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Cheap flights from Boston to Toronto from C$ 151

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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YTO
25 Feb — 4 Mar1
1 adult

The best prices from Boston Logan Intl to Toronto are usually found in September or July, booked 77 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Boston to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Toronto (YTO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 February 2025.

Round-trip from

C$ 264

One-way from

C$ 151

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
2/4-22/4
  • 2/4-22/4
  • 2 total stops
  • 29h 12m total
  • Boston to Toronto
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24/3
  • 24/3
  • 1 total stop
  • 10h 02m total
  • Boston to Toronto
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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).
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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 Toronto (YTO).
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Price to beat on a one-way flight from Boston Logan Intl to Toronto (YTO).
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Find flight deals from Boston to Toronto

Cheapest flights from Boston to Toronto
Explore the most affordable flight options available from Boston to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.

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
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
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
Thu 13/310:30 a.m.BOS - YYZ
Nonstop2h 00mUnited Airlines
Fri 14/38:55 p.m.YYZ - BOS
Nonstop1h 44mUnited Airlines
Deal found 20/2C$ 416
Fri 23/59:45 a.m.BOS - YYZ
1 stop5h 43mPorter Airlines
Mon 26/59:10 a.m.YYZ - BOS
2 stops8h 58mPorter Airlines
Deal found 19/2C$ 443
Sat 8/312:00 p.m.BOS - YYZ
1 stop4h 08mDelta
Wed 12/32:34 p.m.YYZ - BOS
1 stop3h 48mDelta
Deal found 20/2C$ 531
Sun 1/66:25 p.m.BOS - YHM
1 stop30h 16mWestJet
Wed 4/66:00 a.m.YHM - BOS
1 stop11h 40mWestJet
Deal found 20/2C$ 693
Wed 20/86:25 p.m.BOS - YHM
2 stops25h 34mMultiple Airlines
Mon 25/88:05 a.m.YHM - BOS
1 stop34h 05mMultiple Airlines
Deal found 19/2C$ 815
Thu 12/69:45 a.m.BOS - YHM
2 stops13h 33mPorter Airlines
Mon 16/67:05 p.m.YHM - BOS
2 stops15h 18mPorter Airlines
Deal found 20/2C$ 953
Fri 11/47:15 p.m.BOS - YHM
1 stop22h 30mWorldTicket
Sun 13/47:00 p.m.YHM - BOS
1 stop22h 50mWorldTicket
Deal found 19/2C$ 1,065

Find flights from Boston to Toronto within your budget

Customize your flight search to find flights from Boston to Toronto 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 20 February 2025.

Fly from

Boston

Fly to

Toronto

Route

Depart

Return

Price

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

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

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

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 21/3

7:00 a.m.-11:50 a.m.

1 stop4h 50m

Toronto Island

Fri 28/3

10:20 a.m.-8:44 p.m.

2 stops10h 24m

C$ 379

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 13/3

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

Nonstop1h 59m

Toronto Island

Thu 20/3

6:40 p.m.-8:20 p.m.

Nonstop1h 40m

C$ 411

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 13/3

10:30 a.m.-12:30 p.m.

Nonstop2h 00m

Toronto Pearson Intl

Fri 14/3

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

Nonstop1h 44m

C$ 416

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 23/5

9:45 a.m.-3:28 p.m.

1 stop5h 43m

Toronto Pearson Intl

Mon 26/5

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

2 stops8h 58m

C$ 443

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sat 8/3

12:00 p.m.-4:08 p.m.

1 stop4h 08m

Toronto Pearson Intl

Wed 12/3

2:34 p.m.-6:22 p.m.

1 stop3h 48m

C$ 531

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 6/3

6:00 a.m.-7:20 p.m.

2 stops13h 20m

Toronto Pearson Intl

Sun 9/3

7:55 a.m.-9:37 a.m.

Nonstop1h 42m

C$ 581

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 28 results
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Best time to book a flight from Boston to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto 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 Toronto

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

How far ahead should I book a flight from Boston to Toronto?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Toronto. Price data was last updated on 14 February 2025.

To ensure you get the cheapest price possible for a flight from Boston to Toronto, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Toronto?

Currently, January is the cheapest month in which you can book a flight from Boston to Toronto (average of C$ 167). Flying from Boston to Toronto 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 YTO?

Find hourly flight availability from Boston to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 February 2025.

One of the essential ways to save on airfare from Boston to Toronto is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 13% on airfare.

What is the cheapest day to fly from Boston to Toronto?

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

Travelers seeking maximum savings on their Boston to Toronto flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Toronto

Explore weekly flight availability from Boston to Toronto. 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 20 February 2025.

The most flights from BOS to YTO are scheduled on a Wednesday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Toronto by month

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

In terms of precipitation, rainfall in Toronto 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 Toronto when rainfall is around 51.0 mm.

Temperature in Toronto by month

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

If weather is an important factor for your trip to Toronto, 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 Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated 20 February 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines and Air Transat from Boston to Toronto to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

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 Toronto. 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 Toronto?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Toronto. On average, Logan Intl has 12 outbound flights to Toronto per day from 3 airlines. Boston Logan Intl is conveniently located just 4.2 km from Boston’s city centre.

  • What are the cheapest airlines flying from Boston to Toronto round-trip?

    Porter Airlines, at C$ 300, was found to be the cheapest airline from Boston to Toronto.Alternate airlines to your destination round-trip include Air Canada and Air Transat. These flights start at 36% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Toronto one-way?

    C$ 155 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from C$ 159 and C$ 173, respectively.

  • What are the most popular routes from Boston to Toronto?

    When deciding which route to take from Boston to Toronto consider Boston Logan Intl - Toronto Pearson Intl, Boston Logan Intl - Toronto Island or Boston Logan Intl - Hamilton as they are the most popular.

  • What are the most reliable airlines from Boston to Toronto?

    Before booking your flight to Toronto from Boston, check out the most reliable airlines to get you to your destination on time: Air Canada (68%), Jazz (67%), United Airlines( 66%).

  • What are the cheapest flights from Boston to Toronto?

    While on average a flight from Boston to Toronto 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$ 264 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Toronto 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 Toronto?

    Currently, January is the cheapest month in which you can book a flight from Boston to Toronto (average of C$ 167). Flying from Boston to Toronto 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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Top 3 airlines flying from Boston to Toronto

Discover the top 3 airlines that operate flights from Boston to Toronto. 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 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 269AverageC$ 523FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 323AverageC$ 458FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 382AverageC$ 551FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Boston to Toronto via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Boston to Toronto 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 Toronto with no change fees?

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

Can Cheapflights notify me if prices for flights from Boston to Toronto 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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