Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Toronto to Boston from C$ 171

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 20/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Toronto to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:30 a.m. - 2:47 p.m.
YTZ
-
BOS
5h 17m
1 stop
Air Canada Logo
3:40 p.m. - 9:32 p.m.
BOS
-
YTZ
5h 52m
1 stop
C$ 295Air Canada
Thu, 28 May - Sat, 30 May
Air Canada Logo
6:15 a.m. - 9:49 a.m.
YYZ
-
BOS
3h 34m
1 stop
Air Canada Logo
5:30 a.m. - 10:39 a.m.
BOS
-
YYZ
5h 09m
1 stop
C$ 295Air Canada
Thu, 2 Apr - Sun, 5 Apr
Air Canada Logo
8:15 a.m. - 2:52 p.m.
YYZ
-
BOS
6h 37m
2 stops
Air Canada Logo
5:30 a.m. - 11:40 a.m.
BOS
-
YYZ
6h 10m
1 stop
C$ 296Air Canada
Thu, 19 Feb - Sun, 22 Feb
Porter Airlines Logo
11:55 a.m. - 4:20 p.m.
YTZ
-
BOS
4h 25m
1 stop
Porter Airlines Logo
4:10 p.m. - 9:48 p.m.
BOS
-
YTZ
5h 38m
1 stop
C$ 300Porter Airlines
Wed, 6 May - Mon, 11 May
Porter Airlines Logo
8:30 p.m. - 10:05 p.m.
YTZ
-
BOS
1h 35mdirect
Porter Airlines Logo
3:30 p.m. - 8:03 p.m.
BOS
-
YTZ
4h 33m
1 stop
C$ 301Porter Airlines
Wed, 25 Feb - Wed, 4 Mar
Air Canada Logo
11:00 a.m. - 2:52 p.m.
YYZ
-
BOS
3h 52m
1 stop
Air Canada Logo
5:30 a.m. - 11:40 a.m.
BOS
-
YYZ
6h 10m
1 stop
C$ 301Air Canada
Thu, 19 Feb - Sun, 22 Feb
Air Canada Logo
12:30 a.m. - 9:32 a.m.
YYZ
-
BOS
9h 02m
2 stops
Air Canada Logo
6:15 a.m. - 8:17 a.m.
BOS
-
YYZ
2h 02mdirect
C$ 303Air Canada
Tue, 17 Mar - Sun, 22 Mar
Porter Airlines Logo
8:50 a.m. - 10:31 a.m.
YTZ
-
BOS
1h 41mdirect
Porter Airlines Logo
6:15 p.m. - 8:02 p.m.
BOS
-
YTZ
1h 47mdirect
C$ 304Porter Airlines
Wed, 6 May - Mon, 11 May
Porter Airlines Logo
9:30 a.m. - 11:05 a.m.
YTZ
-
BOS
1h 35mdirect
Porter Airlines Logo
9:00 a.m. - 10:52 a.m.
BOS
-
YTZ
1h 52mdirect
C$ 305Porter Airlines
Thu, 26 Feb - Sun, 1 Mar
Multiple Airlines Logo
7:25 a.m. - 11:44 p.m.
YHM
-
BOS
16h 19m
1 stop
Multiple Airlines Logo
5:27 a.m. - 3:00 p.m.
BOS
-
YHM
9h 33m
1 stop
C$ 415Multiple Airlines
Wed, 25 Feb - Thu, 26 Feb

Porter Airlines flights from Toronto to Boston

Our best Porter Airlines deals on Toronto to Boston flight tickets
Porter Airlines
6 May
YTZ11:55 a.m.Toronto Island
4h 25m
1 stop
BOS4:20 p.m.Boston Logan Intl
11 May
BOS4:10 p.m.Boston Logan Intl
5h 38m
1 stop
YTZ9:48 p.m.Toronto Island
C$ 300
Porter Airlines
25 Feb
YTZ8:30 p.m.Toronto Island
1h 35m
BOS10:05 p.m.Boston Logan Intl
4 Mar
BOS3:30 p.m.Boston Logan Intl
4h 33m
1 stop
YTZ8:03 p.m.Toronto Island
C$ 301
Porter Airlines
6 May
YTZ8:50 a.m.Toronto Island
1h 41m
BOS10:31 a.m.Boston Logan Intl
11 May
BOS6:15 p.m.Boston Logan Intl
1h 47m
YTZ8:02 p.m.Toronto Island
C$ 304

