YTO - BOS

C$ 161 Find Cheap Flights from Toronto to Boston – Compare and Save

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Everything you should know

Cheapest round-trip
C$ 259
Typical prices: C$ 310-C$ 513
Air Canada
Mon 24/9Thu 27/9
YYZ - BOS • Direct
Cheapest one-way flights
C$ 161
Typical prices: C$ 221-C$ 502
Porter Airlines
Sun 14/10
YTZ - BOS • 1 stop
Advice from real travellers
Emirates adds a 20 kg checked bag; Air Canada offers free messaging for Aeroplan.
Porter has no middle seats and free drinks, but luggage can cost more.
Expert advice
+1
Expert advice
+1
Direct flights
You can fly direct with Air Canada and Porter Airlines. Average duration is 1h 41m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 3% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 72% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 7 weeks in advance save around 48% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 10% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg C$ 342 (round-trip)
Shortest trip • 4h 22m (one-way)
Insights
Insights
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We hope you enjoy your trip to Boston!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Toronto to Boston (YTO-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Toronto to Boston

Wed, 14 Oct - Mon, 26 Oct
Air Canada Logo
10:45 a.m. - 2:41 p.m.YTZ  Toronto Island-BOS Boston Logan Intl
3h 56m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
7:40 p.m. - 9:43 p.m.BOS  Boston Logan Intl-YTZ Toronto Island
2h 03mdirect
C$ 259Air Canada
Wed, 18 Nov - Sun, 22 Nov
Air Canada Logo
10:45 a.m. - 2:53 p.m.YTZ  Toronto Island-BOS Boston Logan Intl
4h 08m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
9:35 a.m. - 11:38 a.m.BOS  Boston Logan Intl-YTZ Toronto Island
2h 03mdirect
C$ 259Air Canada
Fri, 2 Oct - Sun, 4 Oct
Porter Airlines Logo
7:25 a.m. - 9:05 a.m.YYZ  Toronto Pearson Intl-BOS Boston Logan Intl
1h 40mdirect
Porter Airlines Logo
10:05 a.m. - 12:00 p.m.BOS  Boston Logan Intl-YYZ Toronto Pearson Intl
1h 55mdirect
C$ 259Porter Airlines
Tue, 29 Sep - Thu, 15 Oct
Porter Airlines Logo
4:55 p.m. - 6:35 p.m.YYZ  Toronto Pearson Intl-BOS Boston Logan Intl
1h 40mdirect
Porter Airlines Logo
10:05 a.m. - 12:00 p.m.BOS  Boston Logan Intl-YYZ Toronto Pearson Intl
1h 55mdirect
C$ 259Porter Airlines
Fri, 16 Oct - Sun, 18 Oct
Air Transat Logo
4:55 p.m. - 6:35 p.m.YYZ  Toronto Pearson Intl-BOS Boston Logan Intl
1h 40mdirect
Air Transat Logo
10:05 a.m. - 12:00 p.m.BOS  Boston Logan Intl-YYZ Toronto Pearson Intl
1h 55mdirect
C$ 268Air Transat
Thu, 15 Oct - Sun, 18 Oct
Air Transat Logo
7:25 a.m. - 9:05 a.m.YYZ  Toronto Pearson Intl-BOS Boston Logan Intl
1h 40mdirect
Air Transat Logo
10:05 a.m. - 12:00 p.m.BOS  Boston Logan Intl-YYZ Toronto Pearson Intl
1h 55mdirect
C$ 269Air Transat
Thu, 24 Sep - Sun, 27 Sep
Multiple Airlines Logo
11:55 a.m. - 3:50 p.m.YTZ  Toronto Island-BOS Boston Logan Intl
3h 55m1 stop Ottawa
Multiple Airlines Logo
5:50 a.m. - 10:05 a.m.BOS  Boston Logan Intl-YTZ Toronto Island
4h 15m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 276Multiple Airlines
Fri, 23 Oct - Sun, 25 Oct
Multiple Airlines Logo
10:30 a.m. - 3:57 p.m.YTZ  Toronto Island-BOS Boston Logan Intl
5h 27m1 stop Ottawa
Multiple Airlines Logo
5:30 a.m. - 11:51 a.m.BOS  Boston Logan Intl-YTZ Toronto Island
6h 21m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 280Multiple Airlines
Tue, 20 Oct - Tue, 27 Oct
United Airlines Logo
10:45 a.m. - 2:35 p.m.YYZ  Toronto Pearson Intl-BOS Boston Logan Intl
3h 50m1 stop Newark
United Airlines Logo
3:01 p.m. - 9:15 p.m.BOS  Boston Logan Intl-YYZ Toronto Pearson Intl
6h 14m1 stop Chicago O'Hare Intl
C$ 323United Airlines
Thu, 22 Oct - Fri, 30 Oct
United Airlines Logo
7:30 a.m. - 12:43 p.m.YYZ  Toronto Pearson Intl-BOS Boston Logan Intl
5h 13m1 stop Newark
United Airlines Logo
3:01 p.m. - 9:15 p.m.BOS  Boston Logan Intl-YYZ Toronto Pearson Intl
6h 14m1 stop Chicago O'Hare Intl
C$ 323United Airlines
Booking Insights

