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Cheap flights from Boston to Toronto from $112

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 3/10. 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

Enter your travel dates to find the best prices.
Air Canada Logo
1:00 pm - 3:00 pm
BOS
-
YYZ
2h 00mnonstop
Air Canada Logo
10:30 am - 12:12 pm
YYZ
-
BOS
1h 42mnonstop
$235Air Canada
Wed, Feb 25 - Thu, Feb 26
Air Canada Logo
6:40 pm - 12:04 am
BOS
-
YYZ
5h 24m
1 stop
Air Canada Logo
8:15 am - 9:56 am
YYZ
-
BOS
1h 41mnonstop
$243Air Canada
Thu, Mar 19 - Sat, Apr 11
Air Canada Logo
6:15 am - 8:08 am
BOS
-
YYZ
1h 53mnonstop
Air Canada Logo
6:15 am - 9:49 am
YYZ
-
BOS
3h 34m
1 stop
$244Air Canada
Mon, Apr 27 - Thu, Apr 30
Porter Airlines Logo
6:55 pm - 8:52 pm
BOS
-
YTZ
1h 57mnonstop
Porter Airlines Logo
1:10 pm - 2:45 pm
YTZ
-
BOS
1h 35mnonstop
$247Porter Airlines
Thu, Feb 26 - Mon, Mar 2
Porter Airlines Logo
9:00 am - 10:52 am
BOS
-
YTZ
1h 52mnonstop
Porter Airlines Logo
7:35 pm - 9:10 pm
YTZ
-
BOS
1h 35mnonstop
$250Porter Airlines
Thu, Mar 5 - Mon, Mar 9
Multiple Airlines Logo
5:27 am - 11:20 pm
BOS
-
YYZ
17h 53m
1 stop
Multiple Airlines Logo
3:40 pm - 5:15 pm
YYZ
-
BOS
25h 35m
1 stop
$250Multiple Airlines
Thu, Feb 26 - Wed, Mar 4
Porter Airlines Logo
9:00 am - 10:57 am
BOS
-
YTZ
1h 57mnonstop
Porter Airlines Logo
12:00 pm - 6:07 pm
YTZ
-
BOS
6h 07m
1 stop
$251Porter Airlines
Sat, Feb 28 - Mon, Mar 2
Air Canada Logo
5:30 am - 10:39 am
BOS
-
YYZ
5h 09m
1 stop
Air Canada Logo
6:15 am - 9:49 am
YYZ
-
BOS
3h 34m
1 stop
$252Air Canada
Mon, Apr 27 - Wed, Apr 29
Porter Airlines Logo
9:00 am - 10:52 am
BOS
-
YTZ
1h 52mnonstop
Porter Airlines Logo
8:00 am - 9:35 am
YTZ
-
BOS
1h 35mnonstop
$253Porter Airlines
Tue, Mar 31 - Thu, Apr 2
Porter Airlines Logo
11:50 am - 1:47 pm
BOS
-
YTZ
1h 57mnonstop
Porter Airlines Logo
1:10 pm - 2:45 pm
YTZ
-
BOS
1h 35mnonstop
$254Porter Airlines
Mon, Feb 23 - Mon, Mar 2

Air Canada flights from Boston to Toronto

Our best Air Canada deals on Boston to Toronto flight tickets
Air Canada
Mar 19
BOS6:40 pmBoston Logan Intl
5h 24m
1 stop
YYZ12:04 amToronto Pearson Intl
Apr 11
YYZ8:15 amToronto Pearson Intl
1h 41m
BOS9:56 amBoston Logan Intl
$243
Air Canada
Mar 19
BOS5:30 amBoston Logan Intl
5h 19m
1 stop
YYZ10:49 amToronto Pearson Intl
Apr 11
YYZ4:30 pmToronto Pearson Intl
4h 57m
1 stop
BOS9:27 pmBoston Logan Intl
$252
Air Canada
Mar 12
BOS6:15 amBoston Logan Intl
2h 02m
YYZ8:17 amToronto Pearson Intl
Mar 19
YYZ10:30 amToronto Pearson Intl
1h 42m
BOS12:12 pmBoston Logan Intl
$270

Porter Airlines flights from Boston to Toronto

Our best Porter Airlines deals on Boston to Toronto flight tickets
Porter Airlines
Feb 26
BOS6:55 pmBoston Logan Intl
1h 57m
YTZ8:52 pmToronto Island
Mar 2
YTZ1:10 pmToronto Island
1h 35m
BOS2:45 pmBoston Logan Intl
$247
Porter Airlines
Mar 5
BOS9:00 amBoston Logan Intl
1h 52m
YTZ10:52 amToronto Island
Mar 9
YTZ7:35 pmToronto Island
1h 35m
BOS9:10 pmBoston Logan Intl
$250
Porter Airlines
Mar 31
BOS9:00 amBoston Logan Intl
1h 52m
YTZ10:52 amToronto Island
Apr 2
YTZ8:00 amToronto Island
1h 35m
BOS9:35 amBoston Logan Intl
$253

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated January 26, 2026.
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

