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Cheap flights from Toronto to Boston from £102

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — BOS
26 Jul — 2 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto to Boston Logan Intl are usually found in October or July, booked 88 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Toronto to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Toronto to Boston
Explore the most affordable flight options available from Toronto to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 June 2026.

Wed 22/708:30
YTZ
-
BOS
1 stop6h 11m
Air Canada
Fri 24/705:45
BOS
-
YTZ
1 stop4h 31m
Air Canada
Deal found 25/6£155
Fri 7/812:25
YTZ
-
BOS
Nonstop1h 37m
Air Canada
Wed 19/805:45
BOS
-
YTZ
1 stop6h 06m
Air Canada
Deal found 22/6£156
Tue 21/708:50
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Wed 29/720:25
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Deal found 26/6£157
Sun 2/808:50
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Tue 4/807:10
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Deal found 23/6£158
Sat 25/708:10
YYZ
-
BOS
Nonstop1h 43m
Air Canada
Tue 28/710:50
BOS
-
YYZ
Nonstop1h 55m
Air Canada
Deal found 26/6£158
Wed 19/809:30
YTZ
-
BOS
1 stop5h 11m
Air Canada
Wed 26/805:45
BOS
-
YTZ
1 stop6h 06m
Air Canada
Deal found 25/6£159
Fri 24/720:55
YYZ
-
BOS
Nonstop1h 43m
Air Canada
Mon 27/718:50
BOS
-
YYZ
1 stop4h 30m
Air Canada
Deal found 26/6£159
Wed 12/817:20
YTZ
-
BOS
Nonstop1h 37m
Air Canada
Sun 16/819:40
BOS
-
YTZ
Nonstop1h 59m
Air Canada
Deal found 25/6£160
Wed 22/714:20
YYZ
-
BOS
Nonstop1h 43m
Air Canada
Fri 24/706:00
BOS
-
YYZ
Nonstop1h 55m
Air Canada
Deal found 25/6£160
Tue 21/708:50
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Tue 28/715:35
BOS
-
YTZ
1 stop6h 18m
Porter Airlines
Deal found 26/6£161
Tue 28/710:30
YYZ
-
BOS
1 stop4h 11m
Air Canada
Fri 31/710:40
BOS
-
YYZ
1 stop4h 55m
Air Canada
Deal found 26/6£161
Tue 28/717:30
YTZ
-
BOS
1 stop3h 57m
Air Canada
Fri 31/710:40
BOS
-
YTZ
2 stops7h 40m
Air Canada
Deal found 26/6£162

Find flight deals from Toronto to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 June 2026.

Round-trip from

£155

One-way from

£102

Popular in

April

Cheapest in

October

Average price

£207

Good round-trip deal

£1,176 or less

Good one-way deal

£139 or less
Air Canada
  • Air Canada
  • 22/7-24/7
  • 2 total stops
  • 10h 42m total
  • Toronto to Boston
Search Deals
Air Canada
  • Air Canada
  • 22/7
  • 1 total stop
  • 6h 41m total
  • Toronto to Boston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
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Price to beat on a round-trip flight from Toronto (YTO) to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Toronto (YTO) to Boston Logan Intl.
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Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 26 June 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

