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Cheap flights from Toronto to Boston from C$ 178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Boston departing on 29/9. 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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Find the cheapest flights from Toronto to Boston (YTO-BOS)

Cheap round-trip flights

Porter Airlines Logo
1:00 p.m. - 2:41 p.m.YTZ-BOS
1h 41mdirect
Porter Airlines Logo
9:20 a.m. - 11:09 a.m.BOS-YTZ
1h 49mdirect
C$ 278Porter Airlines
Find Deal
Tue, 30 Sep - Sun, 5 Oct
Porter Airlines Logo
2:05 p.m. - 6:10 p.m.YTZ-BOS
4h 05m1 stop
Porter Airlines Logo
1:25 p.m. - 3:24 p.m.BOS-YTZ
1h 59mdirect
C$ 279Porter Airlines
Find Deal
Wed, 3 Dec - Mon, 8 Dec
Air Canada Logo
10:25 a.m. - 2:30 p.m.YTZ-BOS
4h 05m1 stop
Air Canada Logo
6:00 a.m. - 11:45 a.m.BOS-YTZ
5h 45m1 stop
C$ 281Air Canada
Find Deal
Thu, 18 Sep - Sun, 21 Sep
Air Canada Logo
12:30 a.m. - 9:30 a.m.YYZ-BOS
9h 00m2 stops
Air Canada Logo
6:00 a.m. - 10:39 a.m.BOS-YYZ
4h 39m1 stop
C$ 281Air Canada
Find Deal
Wed, 17 Sep - Sun, 21 Sep
Porter Airlines Logo
3:10 p.m. - 4:51 p.m.YTZ-BOS
1h 41mdirect
Porter Airlines Logo
7:15 a.m. - 9:04 a.m.BOS-YTZ
1h 49mdirect
C$ 282Porter Airlines
Find Deal
Fri, 19 Sep - Sat, 20 Sep
Logo
12:25 p.m. - 5:55 p.m.YTZ-BOS
5h 30m1 stop
Logo
12:15 p.m. - 2:04 p.m.BOS-YTZ
1h 49mdirect
C$ 289
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Logo
10:25 a.m. - 2:30 p.m.YTZ-BOS
4h 05m1 stop
Logo
12:15 p.m. - 2:04 p.m.BOS-YTZ
1h 49mdirect
C$ 304
Find Deal
Thu, 2 Oct - Sun, 5 Oct
United Airlines Logo
7:30 a.m. - 12:18 p.m.YYZ-BOS
4h 48m1 stop
United Airlines Logo
3:20 p.m. - 8:44 p.m.BOS-YYZ
5h 24m1 stop
C$ 332United Airlines
Find Deal
Sat, 20 Sep - Sat, 20 Sep
Air Transat Logo
9:50 a.m. - 11:31 a.m.YTZ-BOS
1h 41mdirect
Air Transat Logo
9:20 a.m. - 11:09 a.m.BOS-YTZ
1h 49mdirect
C$ 337Air Transat
Find Deal
Tue, 23 Sep - Sun, 28 Sep
United Airlines Logo
10:45 a.m. - 4:28 p.m.YYZ-BOS
5h 43m1 stop
United Airlines Logo
5:30 a.m. - 10:04 a.m.BOS-YYZ
4h 34m1 stop
C$ 350United Airlines
Find Deal
Thu, 18 Sep - Mon, 22 Sep

Air Canada flights from Toronto to Boston

Our best Air Canada deals on Toronto to Boston flight tickets
Air Canada
18 Sep
YTZ10:25 a.m.Toronto Island
4h 05m
1 stop
BOS2:30 p.m.Boston Logan Intl
21 Sep
BOS6:00 a.m.Boston Logan Intl
5h 45m
1 stop
YTZ11:45 a.m.Toronto Island
C$ 281
Find similar
Air Canada
17 Sep
YYZ12:30 a.m.Toronto Pearson Intl
9h 00m
2 stops
BOS9:30 a.m.Boston Logan Intl
21 Sep
BOS6:00 a.m.Boston Logan Intl
4h 39m
1 stop
YYZ10:39 a.m.Toronto Pearson Intl
C$ 282
Find similar
Air Canada
14 Nov
YYZ10:00 a.m.Toronto Pearson Intl
4h 52m
1 stop
BOS2:52 p.m.Boston Logan Intl
17 Nov
BOS7:55 p.m.Boston Logan Intl
2h 03m
YYZ9:58 p.m.Toronto Pearson Intl
C$ 283
Find similar

WestJet flights from Toronto to Boston

Our best WestJet deals on Toronto to Boston flight tickets
WestJet
10 Oct
YHM6:00 a.m.Hamilton
11h 40m
1 stop
BOS5:40 p.m.Boston Logan Intl
17 Oct
BOS6:30 p.m.Boston Logan Intl
30h 10m
1 stop
YHM12:40 a.m.Hamilton
C$ 987
Find similar
WestJet
19 Sep
YHM6:00 a.m.Hamilton
11h 40m
1 stop
BOS5:40 p.m.Boston Logan Intl
21 Sep
BOS7:00 p.m.Boston Logan Intl
29h 40m
2 stops
YHM12:40 a.m.Hamilton
C$ 989
Find similar
WestJet
5 Sep
YHM6:00 a.m.Hamilton
11h 40m
1 stop
BOS5:40 p.m.Boston Logan Intl
8 Sep
BOS6:30 p.m.Boston Logan Intl
30h 10m
1 stop
YHM12:40 a.m.Hamilton
C$ 1,638
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Toronto to Boston 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 96,600 searches. Data last updated 28 August 2025.
Use the filters below to find and compare flights from Toronto to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 30/9

1:00 p.m.-2:41 p.m.

