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Cheap flights from Boston to Ontario from C$ 134

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YYZ
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Boston to Ontario

Keep the following information in mind while searching for Boston to Ontario flight deals. Data was last updated 21 February 2025.

Round-trip from

C$ 197

One-way from

C$ 134

Popular in

November

Cheapest in

September

Average price

C$ 524

Good round-trip deal

C$ 250 or less

Good one-way deal

C$ 158 or less
Air Canada
  • Air Canada
  • 14/4-23/4
  • 1 total stop
  • 6h 36m total
  • Boston to Ontario
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26/2
  • 26/2
  • 1 total stop
  • 8h 20m total
  • Boston to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 49 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Ontario.
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Price to beat on a one-way flight from Boston Logan Intl to Ontario.
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Find flight deals from Boston to Ontario

Cheapest flights from Boston to Ontario
Explore the most affordable flight options available from Boston to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 14/46:35 a.m.BOS - YUL
Nonstop1h 25mAir Canada
Wed 23/47:00 a.m.YUL - BOS
1 stop5h 11mAir Canada
Deal found 20/2C$ 197
Wed 2/42:10 p.m.BOS - YYZ
1 stop9h 45mMultiple Airlines
Tue 22/42:55 p.m.YYZ - BOS
1 stop19h 27mMultiple Airlines
Deal found 19/2C$ 264
Tue 25/37:05 a.m.BOS - YTZ
Nonstop1h 59mMultiple Airlines
Wed 26/311:40 a.m.YTZ - BOS
Nonstop1h 40mMultiple Airlines
Deal found 20/2C$ 276
Thu 20/32:10 p.m.BOS - YUL
1 stop27h 30mMultiple Airlines
Mon 24/36:35 p.m.YUL - BOS
1 stop15h 24mMultiple Airlines
Deal found 20/2C$ 298
Tue 25/36:35 p.m.BOS - YTZ
Nonstop1h 59mPorter Airlines
Wed 26/31:45 p.m.YTZ - BOS
Nonstop1h 40mPorter Airlines
Deal found 20/2C$ 300
Wed 5/310:50 a.m.BOS - YUL
Nonstop1h 25mUnited Airlines
Wed 12/33:25 p.m.YUL - BOS
Nonstop1h 28mUnited Airlines
Deal found 19/2C$ 332
Thu 6/37:00 a.m.BOS - YUL
Nonstop1h 23mLufthansa
Sun 9/31:30 p.m.YUL - BOS
Nonstop1h 28mLufthansa
Deal found 19/2C$ 351
Wed 5/36:00 a.m.BOS - YUL
1 stop4h 26mDelta
Tue 11/311:25 a.m.YUL - BOS
1 stop4h 54mDelta
Deal found 19/2C$ 368
Wed 5/36:00 a.m.BOS - YUL
1 stop4h 05mAmerican Airlines
Tue 11/310:54 a.m.YUL - BOS
2 stops8h 04mAmerican Airlines
Deal found 19/2C$ 375
Fri 21/36:10 a.m.BOS - YYZ
Nonstop2h 06mAir Canada
Mon 24/38:55 p.m.YYZ - BOS
Nonstop1h 44mAir Canada
Deal found 20/2C$ 376
Fri 21/37:00 a.m.BOS - YTZ
1 stop4h 50mAir Canada
Fri 28/310:20 a.m.YTZ - BOS
2 stops10h 24mAir Canada
Deal found 19/2C$ 379
Sat 22/311:25 a.m.BOS - YUL
1 stop4h 20mPorter Airlines
Mon 24/38:55 a.m.YUL - BOS
1 stop4h 25mPorter Airlines
Deal found 18/2C$ 384

Find flights from Boston to Ontario within your budget

Customize your flight search to find flights from Boston 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 629,999 searches. Data last updated 21 February 2025.

Fly from

Boston

Fly to

Ontario

Route

Depart

Return

Price

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Mon 14/4

6:35 a.m.-8:00 a.m.

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 23/4

7:00 a.m.-12:11 p.m.

1 stop5h 11m

C$ 197

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 2/4

2:10 p.m.-11:55 p.m.

