How does KAYAK find such low prices on flights from Ontario to Islip?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Islip. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Islip?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Islip?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Islip?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

Cheap Flights from Ontario to Islip

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Cheap Flights from Ontario to Islip

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Ontario to Islip

Thu, 14 Aug - Sat, 16 Aug

7:15 a.m. - 11:47 p.m.YYZ-ISP

16h 32m1 stop

8:37 p.m. - 10:44 p.m.ISP-YYZ

26h 07m1 stop

C$ 1,088

Find Deal

Thu, 14 Aug - Sat, 16 Aug

7:15 a.m. - 11:47 p.m.YYZ-ISP

16h 32m1 stop

8:37 p.m. - 5:25 p.m.ISP-YYZ

20h 48m2 stops

C$ 1,090

Find Deal

Fri, 15 Aug - Sat, 30 Aug

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

12h 57m1 stop

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

10h 25m2 stops

C$ 1,360

Find Deal

Fri, 15 Aug - Sun, 17 Aug

7:30 a.m. - 3:21 p.m.YYZ-ISP

7h 51m2 stops

7:30 a.m. - 12:40 p.m.ISP-YYZ

5h 10m1 stop

C$ 2,584

Find Deal

Mon, 19 Jan - Wed, 25 Mar

10:30 a.m. - 3:21 p.m.YYZ-ISP

4h 51m1 stop

11:53 a.m. - 6:42 p.m.ISP-YYZ

6h 49m1 stop

C$ 2,741

Find Deal

Mon, 19 Jan - Wed, 25 Mar

8:10 a.m. - 1:24 p.m.YYZ-ISP

5h 14m1 stop

11:53 a.m. - 10:12 p.m.ISP-YYZ

10h 19m2 stops

C$ 2,755

Find Deal

Mon, 19 Jan - Wed, 25 Mar

10:45 a.m. - 8:01 p.m.YYZ-ISP

9h 16m2 stops

2:19 p.m. - 11:29 p.m.ISP-YYZ

9h 10m2 stops

C$ 2,762

Find Deal

Fri, 15 Aug - Sat, 30 Aug

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

5h 19m1 stop

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

5h 46m1 stop

C$ 2,885

Find Deal

Fri, 15 Aug - Sat, 30 Aug

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

8h 38m2 stops

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

7h 52m2 stops

C$ 2,906

Find Deal

Useful Info

Cheapest flight	C$ 441

Flight from Toronto to Islip

How does KAYAK find such low prices on flights from Ontario to Islip?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Islip.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Islip?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Islip?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Islip?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Montauk

Amagansett

Riverhead

Sag Harbor

Everything you need to know for your flight to Islip

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Islip

Islip (ISP)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

ISP

C$ 441 Find Cheap Flights from Ontario to Islip

KAYAK searches hundreds of travel sites at once for deals on flights to Islip

Cheap Flights from Ontario to Islip

Recent round-trip flight deals from Ontario to Islip

Recent one-way flight deals from Ontario to Islip

Good to know

FAQs for booking flights from Ontario to Islip

How does KAYAK find such low prices on flights from Ontario to Islip?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Islip.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Islip?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Islip?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Islip?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Islip?

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

Cabin class types available on flights to Ontario

Complete your trip to Islip with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to Islip

Choose which airport to fly into in Islip

Find deals for your return flight