Price, demand, and travel trends for Toronto to Boston flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Toronto to Boston with more confidence.

How much is a round-trip flight from Toronto to Boston?

Round-trip flights from Toronto to Boston start at C$ 259. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 310 to C$ 513. The lowest price found in the past 5 days was C$ 259 on Air Canada.

What is the cheapest Toronto to Boston flight route?

There's little price difference between Toronto to Boston routes. They average around C$ 381 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Toronto to Boston?

Tuesday is the cheapest day of the week to fly from Toronto to Boston and is 6% cheaper than the average day. Sunday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Toronto to Boston?

  • August is the cheapest month to fly from Toronto to Boston at C$ 344 round-trip.
  • April (C$ 480) and January (C$ 452) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 39% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Toronto to Boston the cheapest?

Flights from Toronto to Boston are cheapest 7 weeks before departure. Booking in this window typically costs about 48% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Toronto to Boston

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Duncan Madden

Duncan Madden

Expert on Emirates

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

John Walton

John Walton

Expert on Porter Airlines

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Stefanie Waldek

Stefanie Waldek

Expert on Air Canada

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on BOS

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Mark Stachiew

Mark Stachiew

Expert on YYZ

Mark Stachiew has been exploring the world and writing about it for more than 30 years. His travel stories have appeared in numerous newspapers, magazines and online publications in Canada, the United States and beyond.

Jennifer Bain

Jennifer Bain

Expert on YTZ

Jennifer Bain is a Canadian travel writer who takes at least 50 flights a year and has proudly visited all 13 of Canada's provinces and territories. She is a former newspaper travel editor who has written three travel books. Jennifer is the Canada editor for U.S.-based National Parks Traveler and freelances for numerous other outlets.

Key details for Toronto to Boston flights

Low season

February

Cheapest flight

C$ 161
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flights from Toronto Island Airport to Boston

When to book flights from Toronto to Boston

Are your dates flexible? Find out the best times to travel from Toronto to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Flights from Toronto to Boston: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from Toronto to Boston 
JenFlew with Porter Airlines-Jan 2026
Get there SUPER EARLY, lines are long, only a few people working. Be prepared to massively overpay for luggage.
Verified travelerFlew with Air Canada-Nov 2024
Don't forget about customs at the Toronto airport--it will take 45+ minutes with the lines unless you have a special status program!

Your Toronto to Boston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • What hotels are near Logan International Airport?

    The Hilton is a stylish 4-star hotel that is connected directly to Logan International Airport via a skybridge and is less than a 10-minute drive from the Boston Common Park. The Courtyard by Marriott is a casual option that is a 7-minute drive from the airport and a 10-minute drive from the Mystic Mall shopping center.

  • What is the best way to travel from Logan International Airport to downtown Boston?

    If you would like to travel from Logan International Airport to downtown Boston as quickly as possible, it is best to either rent a car or take a taxi, as the drive is only 10 to 15 minutes depending on traffic conditions. If you would prefer a more budget-friendly mode of transportation, grab the local bus, which will take you 25 to 30 minutes.

  • What shopping options are available at Logan International Airport?

    To purchase souvenirs or gifts to take back home with you, stop at one of the several duty-free stores that are located inside of Logan International Airport. These shops sell a variety of items including cosmetics, clothing, liquor, pieces of art and popular local food products.

  • Are there any pet relief areas at Logan International Airport?

    If you are travelling with a pet or service animal, make sure to bring them to one of the pet relief areas in Logan International Airport after your flight has landed. While there are not many pet relief areas inside of the airport, there is a designated zone located outside of each arrivals area, all of which provide complimentary waste disposal bags for pet owners.

  • How can people go from the city centre to Toronto Pearson International Airport when planning their flights from Toronto to Boston?