Cheapest return flight
Fastest return journey

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Fri 24/7

18:05-19:44

Nonstop1h 39m

Boston Logan Intl

Tue 28/7

07:10-08:59

Nonstop1h 49m

£157

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Sat 11/7

15:05-16:44

Nonstop1h 39m

Boston Logan Intl

Thu 23/7

07:10-08:59

Nonstop1h 49m

£175

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sun 26/7

07:25-09:05

Nonstop1h 40m

Boston Logan Intl

Tue 28/7

15:35-22:04

1 stop6h 29m

£179

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 24/7

15:40-20:55

1 stop5h 15m

Boston Logan Intl

Wed 29/7

15:35-22:04

1 stop6h 29m

£181

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Sat 25/7

15:40-20:55

1 stop5h 15m

Boston Logan Intl

Wed 29/7

15:35-22:04

1 stop6h 29m

£181

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 25/9

16:55-18:35

Nonstop1h 40m

Boston Logan Intl

Tue 29/9

10:05-12:00

Nonstop1h 55m

£182

TorontoBoston

YYZ - BOS

YYZBOS

Toronto Pearson Intl

Fri 25/9

18:59-23:17

1 stop4h 18m

Boston Logan Intl

Sun 27/9

06:05-11:25

1 stop5h 20m

£189

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 19/8

18:00-19:41

Nonstop1h 41m

Boston Logan Intl

Mon 24/8

16:45-22:20

1 stop5h 35m

£189

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Wed 19/8

08:50-10:30

Nonstop1h 40m

Boston Logan Intl

Wed 19/8

16:45-22:20

1 stop5h 35m

£189

TorontoBoston

YTZ - BOS

YTZBOS

Toronto Island

Tue 21/7

15:05-16:44

Nonstop1h 39m

Boston Logan Intl

Fri 31/7

11:10-12:59

Nonstop1h 49m

£190

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 42 resultsSorted by cheapest first
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Best time to book a flight from Toronto to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Toronto with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto to Boston

What is the cheapest month to book a flight from Toronto to Boston?

Currently, February is the cheapest month in which you can book a flight from Toronto to Boston (average of £62). Flying from Toronto to Boston in May is currently the most expensive (average of £389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YTO to BOS?

Find hourly flight availability from Toronto to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 June 2026.

It’s optimal to fly from Toronto to Boston in the evening. By choosing this option you can save up to 67% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Toronto to Boston

Explore weekly flight availability from Toronto to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 26 June 2026.

The most flights from YTO to BOS are scheduled on a Monday (29 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (23 on average).

How much does it cost for a return flight from Toronto to Boston?

How often are flights from Toronto to Boston delayed?

About 25% of weekly flights between Toronto and Boston have experienced delays in the past year, with the average delay time being 117 minutes.

What is the most punctual flight time for Toronto to Boston flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Toronto to Boston flights?

Over the past year, Porter Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.

How far ahead should I book a flight from Toronto to Boston?

To ensure you get the cheapest price possible for a flight from Toronto to Boston, you should look to book at least 85 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 26 June 2026.
Check out reviews from past customers who have flown with Porter Airlines from Toronto to Boston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very Good
439 reviews
Check prices

Food

7.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.
Porter Airlines
8.0
Very Good
439 reviews
Porter Airlines
8.0
Very Good
439 reviews
Check prices

Food

7.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Justin,May 2026

YYZ - MCO

Staff very nice. Seats were uncomfortable. Complimentary snacks leave much to be desired.

Related info for your journey

Find useful and relevant information for your journey from Toronto to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Toronto?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Toronto. On average, Logan Intl has 26 inbound flights from Toronto per day from 1 airline. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Toronto to Boston?

    Airlines like Porter Airlines fly from Toronto to Boston in about 1h 39m. The time it takes to get you to your destination is usually consistent. Toronto and Boston are separated by a distance of 432 mi. Most flights are nonstop.

  • What is the cheapest airline to fly from Toronto to Boston round-trip?

    Our cheapest airline available from Toronto to Boston is Air Canada. Our recent data shows that you can find tickets from as low as £132 on this airline. Air Canada is currently priced 36% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Toronto to Boston?

    The top 3 most reliable airlines when flying from Toronto to Boston are Air Canada (75%), Jazz (74%) and American Airlines (70%).

  • What are the cheapest flights from Toronto to Boston?

    Looking at all options, your cheapest flight can be booked for £121. While the most popular route (Toronto Pearson Intl - Boston Logan Intl) can be booked for £162 on average, our data indicates £677 when flying from Toronto to Boston.

  • Can I find deals for flights from Toronto to Boston that include hotel bookings?

    Yes. In addition to deals on Toronto to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Toronto to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to Boston.

  • Can I find deals for business class flights from Toronto to Boston?

    Yes. Cheapflights offers flight deals from Toronto to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto to Boston?

    Currently, February is the cheapest month in which you can book a flight from Toronto to Boston (average of £62). Flying from Toronto to Boston in May is currently the most expensive (average of £389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
North Truro
Waltham
Warwick
Cambridge
Peabody
Wellfleet
Revere
Somerville
Quincy
Chelmsford

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Alternative routes for Toronto to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Boston flights
Pierre Elliott Trudeau Intl to Boston flights

Top airline flying from Toronto to Boston

Discover the top airline that operate flights from Toronto to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 26 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£132Average£176FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Toronto to Boston?

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Why should you use Cheapflights to find cheap flight tickets from Toronto to Boston?

Millions of users choose and trust Cheapflights to book the best flight deals from Toronto to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Toronto to Boston with no change fees?

Need flexible booking options for your flight to Boston from Toronto? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Toronto to Boston become cheaper?

Yes! Start tracking prices for Toronto to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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