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$329+ Cheap flights from Islip, NY (ISP) to Quebec

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — YUL
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Find flight deals from Islip to Quebec

Best flights from Islip to Quebec
Discover carefully curated flight deals from Islip to Quebec that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/25. 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 1/107:56 pmISP - YOW
1 stop28h 02mMultiple Airlines
Sat 1/179:40 amYOW - ISP
1 stop8h 12mMultiple Airlines
Deal found 11/25$329
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 1/97:20 pmISP - YUL
2 stops38h 45mMultiple Airlines
Fri 1/164:35 pmYUL - ISP
1 stop30h 11mMultiple Airlines
Deal found 11/24$500
This Kiwi.com deal was found by Cheapflights users on 11/24. 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 1/99:59 amISP - YOW
1 stop7h 04mMultiple Airlines
Sun 1/119:30 amYOW - ISP
1 stop10h 15mMultiple Airlines
Deal found 11/24$624

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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$329
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$348
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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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 26, 2025.
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

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Sat 1/10

7:56 pm-11:58 pm

1 stop28h 02m

Ottawa

Sat 1/17

9:40 am-5:52 pm

1 stop8h 12m

$329

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Fri 1/9

7:20 pm-10:05 am

2 stops38h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 1/16

4:35 pm-10:46 pm

1 stop30h 11m

$500

IslipOttawa

ISP - YOW

ISPYOW

Islip Long Island

Fri 1/9

9:59 am-5:03 pm

1 stop7h 04m

Ottawa

Sun 1/11

9:30 am-7:45 pm

1 stop10h 15m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

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, February is the cheapest month in which you can book a flight from Islip, New York to Quebec (average of $91). 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 - Québec City and Islip Long Island - Ottawa.

  • 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, February is the cheapest month in which you can book a flight from Islip, New York to Quebec (average of $91). 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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