    There are five ways to travel to Toronto Airport (YYZ) from Toronto city centre: by car, train, bus, towncar, or taxi. The 25-minute trip by train from Toronto city centre to Toronto Airport (YYZ) costs approximately C$ 1.5. From Toronto city centre to Toronto Airport, a taxi ride takes about 22 minutes and costs about C$ 68.

  • Can disabled travellers arriving from Toronto use any accessible services at Boston Logan International Airport?

    All garages at Boston Logan International Airport allow parking for vehicles with a registered disabled license placard. All terminals provide accessible restrooms and bathrooms. In all garages and terminals, elevators can be accessed for those who wish to go upstairs. If necessary, wheelchair rentals are also available at the airport; however, those who require them are advised to make reservations with their airlines.

  • Which airlines offer extra legroom and free seat selection on Toronto to Boston flights?

    Among airlines operating Toronto to Boston flights:

    • Porter Airlines: offers free seat selection
    • Air Canada: offers extra legroom; offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines are available on the route from Toronto to Boston?

    2 airlines operate flights between Toronto and Boston. The airlines offering direct flights on this route include:

    • Air Canada
    • Porter Airlines

  • Which airports can I use when flying from Toronto to Boston?

    Flights from Toronto to Boston may depart from several airports in Toronto area, including Toronto Region of Waterloo Intl (YKF), Toronto Island (YTZ) and Toronto Pearson Intl (YYZ). Flights usually arrive at Boston Logan Intl (BOS).

  • Which airlines include bags at no extra cost on Toronto to Boston flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Porter Airlines: a carry-on bag and a checked bag in Economy Class
    • Air Canada: a carry-on bag and a checked bag in Economy Class
    • Air Transat: a carry-on bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

  • Which cabin classes can I book on flights from Toronto to Boston?

    Three cabin classes are available on flights from Toronto to Boston:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How much can I save by taking a layover when flying from Toronto to Boston?

    On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 342 round-trip via Philadelphia (PHL), compared to C$ 383 for direct.

  • What is the standard checked bag allowance on flights from Toronto to Boston?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 34–C$ 139 for the first checked bag in economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which airports do connecting flights from Toronto to Boston pass through?

    One-stop flights from Toronto to Boston most commonly connect through:

    • Ottawa (YOW) – 24% of one-stop connections
    • Montreal Pierre Elliott Trudeau Intl (YUL) – 21% of one-stop connections
    • Newark (EWR) – 16% of one-stop connections
    • New York LaGuardia (LGA) – 12% of one-stop connections

    Ottawa (YOW) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Toronto to Boston?

    Yes. Being flexible with your travel dates can save you up to 16% on the Toronto to Boston route. Tuesday is the cheapest departure day at C$ 363 round-trip on average, while Sunday is the most expensive at C$ 430, a difference of C$ 67. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed on the route from Toronto to Boston?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Toronto to Boston route, 28% of flights were delayed in the past 3 months, with delays averaging 2 hours 1 minute.

  • How are flight departures from Toronto to Boston spread across the day?

    Afternoon is the busiest departure period on Toronto to Boston flights, with 41% leaving in that window. Morning departures account for 34%, Evening flights for 25%, and Night flights for 0%.

  • Which popular places can I visit in Boston?

    Some of the most popular sights in Boston are Fenway Park, TD Garden, and Back Bay. These are among the most viewed places in Boston on KAYAK.

  • What are the earliest and latest flights from Toronto to Boston?

    These are the earliest and latest flight times available from Toronto to Boston:

    • Earliest: departs at 7:15 am and lands at 8:56 am
    • Latest: departs at 8:55 pm and lands at 10:36 pm.

    The flight takes about 1h 41m.

  • How expensive are last-minute Toronto to Boston flights?

    Last-minute fares on this route – booked within 2 weeks of departure – run 62% above the route average of C$ 383. Book 7 weeks before departure for the lowest fares.

  • How long does a flight from Toronto to Boston take?

    A direct flight from Toronto to Boston takes 1h 41m, covering 1,118 km.

  • Do I need a passport to fly from Toronto to Boston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Toronto to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 259 to C$ 1,542. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Toronto to Boston looking right now?

    One-way fares from Toronto to Boston are currently lower than usual. Average one-way flight prices are about C$ 185, which is 40% below the typical average for this route.

  • How do delay rates compare for morning and evening flights from Toronto to Boston?

    Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport when travelling from Toronto to Boston?

