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$86+ 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 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYZ
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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Cheap flight deals from Massachusetts to Ontario

Keep the following information in mind while searching for Massachusetts to Ontario flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$213
(Booking.com)

One-way from

$86
(Air Canada)

Popular in

November

Cheapest in

September

Average price

$319

Good round-trip deal

$279 or less

Good one-way deal

$140 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.
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From Massachusetts to Ontario
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One-way flight from Massachusetts to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Massachusetts to Ontario.
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Price to beat on a one-way flight from Massachusetts to Ontario.
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Find 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 octubre 30, 2025.

This Air Canada deal was found by Cheapflights users on 10/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/206:15 amBOS - YYZ
Nonstop2h 02mAir Canada
dom. 11/238:15 amYYZ - BOS
Nonstop1h 42mAir Canada
Deal found 10/29$221
This Air Canada deal was found by Cheapflights users on 10/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/205:30 amBOS - YYZ
1 stop6h 10mAir Canada
sáb. 11/224:20 pmYYZ - BOS
Nonstop1h 42mAir Canada
Deal found 10/30$226
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
mar. 11/253:40 pmBOS - YTZ
1 stop6h 23mPorter Airlines
vie. 11/288:00 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/28$235
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
vie. 12/57:00 amBOS - YTZ
Nonstop1h 55mPorter Airlines
mar. 12/91:20 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/28$236
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
mié. 11/191:25 pmBOS - YTZ
Nonstop1h 55mPorter Airlines
sáb. 11/224:30 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/29$238
This Trip.com deal was found by Cheapflights users on 10/28. 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.
jue. 11/207:00 amBOS - YTZ
Nonstop1h 55mPorter Airlines
dom. 11/238:00 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/28$239
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
mar. 11/253:40 pmBOS - YTZ
1 stop6h 23mPorter Airlines
mié. 12/311:05 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/28$241
This Mytrip deal was found by Cheapflights users on 10/29. 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.
mar. 12/27:00 pmBOS - YTZ
Nonstop1h 55mPorter Airlines
jue. 12/118:00 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/29$242
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
vie. 11/287:00 amBOS - YTZ
Nonstop1h 55mPorter Airlines
mar. 12/28:30 pmYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/28$243
This Trip.com deal was found by Cheapflights users on 10/28. 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.
vie. 12/53:40 pmBOS - YTZ
1 stop6h 23mMultiple Airlines
mar. 12/910:30 amYTZ - BOS
1 stop4h 22mMultiple Airlines
Deal found 10/28$246
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
mar. 12/21:25 pmBOS - YTZ
Nonstop1h 55mPorter Airlines
mar. 12/911:05 amYTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/27$247
This Air Canada deal was found by Cheapflights users on 10/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/276:15 amBOS - YYZ
Nonstop2h 02mAir Canada
mar. 12/28:55 pmYYZ - BOS
Nonstop1h 42mAir Canada
Deal found 10/29$250

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 octubre 30, 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

mar. 2/3

9:00 am-10:59 am

Nonstop1h 59m

Toronto Island

mié. 2/4

2:05 pm-6:10 pm

1 stop4h 05m

$230

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

jue. 11/20

3:40 pm-5:06 pm

Nonstop1h 26m

Ottawa

lun. 11/24

4:45 pm-6:11 pm

Nonstop1h 26m

$258

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

lun. 11/17

7:00 pm-8:55 pm

Nonstop1h 55m

Toronto Island

jue. 11/20

1:20 pm-2:55 pm

Nonstop1h 35m

$260

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

vie. 1/9

6:55 pm-8:54 pm

Nonstop1h 59m

Toronto Island

dom. 1/11

1:10 pm-2:45 pm

Nonstop1h 35m

$261

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

lun. 12/8

7:00 am-11:29 am

1 stop4h 29m

Ottawa

vie. 12/12

8:40 am-2:55 pm

1 stop6h 15m

$261

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

vie. 12/5

3:40 pm-5:09 pm

Nonstop1h 29m

Ottawa

dom. 12/7

8:40 am-2:55 pm

1 stop6h 15m

$264

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

jue. 11/20

5:30 am-9:42 am

1 stop4h 12m

Ottawa

lun. 11/24

10:50 am-2:52 pm

1 stop4h 02m

$273

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

vie. 1/9

3:30 pm-7:08 pm

1 stop3h 38m

Toronto Island

dom. 1/11

2:05 pm-6:10 pm

1 stop4h 05m

$275

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

jue. 1/15

9:00 am-3:04 pm

1 stop6h 04m

Ottawa

lun. 1/19

4:55 pm-6:10 pm

Nonstop1h 15m

$276

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

vie. 12/5

3:40 pm-5:09 pm

Nonstop1h 29m

Ottawa

dom. 12/7

7:00 am-10:03 am

3 stops27h 03m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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, October is the cheapest month in which you can book a flight from Massachusetts to Region of Ontario (average of $110). Flying from Massachusetts to Region of Ontario in December is currently the most expensive (average of $160). 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 octubre 30, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 30% 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. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Massachusetts to Region of Ontario?

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 octubre 30, 2025.
Get a feel of what it's like to fly with Porter Airlines, Air Transat, and United Airlines 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
384 reviews

Food

7.6

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews

Food

7.6

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Transat
7.8
Good
469 reviews
Porter Airlines
8.0
Very good
384 reviews

Food

7.6

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,998 reviews
Porter Airlines
8.0
Very good
384 reviews

Food

7.6

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
11,030 reviews
Porter Airlines
8.0
Very good
384 reviews

Food

7.6

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,377 reviews
Porter Airlines
8.0
Very good
384 reviews

Food

7.6

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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 Transat, and Air Canada can get you from Massachusetts to Region of Ontario in just under 1h 59m. Your travel time can differ by up to 2h 13m. The distance between Massachusetts and Region of Ontario is about 432 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 $91 on Air Canada. Other airlines that offer cheap prices include Porter Airlines from $106 and Air Transat from $108 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, October is the cheapest month in which you can book a flight from Massachusetts to Region of Ontario (average of $110). Flying from Massachusetts to Region of Ontario in December is currently the most expensive (average of $160). 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 5 airlines flying from Massachusetts to Ontario

Discover the top 5 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$126Average$419FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$210Average$562FlexibilityNo cancel feeOn-time67%
Air TransatCheapest$229Average$361FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$243Average$376FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$286Average$360FlexibilityNo cancel feeOn-time71%

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