HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Quebec

$386+ Cheap flights from Islip (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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — YUL
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Islip to Quebec with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$386
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$305
Provider with most accurate pricing for New York (NYC)-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Montreal (YMQ) flights.
Search Deals
From Islip Long Island to Quebec
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/1. 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.
Sun 11/169:27 pmISP - YUL
2 stops51h 16mMultiple Airlines
Sun 11/234:35 pmYUL - ISP
1 stop15h 27mMultiple Airlines
Deal found 10/1$386
This United deal was found by Cheapflights users on 10/1. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/57:30 amISP - YQB
2 stops15h 11mMultiple Airlines
Tue 10/75:20 amYQB - ISP
2 stops8h 04mMultiple Airlines
Deal found 10/1$2,988

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 October 2, 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

IslipMontreal

ISP - YUL

ISPYUL

Islip Long Island

Sun 11/16

9:27 pm-12:43 am

2 stops51h 16m

Montreal Pierre Elliott Trudeau Intl

Sun 11/23

4:35 pm-8:02 am

1 stop15h 27m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/1

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 to Quebec?

Currently, January is the cheapest month in which you can book a flight from Islip to Quebec (average of $270). Flying from Islip to Quebec in July is currently the most expensive (average of $409). 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 to Quebec?

    The most popular flight routes from Islip 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 to Quebec?

    Currently, January is the cheapest month in which you can book a flight from Islip to Quebec (average of $270). Flying from Islip to Quebec in July is currently the most expensive (average of $409). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Islip to Quebec

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Pearson Intl flights
Newark to Pearson Intl flights
Newark to Toronto Island flights
John F Kennedy Intl to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Vancouver Intl flights
Newark to Vancouver Intl flights
Newark to Québec City flights
John F Kennedy Intl to Calgary flights
Newark to Calgary flights
LaGuardia to Vancouver Intl flights
John F Kennedy Intl to Québec City flights
John F Kennedy Intl to Toronto Island flights
LaGuardia to Québec City flights
LaGuardia to Calgary flights
Newark to Halifax flights
John F Kennedy Intl to Abbotsford flights
Newark to Ottawa flights
LaGuardia to Toronto Island flights
LaGuardia to Halifax flights
John F Kennedy Intl to Halifax flights
LaGuardia to Ottawa flights
Buffalo to Vancouver Intl flights
John F Kennedy Intl to Ottawa flights
Newark to Abbotsford flights
John F Kennedy Intl to Edmonton flights
LaGuardia to Abbotsford flights
White Plains to Pearson Intl flights
Newark to Edmonton flights
John F Kennedy Intl to Hamilton flights
John F Kennedy Intl to Kelowna flights
Newark to Kelowna flights
LaGuardia to Kelowna flights
LaGuardia to Edmonton flights
Newark to Hamilton flights
John F Kennedy Intl to Winnipeg flights
Rochester to Pierre Elliott Trudeau Intl flights
White Plains to Pierre Elliott Trudeau Intl flights
Newark to Yellowknife flights
Stewart to Pearson Intl flights
John F Kennedy Intl to Regina flights
Newark to Saskatoon flights
Newark to St. John's flights
LaGuardia to Winnipeg flights
LaGuardia to St. John's flights
John F Kennedy Intl to St. John's flights
LaGuardia to Hamilton flights
John F Kennedy Intl to Yellowknife flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.