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Wed 2/25

1:00 pm-3:00 pm

Nonstop2h 00m

Toronto Pearson Intl

Thu 2/26

10:30 am-12:12 pm

Nonstop1h 42m

$235

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 3/19

6:40 pm-12:04 am

1 stop5h 24m

Toronto Pearson Intl

Sat 4/11

8:15 am-9:56 am

Nonstop1h 41m

$243

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 4/27

6:15 am-8:08 am

Nonstop1h 53m

Toronto Pearson Intl

Thu 4/30

6:15 am-9:49 am

1 stop3h 34m

$244

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 2/26

6:55 pm-8:52 pm

Nonstop1h 57m

Toronto Island

Mon 3/2

1:10 pm-2:45 pm

Nonstop1h 35m

$247

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 3/5

9:00 am-10:52 am

Nonstop1h 52m

Toronto Island

Mon 3/9

7:35 pm-9:10 pm

Nonstop1h 35m

$250

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 2/26

5:27 am-11:20 pm

1 stop17h 53m

Toronto Pearson Intl

Wed 3/4

3:40 pm-5:15 pm

1 stop25h 35m

$250

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 2/28

9:00 am-10:57 am

Nonstop1h 57m

Toronto Island

Mon 3/2

12:00 pm-6:07 pm

1 stop6h 07m

$251

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Mon 4/27

5:30 am-10:39 am

1 stop5h 09m

Toronto Pearson Intl

Wed 4/29

6:15 am-9:49 am

1 stop3h 34m

$252

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 3/31

9:00 am-10:52 am

Nonstop1h 52m

Toronto Island

Thu 4/2

8:00 am-9:35 am

Nonstop1h 35m

$253

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Mon 2/23

11:50 am-1:47 pm

Nonstop1h 57m

Toronto Island

Mon 3/2

1:10 pm-2:45 pm

Nonstop1h 35m

$254

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Toronto from

How to get the cheapest flight ticket from Boston to Toronto

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 cheapest month to fly to Toronto?

The month of October is, on average, the cheapest month to fly to Toronto from Boston, with most prices found around $273. If you are unable to visit Toronto during the month of October, then departing from Boston during the month March is also very affordable. Most momondo users find prices during this month for around $277.

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

On average, the least expensive day to fly to Toronto from Boston is on a Friday. momondo users have found tickets for Friday departures for as low as $370. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Monday, with ticket prices averaging around $517.

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

In the morning is the cheapest time of day to fly from Boston to Toronto when you can find flight prices for as low as $404. Flying to Toronto in the morning is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the afternoon, with an average ticket price of $474. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

You are more likely to see cheaper flights to Toronto from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto for around $358 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto from Boston for as low as $293 on momondo.

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Toronto 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 flights?

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

How have Boston to Toronto flight prices changed over time?

As of January 2026, prices for Boston to Toronto flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Toronto

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

Cheap Boston to Toronto (BOS to YTO) flight deals and tips

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

Best Price Found

$172

Fastest flight time

1h 47m

Direct flights

Every day

Airports in Toronto

3 airports
The best one-way flight to Toronto from Boston in the past 72 hours is $172. The best round-trip flight deal from Boston to Toronto found on momondo in the last 72 hours is $259.
The fastest flight from Boston to Toronto takes 1h 47m
Direct flights go from Boston to Toronto every day.
There are 3 airports in Toronto. From Boston there are direct flights to Toronto Pearson Intl (YYZ), Toronto Island (YTZ).
Search flight deals

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

    The distance between Boston Logan Intl and Toronto is about 429.4 mi. In terms of flight time, this usually takes a little over 1h 47m.

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

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

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

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

    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.

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

    The travel and health documents required for your trip to Toronto 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. 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?

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

Best airlines flying from Boston to Toronto

Compare and see reviews for airlines that fly from Boston to Toronto with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $125Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
DeltaPriceFrom $128Free CancellationRating
7.9
8,118 reviews
Search Delta flights
Air TransatPriceFrom $146Free CancellationRating
7.7
501 reviews
Search Air Transat flights
United AirlinesPriceFrom $191Free CancellationRating
7.4
9,203 reviews
Search United Airlines flights
Air CanadaPriceFrom $210Free CancellationRating
7.1
10,660 reviews
Search Air Canada flights
American AirlinesPriceFrom $286Free CancellationRating
7.2
11,195 reviews
Search American Airlines flights

  • Porter Airlines Flights From Boston to Toronto

    Across 16 Porter Airlines flights from Boston to Toronto this week, the average price was $278, with the best Porter Airlines deals starting from $125 round-trip. 412 users have rated Porter Airlines on momondo, with an average score of 7.9/10.

  • Air Transat Flights From Boston to Toronto

    The best Air Transat deal for Boston to Toronto flight tickets found on momondo in the last 72 hours was $146, round-trip. It should be noted that an average Air Transat flight deal for this route in this time was higher, at $318 round-trip. Air Transat operates 16 flights out of Boston into Toronto in an average week, so prices vary by time and availability. 501 Air Transat reviews by users on momondo have scored the airline at 7.7/10.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Toronto for you.

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

Yes. momondo allows you to filter the results for Boston to Toronto flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Boston and Toronto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Toronto from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Toronto trip

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Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto
Toronto Region of Waterloo Intl Airport
Toronto Island Airport
Toronto Pearson Intl Airport