Nonstop1h 41m

Boston Logan Intl

Sun 5/10

9:20 a.m.-11:09 a.m.

Nonstop1h 49m

C$ 278

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 3/12

2:05 p.m.-6:10 p.m.

1 stop4h 05m

Boston Logan Intl

Mon 8/12

1:25 p.m.-3:24 p.m.

Nonstop1h 59m

C$ 279

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 18/9

10:25 a.m.-2:30 p.m.

1 stop4h 05m

Boston Logan Intl

Sun 21/9

6:00 a.m.-11:45 a.m.

1 stop5h 45m

C$ 281

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Wed 17/9

12:30 a.m.-9:30 a.m.

2 stops9h 00m

Boston Logan Intl

Sun 21/9

6:00 a.m.-10:39 a.m.

1 stop4h 39m

C$ 281

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 19/9

3:10 p.m.-4:51 p.m.

Nonstop1h 41m

Boston Logan Intl

Sat 20/9

7:15 a.m.-9:04 a.m.

Nonstop1h 49m

C$ 282

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 2/10

12:25 p.m.-5:55 p.m.

1 stop5h 30m

Boston Logan Intl

Sun 5/10

12:15 p.m.-2:04 p.m.

Nonstop1h 49m

C$ 289

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 2/10

10:25 a.m.-2:30 p.m.

1 stop4h 05m

Boston Logan Intl

Sun 5/10

12:15 p.m.-2:04 p.m.

Nonstop1h 49m

C$ 304

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 20/9

7:30 a.m.-12:18 p.m.

1 stop4h 48m

Boston Logan Intl

Sat 20/9

3:20 p.m.-8:44 p.m.

1 stop5h 24m

C$ 332

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 23/9

9:50 a.m.-11:31 a.m.

Nonstop1h 41m

Boston Logan Intl

Sun 28/9

9:20 a.m.-11:09 a.m.

Nonstop1h 49m

C$ 337

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 18/9

10:45 a.m.-4:28 p.m.

1 stop5h 43m

Boston Logan Intl

Mon 22/9

5:30 a.m.-10:04 a.m.

1 stop4h 34m

C$ 350

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 Boston from

How to get the cheapest flight ticket from Toronto to Boston

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 Toronto and Boston?

What is the cheapest month to fly to Boston?

The cheapest month to fly to Boston from Toronto is in March. Flight prices, which tend to average around C$ 350, are often lower during this time because this is during the off-season. If you are unable to visit Boston during the month of March, then departing from Toronto during the month July is also very affordable. Most momondo users find prices during this month for around C$ 351.

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

On average, the least expensive day to fly to Boston from Toronto is on a Friday. momondo users have found tickets for Friday departures for as low as C$ 478. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Toronto to Boston on a Tuesday will generally be more expensive and average around C$ 1,730. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Boston from Toronto in the morning is the least expensive time of day to depart. momondo users have found prices as low as C$ 398 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of C$ 1,853.

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

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

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

You are more likely to see cheaper flights to Boston from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around C$ 440 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Toronto for as low as C$ 346 on momondo.

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

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

You could potentially save up to 2% on your flight if you consider stops on a Toronto to Boston flight.

How have Toronto to Boston flight prices changed over time?

As of August 2025, prices for Toronto to Boston flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Toronto to Boston

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

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

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

Best price found

C$ 188

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Toronto in the past 72 hours is C$ 188. The best round-trip flight deal from Toronto to Boston found on momondo in the last 72 hours is C$ 291.
The fastest flight from Toronto to Boston takes 1h 35m
Direct flights go from Toronto to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

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

    There are 691.1 km between Toronto and Boston Logan Intl. In terms of flight time, this usually takes a little over 1h 40m.

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

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

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

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

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from Toronto to Boston

Compare and see reviews for airlines that fly from Toronto to Boston with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom C$ 208Free CancellationRating
7.7
430 reviews
Search Air Transat flights
American AirlinesPriceFrom C$ 214Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Porter AirlinesPriceFrom C$ 262Free CancellationRating
8.0
349 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 326Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 338Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights

  • Porter Airlines Flights From Toronto to Boston

    Across 15 Porter Airlines flights from Toronto to Boston this week, the average price was C$ 261, with the best Porter Airlines deals starting from C$ 190 round-trip. 349 users have rated Porter Airlines on momondo, with an average score of 8.0/10.

  • Air Transat Flights From Toronto to Boston

    Air Transat is also a popular choice for this route. Air Transat flight deals for Toronto to Boston start from as low as C$ 151 round-trip, depending on your selected dates, with average Air Transat deals seen on momondo around C$ 309. Air Transat operates 15 flights to Boston from Toronto in an average week. Users have rated it 7.7/10 across 430 reviews.

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Old Orchard Beach
Salem
Ogunquit
Wells
Cambridge
Everett
Sturbridge
Needham
Scarborough
Westbrook
West Yarmouth
Foxborough
Newton
Middletown
Burlington
South Yarmouth
Cape Neddick
South Portland
Brockton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Toronto to Boston. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between Toronto and Boston 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 Toronto to Boston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Toronto to Boston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Boston 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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