines
Deal found 12/13$269
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:20 amBOS - YTZ
Nonstop1h 55mPorter Airlines
Fri 1/28:00 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/15$278
This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:00 pmBOS - YTZ
Nonstop1h 59mPorter Airlines
Tue 12/308:00 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/13$279
This FlightHub deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:40 pmBOS - YTZ
1 stop6h 23mPorter Airlines
Fri 1/28:30 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/15$284
This FlightHub deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:20 amBOS - YTZ
Nonstop1h 55mPorter Airlines
Fri 1/28:30 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/15$290
This FlightHub deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:00 amBOS - YTZ
Nonstop1h 55mPorter Airlines
Sun 12/288:30 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 12/13$293
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:40 pmBOS - YOW
Nonstop1h 29mMultiple Airlines
Thu 1/227:00 amYOW - BOS
1 stop9h 28mMultiple Airlines
Deal found 12/14$296
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:40 pmBOS - YYZ
1 stop4h 33mMultiple Airlines
Tue 1/68:30 pmYYZ - BOS
1 stop14h 20mMultiple Airlines
Deal found 12/14$304
This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:57 pmBOS - YYZ
1 stop25h 23mMultiple Airlines
Sun 2/18:20 pmYYZ - BOS
1 stop26h 59mMultiple Airlines
Deal found 12/13$305
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:56 amBOS - YYZ
1 stop13h 15mMultiple Airlines
Fri 1/97:10 amYYZ - BOS
1 stop27h 58mMultiple Airlines
Deal found 12/14$312

Find flight deals from Massachusetts to Ontario

Keep the following information in mind while searching for Massachusetts to Ontario flight deals. Data was last updated December 15, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$222
(Air Canada)

One-way from

$107
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$367

Good round-trip deal

$259 or less

Good one-way deal

$124 or less
Provider with most accurate pricing for Boston Logan Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Toronto (YTO) flights.
Search Deals
From Massachusetts to Ontario
Search Deals
One-way flight from Massachusetts to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Massachusetts to Ontario.
Search Deals
Price to beat on a one-way flight from Massachusetts to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Massachusetts to Ontario that are best for you.

Fly from

Massachusetts

Fly to

Ontario

Route

Depart

Return

Price

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 1/8

3:30 pm-7:08 pm

1 stop3h 38m

Toronto Island

Mon 1/12

6:55 pm-8:30 pm

Nonstop1h 35m

$247

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 1/15

3:43 pm-12:11 am

1 stop8h 28m

Toronto Pearson Intl

Sun 2/1

8:20 pm-11:19 pm

1 stop26h 59m

$262

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 3/20

6:55 pm-8:54 pm

Nonstop1h 59m

Toronto Island

Sun 3/22

2:05 pm-6:10 pm

1 stop4h 05m

$275

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 1/8

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Mon 1/12

7:00 am-11:57 pm

1 stop16h 57m

$275

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 4/24

3:30 pm-10:03 pm

1 stop6h 33m

Toronto Island

Sun 4/26

7:45 am-6:10 pm

2 stops10h 25m

$282

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 3/13

10:20 am-12:19 pm

Nonstop1h 59m

Toronto Island

Sun 3/15

11:05 am-12:40 pm

Nonstop1h 35m

$284

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 3/5

3:30 pm-10:03 pm

1 stop6h 33m

Toronto Island

Sat 3/7

1:10 pm-2:45 pm

Nonstop1h 35m

$288

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 1/15

7:00 am-5:13 pm

1 stop10h 13m

Ottawa

Mon 1/19

4:40 pm-6:10 pm

Nonstop1h 30m

$289

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 1/16

9:00 am-10:55 am

Nonstop1h 55m

Toronto Island

Mon 1/19

2:05 pm-6:10 pm

1 stop4h 05m

$289

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 4/7

7:05 am-9:04 am

Nonstop1h 59m

Toronto Island

Fri 4/10

8:30 pm-10:05 pm

Nonstop1h 35m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 60 results
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Best time to book a flight from Massachusetts to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Massachusetts with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Ontario

What is the cheapest month to book a flight from Massachusetts to Region of Ontario?

Currently, April is the cheapest month in which you can book a flight from Massachusetts to Region of Ontario (average of $116). Flying from Massachusetts to Region of Ontario in November is currently the most expensive (average of $191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MA to ON?

Find hourly flight availability from Massachusetts to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 29% on flights from Massachusetts to Region of Ontario by exploring options for tickets at noon.

What is the cheapest day to fly from Massachusetts to Region of Ontario?

Use this chart to determine the cheapest time to fly round-trip from Massachusetts to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Massachusetts to Region of Ontario flight should consider departing on Sunday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Massachusetts to Region of Ontario

Explore weekly flight availability from Massachusetts to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 15, 2025.

The most flights from USMA to CAON are scheduled on a Wednesday (13 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated December 15, 2025.
Get a feel of what it's like to fly with Porter Airlines, Delta, and Air Transat from Massachusetts to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
399 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Delta
7.9
Good
8,008 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.8
Good
482 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,094 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,526 reviews
Porter Airlines
8.0
Very good
399 reviews

Boarding

8.2

Food

7.6

Comfort

7.9

Overall

8.0

Entertainment

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Massachusetts to Region of Ontario?

    Porter Airlines, Air Canada, and United Airlines can get you from Massachusetts to Region of Ontario in just under 2h 02m. Your travel time can differ by up to 7h 25m. The distance between Massachusetts and Region of Ontario is about 444 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Massachusetts to Region of Ontario one-way?

    One-way options have recently been found by users for as low as $88 on Air Canada. Other airlines that offer cheap prices include American Airlines from $99 and Porter Airlines from $100 one-way.

  • Can I find deals for flights from Massachusetts to Ontario that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Ontario.

  • Can I find deals for business class flights from Massachusetts to Ontario?

    Yes. Cheapflights offers flight deals from Massachusetts to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to Region of Ontario?

    Currently, April is the cheapest month in which you can book a flight from Massachusetts to Region of Ontario (average of $116). Flying from Massachusetts to Region of Ontario in November is currently the most expensive (average of $191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Massachusetts to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Massachusetts to Ontario

Discover the top 6 airlines that operate flights from Massachusetts to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$126Average$336FlexibilityNo cancel feeOn-timeN/A
Porter AirlinesCheapest$126Average$423FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$212Average$563FlexibilityNo cancel feeOn-time67%
Air TransatCheapest$229Average$357FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$247Average$372FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$360FlexibilityNo cancel feeOn-time71%

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