Air Canada flights from Toronto to Boston

Our best Air Canada deals on Toronto to Boston flight tickets
Air Canada
28 May
YTZ9:30 a.m.Toronto Island
5h 17m
1 stop
BOS2:47 p.m.Boston Logan Intl
30 May
BOS3:40 p.m.Boston Logan Intl
5h 52m
1 stop
YTZ9:32 p.m.Toronto Island
C$ 295
Air Canada
19 Feb
YYZ8:15 a.m.Toronto Pearson Intl
6h 37m
2 stops
BOS2:52 p.m.Boston Logan Intl
22 Feb
BOS5:30 a.m.Boston Logan Intl
6h 10m
1 stop
YYZ11:40 a.m.Toronto Pearson Intl
C$ 296
Air Canada
19 Feb
YYZ11:00 a.m.Toronto Pearson Intl
3h 52m
1 stop
BOS2:52 p.m.Boston Logan Intl
22 Feb
BOS5:30 a.m.Boston Logan Intl
6h 10m
1 stop
YYZ11:40 a.m.Toronto Pearson Intl
C$ 301

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 29 January 2026.
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

Thu 28/5

9:30 a.m.-2:47 p.m.

1 stop5h 17m

Boston Logan Intl

Sat 30/5

3:40 p.m.-9:32 p.m.

1 stop5h 52m

C$ 295

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 2/4

6:15 a.m.-9:49 a.m.

1 stop3h 34m

Boston Logan Intl

Sun 5/4

5:30 a.m.-10:39 a.m.

1 stop5h 09m

C$ 295

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 19/2

8:15 a.m.-2:52 p.m.

2 stops6h 37m

Boston Logan Intl

Sun 22/2

5:30 a.m.-11:40 a.m.

1 stop6h 10m

C$ 296

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 6/5

11:55 a.m.-4:20 p.m.

1 stop4h 25m

Boston Logan Intl

Mon 11/5

4:10 p.m.-9:48 p.m.

1 stop5h 38m

C$ 300

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 25/2

8:30 p.m.-10:05 p.m.

Nonstop1h 35m

Boston Logan Intl

Wed 4/3

3:30 p.m.-8:03 p.m.

1 stop4h 33m

C$ 301

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Thu 19/2

11:00 a.m.-2:52 p.m.

1 stop3h 52m

Boston Logan Intl

Sun 22/2

5:30 a.m.-11:40 a.m.

1 stop6h 10m

C$ 301

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Tue 17/3

12:30 a.m.-9:32 a.m.

2 stops9h 02m

Boston Logan Intl

Sun 22/3

6:15 a.m.-8:17 a.m.

Nonstop2h 02m

C$ 303

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 6/5

8:50 a.m.-10:31 a.m.

Nonstop1h 41m

Boston Logan Intl

Mon 11/5

6:15 p.m.-8:02 p.m.

Nonstop1h 47m

C$ 304

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Thu 26/2

9:30 a.m.-11:05 a.m.

Nonstop1h 35m

Boston Logan Intl

Sun 1/3

9:00 a.m.-10:52 a.m.

Nonstop1h 52m

C$ 305

HamiltonBoston

YHM - BOS

YHMBOS

Hamilton

Wed 25/2

7:25 a.m.-11:44 p.m.

1 stop16h 19m

Boston Logan Intl

Thu 26/2

5:27 a.m.-3:00 p.m.

1 stop9h 33m

C$ 415

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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$ 330, 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 October is also very affordable. Most momondo users find prices during this month for around C$ 333.

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$ 397. 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$ 1,526. 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$ 381 when looking at flights departing in the morning. Flights in the afternoon are often more expensive with an average ticket price of C$ 1,764.

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$ 427 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$ 362 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 13% 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 January 2026, prices for Toronto to Boston flights are approximately 3% 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$ 222

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$ 222. The best round-trip flight deal from Toronto to Boston found on momondo in the last 72 hours is C$ 305.
The fastest flight from Toronto to Boston takes 1h 35m
Direct flights go from Toronto to Boston every day.
There is 1 airport in Boston. From Toronto there are direct flights to 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 35m.

  • 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
American AirlinesPriceFrom C$ 203Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
Porter AirlinesPriceFrom C$ 259Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 293Free CancellationRating
7.1
10,667 reviews
Search Air Canada flights
Air TransatPriceFrom C$ 330Free CancellationRating
7.7
501 reviews
Search Air Transat flights
United AirlinesPriceFrom C$ 339Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights

  • Porter Airlines Flights From Toronto to Boston

    Across 12 Porter Airlines flights from Toronto to Boston this week, the average price was C$ 344, with the best Porter Airlines deals starting from C$ 259 round-trip. 412 users have rated Porter Airlines on momondo, with an average score of 7.9/10.

  • 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$ 330 round-trip, depending on your selected dates, with average Air Transat deals seen on momondo around C$ 452. Air Transat operates 12 flights to Boston from Toronto in an average week. Users have rated it 7.7/10 across 501 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
Everett
Ogunquit
Wells
Dedham
West Yarmouth
Needham
Cambridge
Waltham
Saco
Warwick
Westbrook
Burlington
Scarborough
Cape Neddick
Fitchburg
Salem
Quincy
Peabody

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 28/2
Sat 7/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States