    Flying via New York LaGuardia (LGA) gives the shortest average 1-stop total travel time at 4h 22m, compared with 4h 25m via Washington, D.C. Dulles Intl (IAD) and 4h 32m via Newark (EWR).

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around C$ 32 for economy cars. Top options include:
    • Dollar
    • Hertz
    • Budget
    • Thrifty
    • Sixt

  • How much should I expect to pay for a Toronto to Boston flight?

    Round-trip flights from Toronto to Boston range from C$ 310 to C$ 513, with an average of C$ 383 over the past 12 months. Anything below C$ 310 counts as a good deal.

  • Which airlines offer Wi-Fi on Toronto to Boston flights?

    Three airlines offer in-flight Wi-Fi on Toronto to Boston flights:

    • • Air Canada
    • • United Airlines
    • • GOL

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Toronto to Boston flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average C$ 363 – about C$ 67 less than Sunday (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 7 weeks before you fly. On this route, that window historically saves about 48% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Toronto to Boston trip for August. Fares historically average C$ 344 round-trip in that month – typically C$ 136 less than the most expensive month, which is April (based on the last 12 months).
  • If arriving on time is high on your priority list, Air Canada is the strongest pick on this route. 72% of Air Canada flights from Toronto to Boston arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 72%. When flights on this route do arrive late, the average delay is 2 hours1 minute, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Philadelphia Airport (PHL) can be cheaper than flying direct. The cheapest layover option averages C$ 342 round-trip on this route – about C$ 41 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boston Logan Intl Airport.
    - Embassy Suites by Hilton Boston at Logan Airport
    - Hilton Garden Inn Boston Logan Airport
    - Hilton Boston Logan Airport
  • If you are booking flights from Toronto to Boston, there are four major airports that you can depart from. Hamilton International Airport and Region of Waterloo International Airport are both popular choices for those leaving from the suburbs, while Toronto Pearson International Airport and Billy Bishop Toronto City Airport are closer to the city center.
  • For those that are interested in direct flights from Toronto to Boston, make your reservation with either Air Canada, United Airlines or Porter Airlines. Both Air Canada and United Airlines provide travelers with complimentary meals and drinks, while Porter Airlines offers particularly affordable tickets.
  • Travelling to Boston with your family? Make sure to bring your kids to one of the children’s play area that are located in Logan International Airport. Equipped with toys and activities, these play areas are a perfect place for kids to unwind and burn off some energy after a long day of travelling.
  • To relax and pamper yourself after your flight has landed, head to the Classique Salon that is located in Terminal C of Logan International Airport. This salon offers many services including manicures, facials and haircuts, making it a popular place for travelers to treat themselves.
  • If you need somewhere to unwind before your flight takes off from Toronto Pearson International Airport, consider purchasing an entry ticket for one of the various private airline lounges. They offer a variety of amenities including high quality WiFi, TV access and unlimited snacks and drinks.
  • The vast majority of travellers choosing to take the Toronto to Boston route opt to land at Boston Logan International Airport (BOS). By taking the subway, renting a car, or taking a taxi, travellers arriving at BOS Airport from all the major Canadian airports, including Toronto Pearson International Airport (YYZ) can quickly tour nearby areas like Winthrop, Chelsea, and Revere.
  • The majority of business people visiting Boston prefer to go through BOS Airport, despite the fact that there are other airports that connect passengers from Toronto to Boston, such as Manchester-Boston Regional Airport (MHT). Due to its closeness to Boston, which is where the preponderance of corporate headquarters and offices in the Commonwealth of Massachusetts are located, BOS Airport is well-liked by business travellers.
  • The majority of passengers flying from Toronto to Boston choose to depart via Toronto Pearson International Airport. Although Billy Bishop Toronto City Airport (YTZ), for example, may connect tourists from Toronto to Boston, many people prefer YYZ Airport because of its better access to less expensive public transportation networks.

Prefer to fly direct from Toronto to Boston?

 
Find which airlines fly direct from Toronto to Boston Logan Intl Airport, which days they fly and book direct flights.

Direct departures

Toronto to Boston Logan Intl

Monday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Tuesday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Wednesday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Thursday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Friday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Saturday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Sunday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

See more nonstop flights

Direct returns

Boston Logan Intl to Toronto

Monday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Tuesday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Wednesday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Thursday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Friday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Saturday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

Sunday

Air Canada,Porter Airlines

Air Canada,Porter Airlines

See more nonstop flights

More options for your flight from Toronto to Boston

Complete your trip to Boston with a hotel stay or car rental