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Cheap flights from Ontario to Boston from C$ 180

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOS
5 May — 12 May1
1 adult

Cheap flight deals from Ontario to Boston

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

Round-trip from

C$ 284

One-way from

C$ 180

Popular in

April

Cheapest in

March

Average price

C$ 457

Good round-trip deal

C$ 298 or less

Good one-way deal

C$ 181 or less
Porter Airlines
  • Porter Airlines
  • 13/5-15/5
  • 1 total stop
  • 5h 18m total
  • Ontario to Boston
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Porter Airlines
  • Porter Airlines
  • 25/7
  • 1 total stop
  • 6h 08m total
  • Ontario to Boston
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ontario to Boston Logan Intl.
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Price to beat on a one-way flight from Ontario to Boston Logan Intl.
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Find flight deals from Ontario to Boston

Cheapest flights from Ontario to Boston
Explore the most affordable flight options available from Ontario to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Tue 13/51:25 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Thu 15/53:50 p.m.BOS - YTZ
1 stop3h 37mPorter Airlines
Deal found 29/4C$ 284
Thu 22/53:25 p.m.YOW - BOS
1 stop4h 11mPorter Airlines
Mon 26/512:15 p.m.BOS - YOW
1 stop4h 18mPorter Airlines
Deal found 28/4C$ 314
Thu 5/67:00 a.m.YUL - BOS
1 stop4h 31mPorter Airlines
Sun 8/69:20 a.m.BOS - YUL
1 stop6h 40mPorter Airlines
Deal found 28/4C$ 316
Fri 13/69:45 a.m.YYZ - BOS
Nonstop1h 43mAir Canada
Fri 20/65:50 a.m.BOS - YYZ
1 stop5h 50mAir Canada
Deal found 28/4C$ 346
Sat 7/610:20 a.m.YTZ - BOS
2 stops7h 37mAir Canada
Sun 22/65:50 a.m.BOS - YTZ
2 stops5h 41mAir Canada
Deal found 29/4C$ 352
Fri 13/69:10 a.m.YYZ - BOS
2 stops8h 58mPorter Airlines
Fri 20/68:45 a.m.BOS - YYZ
1 stop3h 43mPorter Airlines
Deal found 29/4C$ 352
Wed 28/51:05 p.m.YUL - BOS
Nonstop1h 27mAir Canada
Sun 8/65:50 a.m.BOS - YUL
Nonstop1h 25mAir Canada
Deal found 28/4C$ 352
Tue 13/56:03 a.m.YYZ - BOS
1 stop5h 47mDelta
Sat 17/56:05 a.m.BOS - YYZ
1 stop5h 15mDelta
Deal found 29/4C$ 354
Wed 28/58:10 a.m.YUL - BOS
Nonstop1h 25mUnited Airlines
Sun 8/69:00 a.m.BOS - YUL
1 stop4h 09mUnited Airlines
Deal found 28/4C$ 365
Thu 12/67:50 p.m.YTZ - BOS
Nonstop1h 41mAir Transat
Thu 19/68:20 p.m.BOS - YTZ
Nonstop1h 49mAir Transat
Deal found 29/4C$ 368
Thu 12/69:40 a.m.YUL - BOS
2 stops6h 18mMultiple Airlines
Thu 19/611:10 a.m.BOS - YUL
1 stop4h 50mMultiple Airlines
Deal found 28/4C$ 375
Tue 8/71:25 p.m.YTZ - BOS
Nonstop1h 41mMultiple Airlines
Tue 8/76:55 p.m.BOS - YTZ
Nonstop1h 49mMultiple Airlines
Deal found 28/4C$ 383

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Boston 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 629,999 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Ontario to Boston that are best for you.

Fly from

Ontario

Fly to

Boston

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 13/5

1:25 p.m.-3:06 p.m.

Nonstop1h 41m

Boston Logan Intl

Thu 15/5

3:50 p.m.-7:27 p.m.

1 stop3h 37m

C$ 284

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 5/6

7:00 a.m.-11:31 a.m.

1 stop4h 31m

Boston Logan Intl

Sun 8/6

9:20 a.m.-4:00 p.m.

1 stop6h 40m

C$ 316

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 13/6

9:45 a.m.-11:28 a.m.

Nonstop1h 43m

Boston Logan Intl

Fri 20/6

5:50 a.m.-11:40 a.m.

