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Cheap flights from Boston to Toronto Island Airport from C$ 158

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YTZ
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Boston Logan Intl to Toronto Island are usually found in July or December, booked 83 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap flight deals from Boston to Toronto Island

Enter your travel dates to find the best prices.

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 21 January 2026.

Tue 17/26:55 p.m.
BOS
-
YTZ
Nonstop1h 57m
Porter Airlines
Tue 24/21:10 p.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 18/1C$ 326
Fri 27/311:50 a.m.
BOS
-
YTZ
Nonstop1h 59m
Porter Airlines
Mon 30/39:30 a.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 18/1C$ 336
Mon 30/311:50 a.m.
BOS
-
YTZ
Nonstop1h 59m
Porter Airlines
Tue 7/42:10 p.m.
YTZ
-
BOS
1 stop4h 00m
Porter Airlines
Deal found 18/1C$ 346
Wed 6/53:30 p.m.
BOS
-
YTZ
1 stop4h 12m
Porter Airlines
Sat 9/59:50 a.m.
YTZ
-
BOS
Nonstop1h 41m
Porter Airlines
Deal found 18/1C$ 353
Sat 28/211:50 a.m.
BOS
-
YTZ
Nonstop1h 57m
Porter Airlines
Thu 5/312:00 p.m.
YTZ
-
BOS
1 stop6h 10m
Porter Airlines
Deal found 19/1C$ 358
Fri 24/47:05 a.m.
BOS
-
YTZ
Nonstop1h 59m
Porter Airlines
Sun 26/42:05 p.m.
YTZ
-
BOS
1 stop4h 05m
Porter Airlines
Deal found 18/1C$ 362
Fri 6/23:30 p.m.
BOS
-
YTZ
1 stop4h 24m
Porter Airlines
Mon 9/21:10 p.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 18/1C$ 365

Find 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 21 January 2026.

Round-trip from

C$ 326

One-way from

C$ 158

Popular in

October

Cheapest in

July

Average price

C$ 413

Good round-trip deal

C$ 333 or less

Good one-way deal

C$ 179 or less
Porter Airlines
  • Porter Airlines
  • 17/2-24/2
  • Nonstop
  • 3h 32m total
  • Boston to Toronto
Search Deals
Porter Airlines
  • Porter Airlines
  • 17/3
  • 1 total stop
  • 4h 33m total
  • Boston to Toronto
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Toronto Island.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Toronto Island.
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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 21 January 2026.
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

Fri 27/3

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

1 stop4h 33m

Toronto Island

Tue 31/3

2:10 p.m.-6:07 p.m.

1 stop3h 57m

C$ 383

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 31/3

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

1 stop4h 33m

Toronto Island

Fri 3/4

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

Nonstop1h 35m

C$ 386

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Mon 2/3

9:00 a.m.-10:59 a.m.

Nonstop1h 59m

Toronto Island

Tue 3/3

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

Nonstop1h 35m

C$ 411

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 27/3

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

Nonstop1h 52m

Toronto Island

Mon 30/3

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

1 stop4h 05m

C$ 426

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 1/4

3:30 p.m.-10:03 p.m.

1 stop6h 33m

Toronto Island

Tue 7/4

7:45 a.m.-6:10 p.m.

2 stops10h 25m

C$ 433

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 13/2

7:05 a.m.-9:02 a.m.

Nonstop1h 57m

Toronto Island

Mon 16/2

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

Nonstop1h 35m

C$ 463

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Mon 16/3

3:30 p.m.-10:03 p.m.

1 stop6h 33m

Toronto Island

Sun 29/3

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

Nonstop1h 35m

C$ 471

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 18/3

10:20 a.m.-12:19 p.m.

Nonstop1h 59m

Toronto Island

Tue 31/3

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

1 stop4h 00m

C$ 471

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Mon 16/3

3:30 p.m.-10:03 p.m.

1 stop6h 33m

Toronto Island

Mon 30/3

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

Nonstop1h 35m

C$ 471

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 17/3

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

1 stop4h 33m

C$ 158

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/1

Showing 1-10 of 18 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 16 January 2026.

The best time to book flights from Boston to Toronto Island Airport is 81 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, March is the cheapest month in which you can book a flight from Boston to Toronto Island Airport (average of C$ 162). Flying from Boston to Toronto Island Airport in January is currently the most expensive (average of C$ 333). 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 21 January 2026.

A simple way to save on the total cost of your ticket is to fly from Boston to Toronto Island Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Boston to Toronto Island Airport?

Use this chart to determine the cheapest time to fly round-trip from Boston to Toronto Island. Price data was last updated on 17 January 2026.

Travelers seeking maximum savings on their Boston to Toronto Island Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 21 January 2026.
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
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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 4 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 4h 33m. The time it takes to get you to your destination can typically vary by up to . The distance between Boston and Toronto Island Airport is about 695 km.

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

    Porter Airlines, at C$ 304, 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 25% 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 (70%), Porter Airlines (70%), Air Transat (70%).

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

    Looking at all options, your cheapest flight can be booked for C$ 164. While the most popular route (Boston Logan Intl - Toronto Island) can be booked for C$ 336 on average, our data indicates C$ 324 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, March is the cheapest month in which you can book a flight from Boston to Toronto Island Airport (average of C$ 162). Flying from Boston to Toronto Island Airport in January is currently the most expensive (average of C$ 333). 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
Boston to Hamilton flights
Hartford to Pearson Intl flights
Albany to Pearson Intl 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 304AverageC$ 439FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Boston to Toronto Island via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Boston to Toronto Island for you. Better yet — we are completely free to use.

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.

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

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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