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Cheap flights from Boston to Toronto from C$ 132

BOS — YTO
15 Oct — 22 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to Toronto are usually found in July or January, booked 62 days in advance, depart on a Sunday or Saturday and return on a Thursday

Cheap flight deals from Boston to Toronto

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Toronto

Thu 24/910:05 a.m. -
Nonstop1h 55m
Mon 28/97:25 a.m. -
Nonstop1h 40m
Deal found 10/9C$ 286
Wed 21/108:25 p.m. -
Nonstop1h 47m
Tue 27/1012:15 p.m. -
1 stop4h 27m
Deal found 11/9C$ 286
Tue 13/103:55 p.m. -
1 stop6h 09m
Wed 14/107:25 a.m. -
Nonstop1h 40m
Deal found 12/9C$ 288
Wed 7/108:25 p.m. -
Nonstop1h 47m
Wed 14/1011:55 a.m. -
1 stop4h 02m
Deal found 14/9C$ 288
Tue 13/103:55 p.m. -
1 stop6h 09m
Thu 15/107:25 a.m. -
Nonstop1h 40m
Deal found 13/9C$ 289
Wed 14/109:55 a.m. -
Nonstop1h 47m
Tue 20/1011:55 a.m. -
1 stop4h 02m
Deal found 13/9C$ 289
Thu 24/910:05 a.m. -
Nonstop1h 55m
Sun 27/97:25 a.m. -
Nonstop1h 40m
Deal found 10/9C$ 290
Sat 10/105:30 p.m. -
Nonstop1h 47m
Fri 23/1011:55 a.m. -
1 stop4h 02m
Deal found 13/9C$ 290
Wed 14/1010:05 a.m. -
Nonstop1h 55m
Sat 17/107:25 a.m. -
Nonstop1h 40m
Deal found 13/9C$ 292
Sat 26/95:50 a.m. -
1 stop4h 15m
Sun 27/97:15 p.m. -
Nonstop1h 40m
Deal found 12/9C$ 292
Fri 23/103:55 p.m. -
1 stop5h 49m
Sun 25/107:20 a.m. -
Nonstop1h 50m
Deal found 10/9C$ 293
Thu 3/121:15 p.m. -
1 stop5h 50m
Sun 6/127:20 a.m. -
Nonstop1h 50m
Deal found 14/9C$ 295

Find flight deals from Boston to Toronto

Round-trip from

C$ 286

One-way from

C$ 132

Popular in

November

Cheapest in

July

Average price

C$ 428

Good round-trip deal

C$ 354 or less

Good one-way deal

C$ 196 or less
Porter Airlines
  • Porter Airlines
  • 29/10-1/11
  • Nonstop
  • 4h 00m total
  • Boston to Toronto
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Porter Airlines
  • Porter Airlines
  • 16/11-31/12
  • 1 total stop
  • 5h 50m total
  • Boston to Toronto
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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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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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonToronto

BOS Boston Logan Intl - YYZ Toronto Pearson Intl

BOSYYZ

Boston Logan Intl

Tue 27/10

7:40 p.m.-9:41 p.m.

Nonstop2h 01m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 140

BostonToronto

BOS Boston Logan Intl - YYZ Toronto Pearson Intl

BOSYYZ

Boston Logan Intl

Wed 28/10

9:50 a.m.-12:00 p.m.

Nonstop2h 10m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 140

BostonToronto

BOS Boston Logan Intl - YTZ Toronto Island

BOSYTZ

Boston Logan Intl

Wed 28/10

4:35 p.m.-6:29 p.m.

Nonstop1h 54m

Toronto Island

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 140

BostonToronto

BOS Boston Logan Intl - YTZ Toronto Island

BOSYTZ

Boston Logan Intl

Sat 17/10

5:50 a.m.-1:15 p.m.

2 stops7h 25m

Toronto Island

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 143

BostonToronto

BOS Boston Logan Intl - YYZ Toronto Pearson Intl

BOSYYZ

Boston Logan Intl

Tue 27/10

3:01 p.m.-9:15 p.m.

