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Pearson Intl

$354+ Cheap flights from Islip, NY (ISP) to Pearson Intl (YYZ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — YYZ
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheap flight deals from Islip to Pearson Intl

Cheapest flights from Islip to Pearson Intl
Explore the most affordable flight options available from Islip to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:40 pmISP - YYZ
1 stop30h 40mMultiple Airlines
Sun 12/2811:15 amYYZ - ISP
2 stops32h 25mMultiple Airlines
Deal found 12/7$630

Find flight deals from Islip to Pearson Intl

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Pearson Intl (YYZ). 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 December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$354
(Kiwi.com)

Popular in

November

Cheapest in

May

Average price

$328
Provider with most accurate pricing for Islip Long Island-Toronto Pearson Intl flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-Toronto Pearson Intl flights.
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From Islip Long Island to Toronto Pearson Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Pearson Intl 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 2,558,603 searches. Data last updated December 8, 2025.
Use the filters below to find and compare flights from Islip to Toronto Pearson Intl Airport that are best for you.

Fly from

Islip

Fly to

Pearson Intl

Route

Depart

Return

Price

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Wed 1/21

7:35 pm-11:54 pm

1 stop28h 19m

Toronto Pearson Intl

Wed 1/28

2:15 pm-11:15 am

2 stops21h 00m

$354

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Sat 1/3

9:59 am-8:11 pm

2 stops10h 12m

Toronto Pearson Intl

Sat 1/10

5:15 pm-7:45 pm

1 stop26h 30m

$582

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Wed 12/24

4:40 pm-11:20 pm

1 stop30h 40m

Toronto Pearson Intl

Sun 12/28

11:15 am-7:40 pm

2 stops32h 25m

$630

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Compare providers for flights from Islip to Pearson Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Pearson Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Islip, New York-Toronto Pearson Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-Toronto Pearson Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Islip, New York-Toronto Pearson Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Toronto Pearson Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Toronto Pearson Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Pearson Intl

Have a flexible travel schedule? Discover the best time to fly to Pearson Intl from Islip 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 Islip to Toronto Pearson Intl Airport

What is the cheapest month to book a flight from Islip, New York to Toronto Pearson Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Islip, New York to Toronto Pearson Intl Airport (average of $83). Flying from Islip, New York to Toronto Pearson Intl Airport in December is currently the most expensive (average of $142). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Pearson Intl. 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 Islip to Toronto Pearson Intl?

    For a flight from Islip to Toronto Pearson Intl, you will be flying from Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 outbound flights to Toronto Pearson Intl per day. 0 airlines have flights to Toronto Pearson Intl from Islip Long Island on a regular basis.

  • Can I find deals for flights from Islip to Pearson Intl that include hotel bookings?

    Yes. In addition to deals on Islip to Pearson Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Pearson Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Pearson Intl.

  • Can I find deals for business class flights from Islip to Pearson Intl?

    Yes. Cheapflights offers flight deals from Islip to Pearson Intl 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 Islip, New York to Toronto Pearson Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Islip, New York to Toronto Pearson Intl Airport (average of $83). Flying from Islip, New York to Toronto Pearson Intl Airport in December is currently the most expensive (average of $142). 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

Traveling to a place near Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
Brampton
Kitchener
Markham
Collingwood
Oakville
Brantford
Pickering
Lindsay
Peterborough
Barrie
Cambridge
Milton
Oshawa
Burlington
Owen Sound
Ajax
Orillia
Vaughan
Richmond Hill
Gravenhurst

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