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$338+ Cheap flights from Islip, NY (ISP) to Canada

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — YYZ
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Islip to Canada

Cheapest flights from Islip to Canada
Explore the most affordable flight options available from Islip to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Thu 12/2512:20 pmISP - YOW
1 stop28h 53mMultiple Airlines
Wed 12/314:20 pmYOW - ISP
1 stop19h 05mMultiple Airlines
Deal found 12/11$609
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Fri 12/191:27 pmISP - YUL
1 stop11h 03mMultiple Airlines
Tue 12/235:10 pmYUL - ISP
2 stops26h 31mMultiple Airlines
Deal found 12/10$752
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Sat 12/276:00 amISP - YYZ
1 stop15h 19mMultiple Airlines
Thu 1/17:15 amYYZ - ISP
2 stops30h 30mMultiple Airlines
Deal found 12/12$849

Find flight deals from Islip to Canada

Keep the following information in mind while searching for Islip to Canada flight deals. Data was last updated December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$352
(Kiwi.com)

Popular in

November

Cheapest in

May

Average price

$328
Provider with most accurate pricing for New York (NYC)-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Toronto (YTO) flights.
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From Islip Long Island to Canada
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($47 potential increase over avg. RT price).
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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 Canada 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 12, 2025.
Use the filters below to find and compare flights from Islip to Canada that are best for you.

Fly from

Islip

Fly to

Canada

Route

Depart

Return

Price

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Sun 1/25

9:25 am-11:58 pm

1 stop14h 33m

Ottawa

Sun 2/1

7:00 am-8:05 pm

2 stops37h 05m

$338

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Fri 1/9

2:01 pm-7:35 pm

2 stops29h 34m

Toronto Pearson Intl

Fri 1/16

3:50 pm-11:59 pm

1 stop8h 09m

$352

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Sat 1/24

7:35 pm-2:54 pm

1 stop19h 19m

Toronto Pearson Intl

Sat 1/31

2:15 pm-11:15 am

2 stops21h 00m

$370

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Sun 1/25

9:25 am-2:20 pm

1 stop28h 55m

Toronto Pearson Intl

Sun 2/1

8:20 pm-1:21 pm

2 stops17h 01m

$377

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Sun 1/25

9:25 am-12:30 am

1 stop15h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 2/1

8:00 am-8:05 pm

2 stops36h 05m

$384

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Sat 1/24

11:50 am-11:58 pm

2 stops12h 08m

Ottawa

Sat 1/31

4:20 pm-8:40 am

1 stop16h 20m

$421

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Thu 12/25

12:20 pm-5:13 pm

1 stop28h 53m

Ottawa

Wed 12/31

4:20 pm-11:25 am

1 stop19h 05m

$609

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Tue 1/6

12:43 pm-2:54 pm

1 stop26h 11m

Montreal Pierre Elliott Trudeau Intl

Tue 1/13

8:55 pm-6:55 pm

2 stops22h 00m

$975

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Sun 12/21

7:40 pm-4:25 pm

2 stops20h 45m

$1,035

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Mon 12/22

7:40 pm-4:25 pm

2 stops20h 45m

$1,035

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Best time to book a flight from Islip to Canada

Have a flexible travel schedule? Discover the best time to fly to Canada 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 Canada

What is the cheapest month to book a flight from Islip, New York to Canada?

Currently, April is the cheapest month in which you can book a flight from Islip, New York to Canada (average of $73). Flying from Islip, New York to Canada in August is currently the most expensive (average of $115). 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 Canada. 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 Canada?

    If you book a flight to Canada from Islip, you will be flying from Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

  • What are the most popular routes from Islip, New York to Canada?

    Most travelers choose Islip Long Island - Toronto Pearson Intl, Islip Long Island - Montreal Pierre Elliott Trudeau Intl or Islip Long Island - Edmonton when deciding on the best route from Islip, New York to Canada.

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

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

  • How can I find direct flights from Islip to Canada?

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

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

    Yes. Cheapflights offers flight deals from Islip to Canada 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 Canada?

    Currently, April is the cheapest month in which you can book a flight from Islip, New York to Canada (average of $73). Flying from Islip, New York to Canada in August is currently the most expensive (average of $115). 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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