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Cheap flights from Montreal to New York from C$ 536

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to New York departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to New York

Cheap round-trip flights

Logo
6:45 a.m. - 7:42 p.m.YUL-ISP
12h 57m1 stop
Logo
7:30 a.m. - 5:55 p.m.ISP-YUL
10h 25m2 stops
C$ 1,360
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Fri, 15 Aug - Sat, 30 Aug
Logo
8:05 a.m. - 1:24 p.m.YUL-ISP
5h 19m1 stop
Logo
2:19 p.m. - 8:05 p.m.ISP-YUL
5h 46m1 stop
C$ 2,885
Find Deal
Fri, 15 Aug - Sat, 30 Aug
Logo
11:23 a.m. - 8:01 p.m.YUL-ISP
8h 38m2 stops
Logo
11:53 a.m. - 7:45 p.m.ISP-YUL
7h 52m2 stops
C$ 2,906
Find Deal
Fri, 15 Aug - Sat, 30 Aug

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Islip, New York 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, momondo users made 96,600 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Montreal to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

6:45 a.m.-7:42 p.m.

1 stop12h 57m

Islip Long Island

Sat 30/8

7:30 a.m.-5:55 p.m.

2 stops10h 25m

C$ 1,360

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

8:05 a.m.-1:24 p.m.

1 stop5h 19m

Islip Long Island

Sat 30/8

2:19 p.m.-8:05 p.m.

1 stop5h 46m

C$ 2,885

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Fri 15/8

11:23 a.m.-8:01 p.m.

2 stops8h 38m

Islip Long Island

Sat 30/8

11:53 a.m.-7:45 p.m.

2 stops7h 52m

C$ 2,906

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Fri 29/8

6:45 a.m.-6:38 p.m.

2 stops11h 53m

C$ 536

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Fri 29/8

6:45 a.m.-6:38 p.m.

1 stop11h 53m

C$ 555

MontrealIslip

YUL - ISP

YULISP

Montreal Pierre Elliott Trudeau Intl

Fri 29/8

6:45 a.m.-1:32 p.m.

3 stops30h 47m

C$ 713

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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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

Which airlines fly to Islip, New York?

Air Canada, Porter Airlines and United Airlines 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 62% of people opting to fly with this airline when travelling to Islip, New York. Keep in mind that there are 6 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

Best price found

C$ 536

Fastest flight time

5h 19m

Direct flights

None

Airports in Islip, New York

1 airport
The best one-way flight to Islip, New York from Montreal in the past 72 hours is C$ 536. The best round-trip flight deal from Montreal to Islip, New York found on momondo in the last 72 hours is C$ 1,360.
The fastest flight from Montreal to Islip, New York takes 5h 19m
There are no direct flights from Montreal to Islip, New York. Popular non-direct route for this connection is Montreal Pierre Elliott Trudeau Intl Airport - Islip Long Island Airport.
There is 1 airport near Islip, New York: Islip Long Island (ISP)
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  • How far is Montreal to Islip Long Island by plane?

    Islip Long Island is 530.7 km away from Montreal. In terms of flight time, this usually takes a little over 5h 19m.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.

Travelling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Amagansett

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to Islip. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Islip from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to Islip.

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

Yes momondo offers price alerts on flights to Islip from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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