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Cheap flights from Boston to Toronto Island Airport from C$ 140

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YTZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Boston Logan Intl to Toronto Island are usually found in July or June, booked 87 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Boston to Toronto Island

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Toronto Island (YTZ). 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 11 September 2025.

Round-trip from

C$ 294

One-way from

C$ 140

Popular in

November

Cheapest in

July

Average price

C$ 394

Good round-trip deal

C$ 337 or less

Good one-way deal

C$ 217 or less
Porter Airlines
  • Porter Airlines
  • 9/10-15/10
  • Nonstop
  • 3h 30m total
  • Boston to Toronto
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Porter Airlines
  • Porter Airlines
  • 3/10
  • Nonstop
  • 1h 49m total
  • Boston to Toronto
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 123 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Toronto Island.
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Price to beat on a one-way flight from Boston Logan Intl to Toronto Island.
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Find flight deals from Boston to Toronto Island

Cheapest flights from Boston to Toronto Island
Explore the most affordable flight options available from Boston to Toronto Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Thu 9/108:45 a.m.BOS - YTZ
Nonstop1h 49mPorter Airlines
Wed 15/103:10 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Deal found 9/9C$ 294
Thu 2/108:45 a.m.BOS - YTZ
Nonstop1h 49mPorter Airlines
Sun 5/1012:00 p.m.YTZ - BOS
1 stop5h 58mPorter Airlines
Deal found 10/9C$ 295
Sat 4/1010:20 a.m.BOS - YTZ
1 stop4h 25mAir Canada
Thu 16/1010:25 a.m.YTZ - BOS
1 stop4h 05mAir Canada
Deal found 11/9C$ 297
Wed 5/117:05 a.m.BOS - YTZ
Nonstop1h 59mPorter Airlines
Sun 9/1111:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/9C$ 298
Wed 8/103:30 p.m.BOS - YTZ
1 stop3h 33mPorter Airlines
Wed 15/108:20 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Deal found 9/9C$ 299
Sun 5/109:20 a.m.BOS - YTZ
Nonstop1h 49mPorter Airlines
Thu 16/108:20 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Deal found 11/9C$ 301
Thu 2/108:45 a.m.BOS - YTZ
Nonstop1h 49mPorter Airlines
Mon 6/101:00 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Deal found 11/9C$ 302
Sat 25/106:45 p.m.BOS - YTZ
Nonstop1h 49mPorter Airlines
Tue 28/1011:05 a.m.YTZ - BOS
Nonstop1h 35mPorter Airlines
Deal found 10/9C$ 303
Sat 11/107:15 a.m.BOS - YTZ
Nonstop1h 49mPorter Airlines
Sat 11/105:55 p.m.YTZ - BOS
Nonstop1h 41mPorter Airlines
Deal found 9/9C$ 305
Thu 2/106:00 a.m.BOS - YTZ
1 stop5h 45mAir Canada
Mon 6/105:25 p.m.YTZ - BOS
1 stop4h 00mAir Canada
Deal found 11/9C$ 309

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Toronto Island 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 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Boston to Toronto Island Airport that are best for you.

Fly from

Boston

Fly to

Toronto Island

Route

Depart

Return

Price

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 22/10

10:10 a.m.-11:59 a.m.

Nonstop1h 49m

Toronto Island

Sun 26/10

8:00 a.m.-9:35 a.m.

Nonstop1h 35m

C$ 298

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 9/11

7:05 a.m.-9:04 a.m.

Nonstop1h 59m

Toronto Island

Wed 12/11

11:05 a.m.-12:40 p.m.

Nonstop1h 35m

C$ 298

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 23/10

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

Nonstop1h 49m

Toronto Island

Sat 25/10

5:55 p.m.-7:36 p.m.

Nonstop1h 41m

C$ 298

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 23/9

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

Nonstop1h 49m

Toronto Island

Tue 30/9

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

Nonstop1h 41m

C$ 298

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 3/10

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

Nonstop1h 49m

Toronto Island

Mon 6/10

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

Nonstop1h 41m

C$ 324

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 6/12

5:30 a.m.-9:55 a.m.

