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$167+ Cheap flights from Islip, NY (ISP) to Quebec

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — YUL
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Islip to Quebec

Keep the following information in mind while searching for Islip to Quebec flight deals. Data was last updated January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$523
(Kiwi.com)

One-way from

$167
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$317
Provider with most accurate pricing for New York (NYC)-Montreal (YMQ) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Montreal (YMQ) flights.
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From Islip Long Island to Quebec
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One-way flight from Islip Long Island to Quebec
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Highest demand for flights based on searches. 7% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Islip to Quebec

Cheapest flights from Islip to Quebec
Explore the most affordable flight options available from Islip to Quebec. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/13. 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 2/273:34 pm
ISP
-
YUL
2 stops33h 04m
Multiple Airlines
Fri 3/63:55 pm
YUL
-
ISP
1 stop27h 00m
Multiple Airlines
Deal found 1/13$523
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
Tue 2/109:59 am
ISP
-
YOW
1 stop6h 04m
Multiple Airlines
Tue 2/179:40 am
YOW
-
ISP
2 stops25h 30m
Multiple Airlines
Deal found 1/13$607

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Quebec 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 January 14, 2026.
Use the filters below to find and compare flights from Islip to Quebec that are best for you.

Fly from

Islip

Fly to

Quebec

Route

Depart

Return

Price

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Fri 2/27

3:34 pm-12:38 am

2 stops33h 04m

Montreal Pierre Elliott Trudeau Intl

Fri 3/6

3:55 pm-6:55 pm

1 stop27h 00m

$523

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Tue 2/10

9:59 am-4:03 pm

1 stop6h 04m

Ottawa

Tue 2/17

9:40 am-11:10 am

2 stops25h 30m

$607

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Thu 2/26

5:30 am-12:40 pm

2 stops31h 10m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Best time to book a flight from Islip to Quebec

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

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

Currently, December is the cheapest month in which you can book a flight from Islip, New York to Quebec (average of $103). Flying from Islip, New York to Quebec in August is currently the most expensive (average of $175). 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 Quebec. 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 Quebec?

    Most people fly from Islip Long Island (ISP) if they book a flight from Islip to Quebec. Islip Long Island is conveniently located just 7.2 mi from Islip’s city center.

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

    The most popular flight routes from Islip, New York to Quebec are Islip Long Island - Montreal Pierre Elliott Trudeau Intl, Islip Long Island - Ottawa and Islip Long Island - Québec City.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Islip, New York to Quebec (average of $103). Flying from Islip, New York to Quebec in August is currently the most expensive (average of $175). 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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