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Cheap flights from Boston to Toronto from $100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Toronto departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Air Canada Logo
6:00 am - 7:56 amBOS-YYZ
1h 56mnonstop
Air Canada Logo
8:15 am - 9:55 amYYZ-BOS
1h 40mnonstop
$210Air Canada
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Sun, Oct 12 - Sun, Oct 19
Air Canada Logo
6:40 pm - 12:04 amBOS-YYZ
5h 24m1 stop
Air Canada Logo
2:15 pm - 3:57 pmYYZ-BOS
1h 42mnonstop
$215Air Canada
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Mon, Oct 27 - Fri, Oct 31
Air Canada Logo
10:40 am - 12:35 pmBOS-YYZ
1h 55mnonstop
Air Canada Logo
4:25 pm - 6:10 pmYYZ-BOS
1h 45mnonstop
$217Air Canada
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Thu, Oct 23 - Fri, Oct 24
Multiple Airlines Logo
8:24 pm - 2:05 pmBOS-YYZ
17h 41m1 stop
Multiple Airlines Logo
6:30 am - 11:26 amYYZ-BOS
28h 56m1 stop
$219Multiple Airlines
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Mon, Oct 6 - Tue, Oct 14
Multiple Airlines Logo
8:24 pm - 2:05 pmBOS-YYZ
17h 41m1 stop
Multiple Airlines Logo
11:15 am - 11:59 pmYYZ-BOS
12h 44m1 stop
$220Multiple Airlines
Find Deal
Thu, Oct 23 - Tue, Oct 28
Air Canada Logo
6:00 am - 7:56 amBOS-YYZ
1h 56mnonstop
Air Canada Logo
9:45 am - 11:29 amYYZ-BOS
1h 44mnonstop
$221Air Canada
Find Deal
Tue, Oct 14 - Sat, Oct 18
Multiple Airlines Logo
8:24 pm - 2:40 pmBOS-YYZ
18h 16m1 stop
Multiple Airlines Logo
8:55 pm - 10:37 pmYYZ-BOS
1h 42mnonstop
$222Multiple Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Multiple Airlines Logo
3:00 pm - 2:05 pmBOS-YYZ
23h 05m1 stop
Multiple Airlines Logo
1:35 pm - 11:59 pmYYZ-BOS
10h 24m1 stop
$224Multiple Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
Air Canada Logo
6:00 am - 12:39 pmBOS-YYZ
6h 39m1 stop
Air Canada Logo
2:15 pm - 3:59 pmYYZ-BOS
1h 44mnonstop
$226Air Canada
Find Deal
Tue, Oct 14 - Sat, Oct 18
Multiple Airlines Logo
8:24 pm - 2:05 pmBOS-YYZ
17h 41m1 stop
Multiple Airlines Logo
7:00 am - 11:59 pmYYZ-BOS
16h 59m1 stop
$227Multiple Airlines
Find Deal
Thu, Oct 23 - Mon, Oct 27

Air Canada flights from Boston to Toronto Pearson Intl Airport

Our best Air Canada deals on Boston to Toronto Pearson Intl Airport flight tickets
Air Canada
Oct 12
BOS6:00 amBoston Logan Intl
1h 56m
YYZ7:56 amToronto Pearson Intl
Oct 19
YYZ8:15 amToronto Pearson Intl
1h 40m
BOS9:55 amBoston Logan Intl
$210
Find similar
Air Canada
Oct 27
BOS6:40 pmBoston Logan Intl
5h 24m
1 stop
YYZ12:04 amToronto Pearson Intl
Oct 31
YYZ2:15 pmToronto Pearson Intl
1h 42m
BOS3:57 pmBoston Logan Intl
$215
Find similar
Air Canada
Oct 23
BOS10:40 amBoston Logan Intl
1h 55m
YYZ12:35 pmToronto Pearson Intl
Oct 24
YYZ4:25 pmToronto Pearson Intl
1h 45m
BOS6:10 pmBoston Logan Intl
$217
Find similar

