When did momondo last update prices for flights from Montreal to Islip Long Island Airport?

Prices for flights from Montreal to Islip Long Island Airport were last updated today.

How old do you have to be to fly from Montreal to Islip Long Island Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$246 Cheap Flights from Montreal to Islip in 2025/26

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YMQ

ISP

326 mimulti-stop

ISP

YMQ

326 mimulti-stop

Multiple Airlines

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Use the filters below to find and compare flights from Montreal to Islip, New York that are best for you.

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Route

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MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Thu 1/8

6:45 am-8:05 pm

3 stops37h 20m

$246

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Thu 1/8

8:00 am-8:05 pm

2 stops36h 05m

$271

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How to get the cheapest flight ticket from Montreal to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Islip, New York?

Air Canada, Porter Airlines and Delta are the top three most popular airlines that fly to Islip, New York from Montreal according to our data. Air Canada is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 5 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from Montreal to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Montreal to Islip, New York (YMQ to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Islip, New York

Fastest flight time	20h 34m
Direct flights	None

The fastest flight from Montreal to Islip, New York takes 20h 34m

There are no direct flights from Montreal to Islip, New York. There are no popular flight routes from Montreal to Islip, New York.

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How far is Montreal to Islip Long Island by plane?
The distance between Montreal and Islip Long Island is about 329.7 mi. In terms of flight time, this usually takes a little over 20h 34m.
When did momondo last update prices for flights from Montreal to Islip Long Island Airport?
Prices for flights from Montreal to Islip Long Island Airport were last updated today.
How old do you have to be to fly from Montreal to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Amagansett

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Why should I use momondo to find a flight deal from Montreal to Islip?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Islip for you.

Can I find flights from Montreal to Islip with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Montreal to Islip flights to just show those with flexible booking policies.

How can momondo help me find flights from Montreal to Islip?

momondo helps you find the best flight between Montreal and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Montreal to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.