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Cheap flights from Toronto to Boston from £129

YTO — BOS
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto to Boston Logan Intl are usually found in July or December, booked 72 days in advance, depart on a Sunday or Thursday 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

Thu 3/1207:00 -
2 stops9h 46m
Mon 7/1219:50 -
Nonstop1h 55m
Deal found 13/11£184
Thu 26/1120:00 -
Nonstop1h 35m
Sun 29/1108:00 -
Nonstop1h 54m
Deal found 10/11£201
Thu 26/1110:00 -
1 stop4h 53m
Sun 29/1105:45 -
Nonstop2h 05m
Deal found 10/11£212
Tue 1/1218:00 -
1 stop4h 58m
Thu 3/1219:00 -
1 stop4h 41m
Deal found 9/11£216
Wed 25/1110:53 -
1 stop8h 27m
Tue 1/1205:45 -
Nonstop2h 06m
Deal found 9/11£217
Fri 4/1220:55 -
Nonstop1h 42m
Sun 6/1205:45 -
Nonstop2h 06m
Deal found 12/11£218
Sat 26/1210:10 -
2 stops8h 52m
Sat 2/105:40 -
Nonstop2h 06m
Deal found 11/11£219
Wed 25/1114:57 -
1 stop7h 02m
Thu 26/1105:45 -
Nonstop2h 05m
Deal found 10/11£222
Thu 3/1220:55 -
Nonstop1h 42m
Mon 7/1215:30 -
1 stop6h 05m
Deal found 13/11£223
Sun 6/1210:35 -
1 stop6h 11m
Thu 10/1208:00 -
Nonstop1h 55m
Deal found 11/11£224
Thu 24/1210:35 -
1 stop6h 11m
Sat 2/113:15 -
1 stop5h 14m
Deal found 12/11£225
Fri 27/1110:30 -
1 stop6h 57m
Sun 29/1105:45 -
Nonstop2h 05m
Deal found 13/11£225

Find flight deals from Toronto to Boston

Round-trip from

£184

One-way from

£129

Popular in

April

Cheapest in

July

Average price

£198

Good round-trip deal

£932 or less

Good one-way deal

£272 or less
Porter Airlines
  • Porter Airlines
  • 3/12-7/12
  • 2 total stops
  • 11h 41m total
  • Toronto to Boston
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Porter Airlines
  • Porter Airlines
  • 8/2-31/12
  • 1 total stop
  • 4h 32m total
  • Toronto to Boston
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£16 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Toronto (YTO) to Boston Logan Intl.
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Price to beat on a one-way flight from Toronto (YTO) to Boston Logan Intl.
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Cheapflights Fare Finder

 
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

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Wed 16/12

07:20-09:10

Nonstop1h 50m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£138

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Sun 14/3

07:30-12:02

1 stop4h 32m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£139

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Thu 11/3

06:15-12:21

1 stop6h 06m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£139

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Sun 7/3

07:59-12:21

1 stop4h 22m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£139

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Fri 18/12

07:45-13:21

1 stop5h 36m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£139

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Thu 31/12

06:45-14:59

1 stop8h 14m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£140

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Fri 27/11

06:45-12:45

1 stop6h 00m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£140

TorontoBoston

YYZ Toronto Pearson Intl - BOS Boston Logan Intl

YYZBOS

Toronto Pearson Intl

Tue 24/11

10:30-17:27

1 stop6h 57m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£140

TorontoBoston

YTZ Toronto Island - BOS Boston Logan Intl

YTZBOS

Toronto Island

Wed 23/12

10:35-16:46

1 stop6h 11m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£141

TorontoBoston

YTZ Toronto Island - BOS Boston Logan Intl

YTZBOS

Toronto Island

Wed 16/12

12:15-16:46

1 stop4h 31m

Boston Logan Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

£141

Flights are sorted by cheapest return flights first.

Deals found on 10/11

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

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, September is the cheapest month in which you can book a flight from Toronto to Boston (average of £199). Flying from Toronto to Boston in January is currently the most expensive (average of £262). 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?

It’s optimal to fly from Toronto to Boston in the evening. By choosing this option you can save up to 71% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Toronto to Boston

The most flights from YTO to BOS are scheduled on a Monday (25 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (21 on average).

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

Airfare is typical for this route at the moment.
Toronto to Boston flights typically cost between £172 and £231 in December.
The cheapest return price found within the last 5 days was £184 on Porter Airlines (3 Dec–7 Dec).

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 119 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?

Tuesday 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 22% 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

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
469 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

6.9

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sept 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very Good
469 reviews
Porter Airlines
8.0
Very Good
469 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

6.9

Food

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

D,Sept 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • 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 23 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 and Air Transat fly from Toronto to Boston in about 1h 50m. The time it takes to get you to your destination can typically vary by up to 5h 56m. Toronto and Boston are separated by a distance of 444 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 £99 on this airline. Air Canada is currently priced 52% 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 Jazz (83%), Air Canada (68%) and United Airlines (59%).

  • What are the cheapest flights from Toronto to Boston?

    Looking at all options, your cheapest flight can be booked for £154. While the most popular route (Toronto Pearson Intl - Boston Logan Intl) can be booked for £236 on average, our data indicates £617 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, September is the cheapest month in which you can book a flight from Toronto to Boston (average of £199). Flying from Toronto to Boston in January is currently the most expensive (average of £262). 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
Warwick
Waltham
Cambridge
Wellfleet
Peabody
Revere
Somerville
Chelmsford
Quincy
Raynham

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Toronto to Boston

Pierre Elliott Trudeau Intl to Boston flights
Pearson Intl to Boston flights

Top airline flying from Toronto to Boston

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£99Average£164FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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.

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