United Airlines flights from Boston to Toronto Pearson Intl Airport

Our best United Airlines deals on Boston to Toronto Pearson Intl Airport flight tickets
United Airlines
Sep 26
BOS5:30 amBoston Logan Intl
4h 34m
1 stop
YYZ10:04 amToronto Pearson Intl
Oct 3
YYZ3:00 pmToronto Pearson Intl
5h 01m
1 stop
BOS8:01 pmBoston Logan Intl
$379
Find similar
United Airlines
Sep 27
BOS2:36 pmBoston Logan Intl
4h 29m
1 stop
YYZ7:05 pmToronto Pearson Intl
Oct 7
YYZ10:45 amToronto Pearson Intl
4h 28m
1 stop
BOS3:13 pmBoston Logan Intl
$395
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Toronto Pearson Intl Airport 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Boston to Toronto Pearson Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sun 10/12

6:00 am-7:56 am

Nonstop1h 56m

Toronto Pearson Intl

Sun 10/19

8:15 am-9:55 am

Nonstop1h 40m

$210

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 10/27

6:40 pm-12:04 am

1 stop5h 24m

Toronto Pearson Intl

Fri 10/31

2:15 pm-3:57 pm

Nonstop1h 42m

$215

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 10/23

10:40 am-12:35 pm

Nonstop1h 55m

Toronto Pearson Intl

Fri 10/24

4:25 pm-6:10 pm

Nonstop1h 45m

$217

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 10/6

8:24 pm-2:05 pm

1 stop17h 41m

Toronto Pearson Intl

Tue 10/14

6:30 am-11:26 am

1 stop28h 56m

$219

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 10/23

8:24 pm-2:05 pm

1 stop17h 41m

Toronto Pearson Intl

Tue 10/28

11:15 am-11:59 pm

1 stop12h 44m

$220

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Tue 10/14

6:00 am-7:56 am

Nonstop1h 56m

Toronto Pearson Intl

Sat 10/18

9:45 am-11:29 am

Nonstop1h 44m

$221

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 10/30

8:24 pm-2:40 pm

1 stop18h 16m

Toronto Pearson Intl

Thu 11/6

8:55 pm-10:37 pm

Nonstop1h 42m

$222

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 10/22

3:00 pm-2:05 pm

1 stop23h 05m

Toronto Pearson Intl

Sat 10/25

1:35 pm-11:59 pm

1 stop10h 24m

$224

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Tue 10/14

6:00 am-12:39 pm

1 stop6h 39m

Toronto Pearson Intl

Sat 10/18

2:15 pm-3:59 pm

Nonstop1h 44m

$226

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 10/23

8:24 pm-2:05 pm

1 stop17h 41m

Toronto Pearson Intl

Mon 10/27

7:00 am-11:59 pm

1 stop16h 59m

$227

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston to Toronto Pearson Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Toronto Pearson Intl Airport?

What is the cheapest month to fly to Toronto Pearson Intl Airport?

The cheapest month to fly to Toronto Pearson Intl Airport from Boston is in March. Flight prices, which tend to average around $292, are often lower during this time because this is during the off-season. If you don’t want to visit Toronto Pearson Intl Airport in March, then you should wait until October to fly from Boston, when ticket prices are also cheap, with an average price of $324.

What is the cheapest day to depart on your flight to Toronto Pearson Intl Airport?

The cheapest day to depart from Boston to Toronto Pearson Intl Airport is on a Friday when prices can be found for as low as $532. The most expensive day to fly to Toronto Pearson Intl Airport is Sunday, with ticket prices averaging around $675.

What is the cheapest time of day to depart on your flight to Toronto Pearson Intl Airport?

Flying to Toronto Pearson Intl Airport from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $583 when looking at flights departing in the morning. Flights at noon are often more expensive with an average ticket price of $727.

What is the cheapest Boston Logan Intl to Toronto Pearson Intl flight route?