1 stop4h 25m

Toronto Island

Sat 6/12

5:30 p.m.-9:27 p.m.

1 stop3h 57m

C$ 338

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 7/11

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

Nonstop1h 59m

Toronto Island

Mon 10/11

11:05 a.m.-12:40 p.m.

Nonstop1h 35m

C$ 338

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 7/11

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

Nonstop1h 59m

Toronto Island

Tue 11/11

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

1 stop4h 05m

C$ 342

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 25/10

6:45 p.m.-8:34 p.m.

Nonstop1h 49m

Toronto Island

Sat 1/11

1:10 p.m.-2:45 p.m.

Nonstop1h 35m

C$ 360

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 4/10

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

Nonstop1h 49m

Toronto Island

Mon 6/10

8:20 p.m.-10:01 p.m.

Nonstop1h 41m

C$ 360

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 22 results
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Best time to book a flight from Boston to Toronto Island

Have a flexible travel schedule? Discover the best time to fly to Toronto Island from Boston with our price prediction graph.
Estimated round-trip 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 Boston to Toronto Island Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Toronto Island. Price data was last updated on 29 August 2025.

The best time to book flights from Boston to Toronto Island Airport is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Boston to Toronto Island Airport (average of C$ 216). Flying from Boston to Toronto Island Airport in November is currently the most expensive (average of C$ 297). 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 BOS to YTZ?

Find hourly flight availability from Boston to Toronto Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Toronto Island Airport in the evening. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Toronto Island

Get insights into the airlines that provide service to Toronto Island. 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 Toronto Island. Reviews last updated 11 September 2025.
Check out reviews from past customers who have flown with Porter Airlines from Boston to Toronto Island Airport 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
7.9
Good
363 reviews
Check prices

Food

7.6

Boarding

8.1

Overall

7.9

Entertainment

7.0

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Food

7.6

Boarding

8.1

Overall

7.9

Entertainment

7.0

Crew

8.6

Comfort

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Boston to Toronto Island. 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 from for flights from Boston to Toronto Island?

    Boston Logan Intl (BOS), located 4.2 km from the city centre, is the airport you fly out of when you book flights from Boston to Toronto Island. 1 airline have flights from Logan Intl to Toronto Island on a regular basis. Booking flights from Boston Logan Intl to Toronto Island should not be difficult; the airport handles an average of 6 outbound flights to Toronto Island per day.

  • How long is the flight from Boston to Toronto Island Airport?

    Airlines like Porter Airlines fly from Boston to Toronto Island Airport in about 1h 49m. The time it takes to get you to your destination is usually consistent. The distance between Boston and Toronto Island Airport is about 695 km. Most flights are nonstop.

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

    Porter Airlines, at C$ 310, was found to be the cheapest airline from Boston to Toronto Island Airport.. You may be able to fly from Boston to Toronto Island Airport for 30% less than the average price by searching for this airline.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Toronto Island Airport on time: Porter Airlines (74%), Air Transat (74%), Porter Airlines (74%).

  • What are the cheapest flights from Boston to Toronto Island Airport?

    Looking at all options, your cheapest flight can be booked for C$ 149. While the most popular route (Boston Logan Intl - Toronto Island) can be booked for C$ 256 on average, our data indicates C$ 490 when flying from Boston to Toronto Island Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Toronto Island 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 Boston to Toronto Island Airport?

    Currently, August is the cheapest month in which you can book a flight from Boston to Toronto Island Airport (average of C$ 216). Flying from Boston to Toronto Island Airport in November is currently the most expensive (average of C$ 297). 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

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Alternative routes for Boston to Toronto Island

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Pearson Intl flights
Hartford to Pearson Intl flights
Albany to Pearson Intl flights
Boston to Hamilton flights

Top airline flying from Boston to Toronto Island

Discover the top airline that operate flights from Boston to Toronto Island. 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 310AverageC$ 407FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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

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

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

Yes! Cheapflights helps users easily find flights from Boston to Toronto Island with no change fees.

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Yes! Start tracking prices for Boston to Toronto Island 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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