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Cheap flights from Boston to Toronto from £87

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YTO
27 Feb — 6 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 Sunday or Tuesday and return on a Thursday

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 22 February 2025.

Round-trip from

£160

One-way from

£87

Popular in

November

Cheapest in

September

Average price

£292

Good one-way deal

£182 or less
3/4-11/4
  • 3/4-11/4
  • 3 total stops
  • 58h 51m total
  • Boston to Toronto
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26/4
  • 26/4
  • 1 total stop
  • 18h 40m total
  • Boston to Toronto
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Highest demand for flights based on searches. 6% potential increase in price (£14 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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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 22 February 2025.

Thu 3/414:59BOS - YYZ
2 stops32h 56mMultiple Airlines
Fri 11/414:55YYZ - BOS
1 stop25h 55mMultiple Airlines
Deal found 21/2£160
Tue 18/314:05BOS - YTZ
Nonstop1h 59mPorter Airlines
Wed 19/313:05YTZ - BOS
1 stop4h 45mPorter Airlines
Deal found 21/2£172
Tue 1/406:35BOS - YTZ
1 stop5h 12mMultiple Airlines
Tue 8/413:45YTZ - BOS
Nonstop1h 40mMultiple Airlines
Deal found 21/2£204
Thu 3/410:25BOS - YYZ
Nonstop2h 00mAir Canada
Fri 11/406:25YYZ - BOS
1 stop3h 42mAir Canada
Deal found 21/2£211
Thu 3/406:35BOS - YTZ
2 stops12h 02mAir Canada
Fri 11/408:50YTZ - BOS
2 stops8h 02mAir Canada
Deal found 21/2£228
Fri 21/306:10BOS - YYZ
Nonstop2h 06mUnited Airlines
Mon 24/320:55YYZ - BOS
Nonstop1h 44mUnited Airlines
Deal found 21/2£232
Tue 1/410:20BOS - YTZ
Nonstop1h 59mAir Transat
Tue 8/418:40YTZ - BOS
Nonstop1h 40mAir Transat
Deal found 21/2£243
Tue 3/609:45BOS - YYZ
1 stop5h 43mPorter Airlines
Thu 5/607:40YYZ - BOS
2 stops10h 28mPorter Airlines
Deal found 20/2£274
Tue 8/408:00BOS - YYZ
1 stop5h 45mDelta
Tue 22/406:00YYZ - BOS
1 stop5h 17mDelta
Deal found 22/2£285
Fri 11/718:55BOS - YYZ
1 stop18h 44mWestJet
Sun 13/706:30YYZ - BOS
1 stop17h 26mWestJet
Deal found 21/2£378
Thu 10/711:34BOS - YYZ
1 stop5h 56mSun Country Air
Sun 13/718:36YYZ - BOS
1 stop16h 01mSun Country Air
Deal found 21/2£387
Wed 26/206:00BOS - YYZ
1 stop4h 08mAmerican Airlines
Fri 28/207:00YYZ - BOS
1 stop9h 54mAmerican Airlines
Deal found 21/2£445

Find flights from Boston to Toronto within your budget

Customise 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 858,174 searches. Data last updated 22 February 2025.

Fly from

Boston

Fly to

Toronto

Route

Depart

Return

Price

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 3/4

14:59-23:55

2 stops32h 56m

Toronto Pearson Intl

Fri 11/4

14:55-16:50

1 stop25h 55m

£160

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 18/3

14:05-16:04

Nonstop1h 59m

Toronto Island

Wed 19/3

13:05-17:50

1 stop4h 45m

£172

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 1/4

06:35-11:47

1 stop5h 12m

Toronto Island

Tue 8/4

13:45-15:25

Nonstop1h 40m

£204

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 3/4

10:25-12:25

Nonstop2h 00m

Toronto Pearson Intl

Fri 11/4

06:25-10:07

1 stop3h 42m

£211

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 3/4

06:35-18:37

2 stops12h 02m

Toronto Island

Fri 11/4

08:50-16:52

2 stops8h 02m

£228

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 21/3

06:10-08:16

Nonstop2h 06m

Toronto Pearson Intl

Mon 24/3

20:55-22:39

Nonstop1h 44m

£232

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 1/4

10:20-12:19

Nonstop1h 59m

Toronto Island

Tue 8/4

18:40-20:20

Nonstop1h 40m

£243

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Tue 3/6

15:50-05:38

2 stops13h 48m

Toronto Pearson Intl

Thu 5/6

07:40-18:08

2 stops10h 28m

£274

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Tue 8/4

08:00-13:45

1 stop5h 45m

Toronto Pearson Intl

Tue 22/4

06:00-11:17

1 stop5h 17m

£285

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 11/7

18:55-13:39

1 stop18h 44m

Toronto Pearson Intl

Sun 13/7

06:30-23:56

1 stop17h 26m

£378

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 20 results
1
2

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 return 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 return flight from Boston to Toronto. Price data was last updated on 14 February 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Toronto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 £490). Flying from Boston to Toronto in July is currently the most expensive (average of £708). 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 22 February 2025.

When flying from Boston to Toronto, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 84% versus a flight in the afternoon.

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 22 February 2025.

The most flights from BOS to YTO are scheduled on a Monday (18 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (17 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 inches 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 22 February 2025.
To help decide which airline to fly from Boston to Toronto, see what other customers have to say about Delta, Porter Airlines and Air Transat. 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.
Delta
8.0
Very Good
8,203 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

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
8,203 reviews
Delta
8.0
Very Good
8,203 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

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
277 reviews
Delta
8.0
Very Good
8,203 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

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
382 reviews
Delta
8.0
Very Good
8,203 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

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
8,754 reviews
Delta
8.0
Very Good
8,203 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

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.

WestJet
7.2
Good
2,800 reviews
Delta
8.0
Very Good
8,203 reviews
Check prices

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

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 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?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Toronto. 1 airline have flights from Logan Intl to Toronto on a regular basis. Booking flights from Boston Logan Intl to Toronto should not be difficult; the airport handles an average of 17 outbound flights to Toronto per day.

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

    Cheapflights users have booked flights from Boston to Toronto round-trip from £172. Other airlines that can offer you cheap pricing are Air Canada, from £211, and United Airlines, from £232. Users have found that Porter Airlines is 34% cheaper than the other options available to this destination.

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

    The cheapet airlines for a one-way flight from Boston to Toronto are Air Canada (£94), United Airlines (£96), and Air Transat (£102).

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

    Consider Air Canada (68%), Jazz (67%) or United Airlines (66%) when booking your flight. These represent the most reliable airlines when flying from Boston to Toronto.

  • What are the cheapest flights from Boston to Toronto?

    The cheapest flight price from Boston to Toronto is £158. On average you can expect to pay £939. The most popular route, (Boston Logan Intl - Toronto Pearson Intl), can usually be booked for £206.

  • 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 holiday 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 £490). Flying from Boston to Toronto in July is currently the most expensive (average of £708). 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 Toronto

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Pierre Elliott Trudeau Intl flights
Boston to Pearson Intl flights

Top airline flying from Boston to Toronto

Discover the top airline 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 858,174 searches. Data last updated 22 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£219Average£303FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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