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Cheap flights from Boston to Toronto Island Airport from C$ 155

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 25/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YTZ
11 Jul — 18 Jul1
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 53 days in advance, depart on a Monday or Saturday 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 11 June 2026.

Thu 23/77:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Mon 27/73:05 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 8/6C$ 275
Thu 9/78:25 p.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Sun 12/78:50 a.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 8/6C$ 276
Wed 1/711:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Fri 10/73:05 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 7/6C$ 277
Wed 22/711:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Wed 29/76:00 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 6/6C$ 279
Tue 7/77:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Tue 14/71:15 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 7/6C$ 280
Tue 7/77:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Fri 10/76:05 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 7/6C$ 282
Thu 30/78:25 p.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Mon 3/88:50 a.m.
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Deal found 8/6C$ 283
Thu 16/78:25 p.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Sun 19/78:50 a.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 6/6C$ 284
Wed 29/77:10 a.m.
BOS
-
YTZ
Nonstop1h 49m
Porter Airlines
Wed 5/88:50 a.m.
YTZ
-
BOS
Nonstop1h 40m
Porter Airlines
Deal found 7/6C$ 286
Mon 29/67:10 a.m.
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Wed 1/76:05 p.m.
YTZ
-
BOS
Nonstop1h 39m
Porter Airlines
Deal found 7/6C$ 287
Sun 2/811:10 a.m.
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Wed 5/83:05 p.m.
YTZ
-
BOS
Nonstop1h 41m
Porter Airlines
Deal found 9/6C$ 289

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 11 June 2026.

Round-trip from

C$ 275

One-way from

C$ 155

Popular in

May

Cheapest in

July

Average price

C$ 496

Good round-trip deal

C$ 387 or less

Good one-way deal

C$ 156 or less
Porter Airlines
  • Porter Airlines
  • 23/7-27/7
  • Nonstop
  • 3h 28m total
  • Boston to Toronto
Search Deals
Porter Airlines
  • Porter Airlines
  • 25/6
  • Nonstop
  • 1h 47m total
  • Boston to Toronto
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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.
Search Deals

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 June 2026.
Use the filters below to find and compare flights from Boston to Toronto Island Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 21/7

4:45 p.m.-10:18 p.m.

1 stop5h 33m

Toronto Island

Thu 23/7

3:05 p.m.-4:44 p.m.

Nonstop1h 39m

C$ 354

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 23/8

4:45 p.m.-10:20 p.m.

1 stop5h 35m

Toronto Island

Sun 30/8

6:00 p.m.-7:41 p.m.

Nonstop1h 41m

C$ 368

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 31/7

4:45 p.m.-10:18 p.m.

1 stop5h 33m

Toronto Island

Wed 5/8

8:50 a.m.-10:30 a.m.

Nonstop1h 40m

C$ 368

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Tue 30/6

7:19 a.m.-4:41 p.m.

1 stop9h 22m

Toronto Island

Sat 4/7

4:30 p.m.-9:27 p.m.

1 stop4h 57m

C$ 389

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 2/8

4:45 p.m.-10:20 p.m.

1 stop5h 35m

Toronto Island

Wed 5/8

9:00 a.m.-4:00 p.m.

2 stops7h 00m

C$ 466

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 13/8

4:45 p.m.-10:20 p.m.

1 stop5h 35m

Toronto Island

Fri 14/8

9:00 a.m.-4:00 p.m.

2 stops7h 00m

C$ 466
Quickest round-trip

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 3/7

9:35 a.m.-11:29 a.m.

Nonstop1h 54m

Toronto Island

Sun 5/7

7:15 a.m.-8:52 a.m.

Nonstop1h 37m

C$ 477

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 25/6

4:45 p.m.-10:20 p.m.

1 stop5h 35m

Toronto Island

Mon 6/7

8:50 a.m.-10:29 a.m.

Nonstop1h 39m

C$ 512

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 9/8

4:45 p.m.-10:20 p.m.

1 stop5h 35m

Toronto Island

Thu 13/8

9:00 a.m.-4:00 p.m.

2 stops7h 00m

C$ 525

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 8/7

4:45 p.m.-10:18 p.m.

1 stop5h 33m

Toronto Island

Wed 15/7

8:00 a.m.-4:00 p.m.

2 stops8h 00m

C$ 525

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

The best time to book flights from Boston to Toronto Island Airport is 52 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, July is the cheapest month in which you can book a flight from Boston to Toronto Island Airport (average of C$ 374). Flying from Boston to Toronto Island Airport in May is currently the most expensive (average of C$ 549). 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 June 2026.

A simple way to save on the total cost of your ticket is to fly from Boston to Toronto Island Airport in the morning. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight in the afternoon.

How much does it cost to fly round-trip from Boston to Toronto Island Airport?

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 June 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
8.0
Very good
438 reviews
Check prices

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

6.9

Crew

8.6

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
438 reviews
Porter Airlines
8.0
Very good
438 reviews
Check prices

Food

7.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

6.9

Crew

8.6

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 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 7 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 5h 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$ 306, 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 31% 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 (78%), Porter Airlines (78%), Air Transat (78%).

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

    Looking at all options, your cheapest flight can be booked for C$ 127. While the most popular route (Boston Logan Intl - Toronto Island) can be booked for C$ 283 on average, our data indicates C$ 327 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, July is the cheapest month in which you can book a flight from Boston to Toronto Island Airport (average of C$ 374). Flying from Boston to Toronto Island Airport in May is currently the most expensive (average of C$ 549). 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 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 306AverageC$ 437FlexibilityNo 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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