1 stop9h 45m

Toronto Pearson Intl

Tue 22/4

2:55 p.m.-10:22 a.m.

1 stop19h 27m

C$ 264

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 25/3

7:05 a.m.-9:04 a.m.

Nonstop1h 59m

Toronto Island

Wed 26/3

11:40 a.m.-1:20 p.m.

Nonstop1h 40m

C$ 276

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 20/3

2:10 p.m.-5:40 p.m.

1 stop27h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 24/3

6:35 p.m.-9:59 a.m.

1 stop15h 24m

C$ 298

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 25/3

6:35 p.m.-8:34 p.m.

Nonstop1h 59m

Toronto Island

Wed 26/3

1:45 p.m.-3:25 p.m.

Nonstop1h 40m

C$ 300

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 5/3

10:50 a.m.-12:15 p.m.

Nonstop1h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 12/3

3:25 p.m.-4:53 p.m.

Nonstop1h 28m

C$ 332

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 6/3

7:00 a.m.-8:23 a.m.

Nonstop1h 23m

Montreal Pierre Elliott Trudeau Intl

Sun 9/3

1:30 p.m.-2:58 p.m.

Nonstop1h 28m

C$ 351

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 5/3

6:00 a.m.-10:26 a.m.

1 stop4h 26m

Montreal Pierre Elliott Trudeau Intl

Wed 12/3

11:25 a.m.-6:22 p.m.

1 stop6h 57m

C$ 368

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Wed 5/3

6:00 a.m.-10:05 a.m.

1 stop4h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 11/3

10:54 a.m.-6:58 p.m.

2 stops8h 04m

C$ 375

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 21/3

6:10 a.m.-8:16 a.m.

Nonstop2h 06m

Toronto Pearson Intl

Mon 24/3

8:55 p.m.-10:39 p.m.

Nonstop1h 44m

C$ 376

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/2

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

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

Travel insights for flights from Boston to Ontario

Get recent, data-driven insights about flights from Boston to Ontario including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Region of Ontario (average of C$ 167). Flying from Boston to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 BOS to ON?

Find hourly flight availability from Boston 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 21 February 2025.

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

Weekly flight availability from Boston to Region of Ontario

Explore weekly flight availability from Boston 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 21 February 2025.

The most flights from BOS to CAON are scheduled on a Wednesday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 21 February 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines and Air Transat from Boston to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
380 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico
7.5
Good
1,771 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews
Check prices

Food

7.3

Boarding

8.2

Comfort

8.0

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Boston to Ontario. 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 from for flights from Boston to Ontario?

    For a flight from Boston to Ontario, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 4.2 km from the centre of the city.

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

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 155. Air Canada flights start at C$ 156 while deals on United Airlines start at C$ 173 one-way.

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

    The most popular route from Boston to Region of Ontario is Boston Logan Intl - Toronto Pearson Intl. You may also consider Boston Logan Intl - Toronto Island or Boston Logan Intl - Montreal Pierre Elliott Trudeau Intl.

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

    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 Boston to Region of Ontario on time: Air Canada (68%), Jazz (67%), United Airlines (66%).

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

    While on average a flight from Boston to Region of Ontario is generally C$ 411, our data shows the cheapest flight currently is C$ 160. When looking at the most popular route, (Boston Logan Intl - Toronto Pearson Intl), you can expect to pay C$ 239 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boston to Region of Ontario (average of C$ 167). Flying from Boston to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 Boston to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Pearson Intl flights
Boston to Toronto Island flights
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Boston to Saskatoon flights
West Tisbury to Halifax flights
Boston to Windsor flights
Boston to Fort McMurray flights
Provincetown to Pierre Elliott Trudeau Intl flights
Hartford to Winnipeg flights
Albany to Edmonton flights

Top 3 airlines flying from Boston to Ontario

Discover the top 3 airlines that operate flights from Boston 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 629,999 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 269AverageC$ 523FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 323AverageC$ 477FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 382AverageC$ 551FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

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

Millions of users choose and trust Cheapflights to book the best flight deals from Boston to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Boston to Ontario with no change fees.

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