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

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

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Ontario.

What documentation or ID do you need to fly to Ontario?

The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$395 Cheap Flights from Islip, New York to Ontario in 2026

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Find the cheapest flights from Islip, New York to Ontario

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:31 pm - 8:40 pm

ISP

YYZ

24h 09m

1 stop

7:45 am - 8:57 pm

YYZ

ISP

13h 12m

1 stop

$496Multiple Airlines

Fri, Jun 12 - Mon, Jun 15

9:52 pm - 8:05 pm

ISP

YYZ

22h 13m

1 stop

1:30 pm - 4:47 pm

YYZ

ISP

27h 17m

2 stops

$574Multiple Airlines

Mon, Jun 29 - Mon, Jul 6

9:52 pm - 11:35 pm

ISP

YYZ

25h 43m

1 stop

1:30 pm - 6:06 pm

YYZ

ISP

28h 36m

2 stops

$594Multiple Airlines

Sat, Jun 27 - Sat, Jul 4

8:31 pm - 8:40 pm

ISP

YYZ

24h 09m

1 stop

8:10 am - 11:17 am

YYZ

ISP

27h 07m

2 stops

$625Multiple Airlines

Fri, Jun 26 - Fri, Jul 3

9:52 pm - 11:35 pm

ISP

YYZ

25h 43m

1 stop

4:50 pm - 10:03 am

YYZ

ISP

17h 13m

1 stop

$635Multiple Airlines

Sat, Jun 27 - Sat, Jul 4

8:31 pm - 8:40 pm

ISP

YYZ

24h 09m

1 stop

4:50 pm - 10:03 am

YYZ

ISP

17h 13m

1 stop

$661Multiple Airlines

Fri, Jun 26 - Fri, Jul 3

9:52 pm - 8:05 pm

ISP

YYZ

22h 13m

1 stop

8:10 am - 7:03 pm

YYZ

ISP

10h 53m

1 stop

$666Multiple Airlines

Mon, Jun 29 - Mon, Jul 6

6:46 pm - 10:19 am

ISP

YYZ

15h 33m

2 stops

9:50 am - 10:05 am

YYZ

ISP

24h 15m

1 stop

$680Multiple Airlines

Thu, May 28 - Sun, May 31

11:00 am - 4:45 pm

ISP

YYZ

29h 45m

1 stop

4:50 pm - 10:05 am

YYZ

ISP

17h 15m

1 stop

$709Multiple Airlines

Thu, May 28 - Sun, May 31

5:29 pm - 11:32 am

ISP

YYZ

18h 03m

2 stops

7:45 am - 8:57 pm

YYZ

ISP

13h 12m

1 stop

$724Multiple Airlines

Fri, Jun 12 - Mon, Jun 15

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Fri 6/12

8:31 pm-8:40 pm

1 stop24h 09m

Toronto Pearson Intl

Mon 6/15

7:45 am-8:57 pm

1 stop13h 12m

$496

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Mon 6/29

9:52 pm-8:05 pm

1 stop22h 13m

Toronto Pearson Intl

Mon 7/6

1:30 pm-4:47 pm

2 stops27h 17m

$574

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Sat 6/27

9:52 pm-11:35 pm

1 stop25h 43m

Toronto Pearson Intl

Sat 7/4

1:30 pm-6:06 pm

2 stops28h 36m

$594

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Fri 6/26

8:31 pm-8:40 pm

1 stop24h 09m

Toronto Pearson Intl

Fri 7/3

8:10 am-11:17 am

2 stops27h 07m

$625

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Sat 6/27

9:52 pm-11:35 pm

1 stop25h 43m

Toronto Pearson Intl

Sat 7/4

4:50 pm-10:03 am

1 stop17h 13m

$635

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Fri 6/26

8:31 pm-8:40 pm

1 stop24h 09m

Toronto Pearson Intl

Fri 7/3

4:50 pm-10:03 am

1 stop17h 13m

$661

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Mon 6/29

9:52 pm-8:05 pm

1 stop22h 13m

Toronto Pearson Intl

Mon 7/6

8:10 am-7:03 pm

1 stop10h 53m

$666

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Thu 5/28

6:46 pm-10:19 am

2 stops15h 33m

Toronto Pearson Intl

Sun 5/31

9:50 am-10:05 am

1 stop24h 15m

$680

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Thu 5/28

11:00 am-4:45 pm

1 stop29h 45m

Toronto Pearson Intl

Sun 5/31

4:50 pm-10:05 am

1 stop17h 15m

$709

Quickest round-trip

IslipToronto

ISP - YYZ

ISPYYZ

Islip Long Island

Fri 6/12

5:29 pm-11:32 am

2 stops18h 03m

Toronto Pearson Intl

Mon 6/15

7:45 am-8:57 pm

1 stop13h 12m

$724

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to Region of Ontario

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 Region of Ontario?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Region of Ontario from Islip, New York according to our data. Air Canada is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 8 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to Region of Ontario flight deals and tips

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

Fastest flight time	8h 15m
Direct flights	None

The fastest flight from Islip, New York to Region of Ontario takes 8h 15m

There are no direct flights from Islip, New York to Region of Ontario. There are no popular flight routes from Islip, New York to Region of Ontario.

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Frequently asked questions about flying from Islip, New York to Ontario

When did momondo last update prices for flights from Islip Long Island Airport to Ontario?
Prices for flights from Islip Long Island Airport to Ontario were last updated today.
How old do you have to be to fly from Islip Long Island Airport to Ontario?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Islip Long Island Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Islip.

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

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

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

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 Islip to Ontario.

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

Price alerts on flights to Ontario from Islip 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.