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Cheap flights from Boston to Toronto Island Airport from C$ 138

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 31/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YTZ
9 Apr — 16 Apr1
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 June, booked 75 days in advance, depart on a Tuesday or Wednesday 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 10 March 2026.

Wed 3/67:10 a.m.
BOS
-
YTZ
Nonstop1h 47m
Porter Airlines
Fri 5/64:00 p.m.
YTZ
-
BOS
1 stop4h 55m
Porter Airlines
Deal found 5/3C$ 303
Fri 3/47:00 a.m.
BOS
-
YTZ
Nonstop1h 54m
Porter Airlines
Mon 6/47:35 p.m.
YTZ
-
BOS
Nonstop1h 35m
Porter Airlines
Deal found 5/3C$ 307
Wed 1/43:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Porter Airlines
Wed 8/42:05 p.m.
YTZ
-
BOS
1 stop4h 07m
Porter Airlines
Deal found 5/3C$ 308
Tue 14/43:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Porter Airlines
Tue 28/42:05 p.m.
YTZ
-
BOS
1 stop4h 07m
Porter Airlines
Deal found 6/3C$ 309
Fri 16/103:25 p.m.
BOS
-
YTZ
1 stop3h 33m
Porter Airlines
Mon 19/108:50 a.m.
YTZ
-
BOS
Nonstop1h 41m
Porter Airlines
Deal found 5/3C$ 315
Wed 29/410:20 a.m.
BOS
-
YTZ
Nonstop1h 54m
Porter Airlines
Thu 30/412:00 p.m.
YTZ
-
BOS
1 stop6h 12m
Porter Airlines
Deal found 5/3C$ 318
Thu 2/43:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Multiple Airlines
Sun 5/45:30 p.m.
YTZ
-
BOS
1 stop3h 57m
Multiple Airlines
Deal found 9/3C$ 319
Tue 24/36:55 p.m.
BOS
-
YTZ
Nonstop1h 52m
Porter Airlines
Fri 27/312:00 p.m.
YTZ
-
BOS
1 stop6h 07m
Porter Airlines
Deal found 5/3C$ 320
Tue 31/33:30 p.m.
BOS
-
YTZ
1 stop4h 33m
Porter Airlines
Tue 7/42:05 p.m.
YTZ
-
BOS
1 stop4h 07m
Porter Airlines
Deal found 6/3C$ 322
Sun 26/47:00 a.m.
BOS
-
YTZ
Nonstop1h 54m
Porter Airlines
Thu 30/412:00 p.m.
YTZ
-
BOS
1 stop6h 12m
Porter Airlines
Deal found 5/3C$ 323

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 10 March 2026.

Round-trip from

C$ 303

One-way from

C$ 138

Popular in

January

Cheapest in

July

Average price

C$ 437

Good round-trip deal

C$ 362 or less

Good one-way deal

C$ 242 or less
Porter Airlines
  • Porter Airlines
  • 3/6-5/6
  • 1 total stop
  • 6h 42m total
  • Boston to Toronto
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Air Canada
  • Air Canada
  • 31/7
  • Nonstop
  • 1h 54m total
  • Boston to Toronto
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (C$ 1 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 March 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 10 March 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

Wed 1/4

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

1 stop4h 33m

Toronto Island

Wed 8/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

C$ 415

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 4/6

3:25 p.m.-6:58 p.m.

1 stop3h 33m

Toronto Island

Sun 7/6

8:50 a.m.-10:31 a.m.

Nonstop1h 41m

C$ 417
Quickest round-trip

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Mon 6/4

7:00 a.m.-8:54 a.m.

Nonstop1h 54m

Toronto Island

Thu 9/4

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

Nonstop1h 35m

C$ 425

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 5/4

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

1 stop4h 33m

Toronto Island

Wed 8/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

C$ 430

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 2/4

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

1 stop4h 33m

Toronto Island

Sat 4/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

C$ 445

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 1/4

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

1 stop4h 33m

Toronto Island

Sat 4/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

C$ 453

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 19/7

3:25 p.m.-9:48 p.m.

1 stop6h 23m

Toronto Island

Wed 22/7

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

2 stops8h 00m

C$ 475

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 6/5

3:25 p.m.-9:48 p.m.

1 stop6h 23m

Toronto Island

Sun 10/5

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

2 stops7h 00m

C$ 486

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sun 5/4

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

1 stop4h 33m

Toronto Island

Fri 10/4

7:35 a.m.-6:12 p.m.

2 stops10h 37m

C$ 488

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 8/5

3:25 p.m.-9:48 p.m.

1 stop6h 23m

Toronto Island

Sun 10/5

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

2 stops7h 00m

C$ 488

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
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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 6 March 2026.

The best time to book flights from Boston to Toronto Island Airport is 75 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$ 190). Flying from Boston to Toronto Island Airport in January is currently the most expensive (average of C$ 326). 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 10 March 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 19% 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 21 February 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.

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 10 March 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
423 reviews
Check prices

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Entertainment

7.0

Overall

8.0

Comfort

8.0

Food

7.6

Crew

8.6

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 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$ 266, 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 34% 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 (71%), Porter Airlines (71%), Air Transat (71%).

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

    Looking at all options, your cheapest flight can be booked for C$ 161. While the most popular route (Boston Logan Intl - Toronto Island) can be booked for C$ 292 on average, our data indicates C$ 380 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$ 190). Flying from Boston to Toronto Island Airport in January is currently the most expensive (average of C$ 326). 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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 266AverageC$ 391FlexibilityNo 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?

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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