1 stop5h 50m

C$ 346

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 7/6

10:20 a.m.-5:57 p.m.

2 stops7h 37m

Boston Logan Intl

Sun 22/6

5:50 a.m.-11:31 a.m.

2 stops5h 41m

C$ 352

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 13/6

9:10 a.m.-6:08 p.m.

2 stops8h 58m

Boston Logan Intl

Fri 20/6

8:45 a.m.-12:28 p.m.

1 stop3h 43m

C$ 353

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 13/5

6:03 a.m.-11:50 a.m.

1 stop5h 47m

Boston Logan Intl

Sat 17/5

6:05 a.m.-11:20 a.m.

1 stop5h 15m

C$ 354

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 12/6

7:50 p.m.-9:31 p.m.

Nonstop1h 41m

Boston Logan Intl

Thu 19/6

8:20 p.m.-10:09 p.m.

Nonstop1h 49m

C$ 368

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Tue 27/5

10:15 a.m.-3:06 p.m.

1 stop4h 51m

Boston Logan Intl

Tue 3/6

12:15 p.m.-6:08 p.m.

1 stop5h 53m

C$ 376

MontrealBoston

YUL - BOS

YULBOS

Montreal Pierre Elliott Trudeau Intl

Thu 29/5

1:05 p.m.-2:32 p.m.

Nonstop1h 27m

Boston Logan Intl

Sun 1/6

10:20 a.m.-11:45 a.m.

Nonstop1h 25m

C$ 382

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 8/7

1:25 p.m.-3:06 p.m.

Nonstop1h 41m

Boston Logan Intl

Tue 8/7

6:55 p.m.-8:44 p.m.

Nonstop1h 49m

C$ 383

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 57 results
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Best time to book a flight from Ontario to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Ontario 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 Ontario to Boston

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Boston (average of C$ 298). Flying from Region of Ontario to Boston in April is currently the most expensive (average of C$ 350). 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 ON to BOS?

Find hourly flight availability from Ontario to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Boston as you normally would.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 mm per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated 30 April 2025.
Peruse reviews from past customers who have flown with Porter Airlines, Delta and Air Transat from Ontario to Boston to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.8

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Porter Airlines
8.0
Very good
285 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.8

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Delta
8.0
Very good
7,936 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.8

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
Air Transat
7.8
Good
385 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.8

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
United Airlines
7.4
Good
8,696 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.8

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
285 reviews
Check prices

Comfort

8.1

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.8

Entertainment

7.0

Reviews

1 / 18
10.0
Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

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

  • What airport do you fly into for flights to Boston from Ontario?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Ontario. Logan Intl is conveniently located just 4.2 km from Boston’s city centre.

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

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 180. However, be on the lookout for offers from Air Canada and Air Transat, as they are both options that can get you from Region of Ontario to Boston for a low price.

  • What are the most popular routes from Region of Ontario to Boston?

    When deciding which route to take from Region of Ontario to Boston consider Toronto Pearson Intl - Boston Logan Intl, Toronto Island - Boston Logan Intl or Montreal Pierre Elliott Trudeau Intl - Boston Logan Intl as they are the most popular.

  • What are the most reliable airlines from Region of Ontario to Boston?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Region of Ontario to Boston on time: Jazz (64%), United Airlines (60%), Air Canada (60%).

  • What are the cheapest flights from Region of Ontario to Boston?

    The cheapest flight price from Region of Ontario to Boston is C$ 207. On average you can expect to pay C$ 776. The most popular route, (Toronto Pearson Intl - Boston Logan Intl), can usually be booked for C$ 320.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Boston 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 Region of Ontario to Boston?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Boston (average of C$ 298). Flying from Region of Ontario to Boston in April is currently the most expensive (average of C$ 350). 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

Travelling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Seekonk
Waltham
Warwick
Medford
Braintree
Somerville
Dedham
Rockland
Chelsea
Plymouth
Quincy
Old Orchard Beach
Revere
Hampton
Lynn
Andover
Watertown
Kennebunk
Amherst
Sturbridge

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Alternative routes for Ontario to Boston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Ontario to Boston

Discover the top 5 airlines that operate flights from Ontario to Boston. 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 629,999 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 209AverageC$ 407FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 231AverageC$ 520FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 279AverageC$ 411FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 332AverageC$ 506FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 344AverageC$ 499FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Boston?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Ontario.

Can Cheapflights find flights from Ontario to Boston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Boston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Boston become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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