Fly from Boston Logan Intl to Toronto Pearson Intl for the best Boston Logan Intl - Toronto Pearson Intl flight prices

How far in advance should I book a flight to Toronto Pearson Intl Airport?

You are more likely to see cheaper flights to Toronto Pearson Intl Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto Pearson Intl Airport for around $376 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto Pearson Intl Airport from Boston for as low as $258 on momondo.

What cabin class options are available on Boston Logan Intl to Toronto Pearson Intl flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to Toronto Pearson Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Toronto Pearson Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Boston to Toronto Pearson Intl Airport.

How have Boston to Toronto Pearson Intl Airport flight prices changed over time?

As of September 2025, prices for Boston to Toronto Pearson Intl Airport flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Toronto Pearson Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Toronto Pearson Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Toronto Pearson Intl Airport (BOS to YYZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Toronto Pearson Intl Airport

Best Price Found

$162

Fastest flight time

1h 48m

Direct flights

Every day
The best one-way flight to Toronto Pearson Intl Airport from Boston in the past 72 hours is $162. The best round-trip flight deal from Boston to Toronto Pearson Intl Airport found on momondo in the last 72 hours is $296.
The fastest flight from Boston to Toronto Pearson Intl Airport takes 1h 48m
Direct flights go from Boston to Toronto Pearson Intl Airport every day.
Search flight deals

  • How far is Boston Logan Intl to Toronto Pearson Intl by plane?

    The distance between Boston Logan Intl and Toronto Pearson Intl is about 441.4 mi. Flights usually cover this in 1h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Toronto Pearson Intl Airport?

    Prices for flights from Boston Logan Intl Airport to Toronto Pearson Intl Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Toronto Pearson Intl Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Toronto Pearson Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Toronto Pearson Intl Airport.

  • What documentation or ID do you need to fly to Toronto Pearson Intl Airport?

    The travel and health documents required for your trip to Toronto Pearson Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Toronto Pearson Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Boston to Toronto Pearson Intl Airport?

  • What is the most popular airline from Boston to Toronto Pearson Intl Airport?

Best airlines flying from Boston to Toronto Pearson Intl Airport

Compare and see reviews for airlines that fly from Boston to Toronto Pearson Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $126Free CancellationRating
7.9
365 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $195Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $240Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Boston to Toronto Pearson Intl Airport

    United Airlines operates around 33 flights from Boston to Toronto Pearson Intl Airport every week. The average price of these flights found in the last 72 hours has been $384, but momondo users have found United Airlines deals from Boston to Toronto Pearson Intl Airport from as low as $240 round-trip. United Airlines has been scored 7.4/10 in 8,926 reviews.

  • Air Canada Flights From Boston to Toronto Pearson Intl Airport

    The best Air Canada deal for Boston to Toronto Pearson Intl Airport flight tickets found on momondo in the last 72 hours was $195, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at $365 round-trip. Air Canada operates 33 flights out of Boston into Toronto Pearson Intl Airport in an average week, so prices vary by time and availability. 10,000 Air Canada reviews by users on momondo have scored the airline at 7.1/10.

Traveling to a place near Toronto?

Book flights to Toronto if you plan to visit one of these locations
Niagara Falls
Mississauga
Niagara-on-the-Lake
Brampton
Vaughan
Markham
Oakville
Richmond Hill
Kitchener
Cambridge
Barrie
Guelph
Burlington
St. Catharines
Milton
Collingwood
Peterborough
Brantford
Oshawa
Ajax

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Toronto?

It is quick and easy to find Boston to Toronto flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Toronto that suits you.

Can I find flights from Boston to Toronto with flexible booking policies on momondo?

All flight searches from Boston to Toronto on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Toronto?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Toronto from Boston.

I’m not ready to book a flight from Boston to Toronto right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Toronto, momondo offers a useful price alert feature which will track prices for flights to Toronto from Boston and alert you when they change.

An easier way to manage your Toronto Pearson Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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