1 stop6h 14m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 147

BostonToronto

BOS Boston Logan Intl - YTZ Toronto Island

BOSYTZ

Boston Logan Intl

Fri 30/10

1:15 p.m.-6:28 p.m.

1 stop5h 13m

Toronto Island

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 147

BostonToronto

BOS Boston Logan Intl - YYZ Toronto Pearson Intl

BOSYYZ

Boston Logan Intl

Sun 11/10

3:35 p.m.-9:53 p.m.

1 stop6h 18m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 151

BostonToronto

BOS Boston Logan Intl - YYZ Toronto Pearson Intl

BOSYYZ

Boston Logan Intl

Wed 30/9

10:40 a.m.-4:53 p.m.

1 stop6h 13m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 151

BostonToronto

BOS Boston Logan Intl - YTZ Toronto Island

BOSYTZ

Boston Logan Intl

Sun 11/10

3:35 p.m.-7:50 p.m.

1 stop4h 15m

Toronto Island

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 151

BostonToronto

BOS Boston Logan Intl - YYZ Toronto Pearson Intl

BOSYYZ

Boston Logan Intl

Fri 2/10

7:01 a.m.-3:46 p.m.

1 stop8h 45m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 154

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

Showing 1-10 of 60 resultsSorted by cheapest first
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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

Cheapflights Insights

Everything you need to know about your flight from Boston to Toronto

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

Currently, July is the cheapest month in which you can book a flight from Boston to Toronto (average of C$ 399). Flying from Boston to Toronto in November is currently the most expensive (average of C$ 542). 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?

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 morning could potentially save you up to 50% on airfare.

Weekly flight availability from Boston to Toronto

The most flights from BOS to YTO are scheduled on a Monday (34 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

How much does it cost to fly round-trip from Boston to Toronto?

Airfare is below average for this route at the moment.
Boston to Toronto flights typically cost between C$ 328 and C$ 586 in October.
The cheapest round-trip price found within the last 5 days was C$ 286 on Porter Airlines (29 Oct-1 Nov).

How often are flights from Boston to Toronto delayed?

About 23% of weekly flights between Boston and Toronto have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for Boston to Toronto flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Boston to Toronto flights?

Over the past year, Porter Airlines has had the lowest number of delays on this route, with just 23% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Boston to Toronto, you should look to book at least 61 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 day to fly from Boston to Toronto?

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

Reviews of airlines servicing Toronto

Get a feel of what it's like to fly with Porter Airlines and Air Canada from Boston to Toronto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
461 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
461 reviews
Porter Airlines
8.0
Very good
461 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,630 reviews
Porter Airlines
8.0
Very good
461 reviews
Check prices

Comfort

8.0

Crew

8.6

Entertainment

6.9

Food

7.6

Overall

8.0

Boarding

8.2

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

  • 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 27 outbound flights to Toronto per day from 2 airlines. Boston Logan Intl is conveniently located just 4.2 km from Boston’s city centre.

  • How long is the flight from Boston to Toronto?

    Airlines like Porter Airlines fly from Boston to Toronto in about 1h 47m. The time it takes to get you to your destination is usually consistent. There are 695 km between Boston and Toronto. Most flights are nonstop.

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

    Air Canada, at C$ 171, was found to be the cheapest airline from Boston to Toronto. An alternate airline flying to your destination would be Porter Airlines. These flights start at 62% lower than the current average price 3 months from now.

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

    C$ 126 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 Air Transat, with prices starting from C$ 128 and C$ 174, 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 Island, Boston Logan Intl - Toronto Pearson Intl 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: Brussels Airlines (71%), ITA Airways (67%), American Airlines( 63%).

  • What are the cheapest flights from Boston to Toronto?

    While on average a flight from Boston to Toronto is generally C$ 429, our data shows the cheapest flight currently is C$ 128. When looking at the most popular route, (Boston Logan Intl - Toronto Island), you can expect to pay C$ 285 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, July is the cheapest month in which you can book a flight from Boston to Toronto (average of C$ 399). Flying from Boston to Toronto in November is currently the most expensive (average of C$ 542). 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

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Boston to Toronto

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 171AverageC$ 519FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 274AverageC$ 410FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

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

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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.

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