$108 Find Cheap Flights from Islip to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Islip to Ontario departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Islip to Ontario, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Islip to Ontario, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Islip to Ontario

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Ottawa
Ottawa1 stop$784
Ottawa
Ottawa1 stop$784

Book Cheap Islip to Ontario Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Islip to Ontario 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.

Recent round-trip flight deals from Islip to Ontario

Wed, Oct 15 - Wed, Oct 22
Multiple Airlines Logo
4:58 pm - 1:52 pmISP-YYZ
20h 54m1 stop
Multiple Airlines Logo
6:30 am - 8:42 pmYYZ-ISP
38h 12m2 stops
$359Multiple Airlines
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Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
4:58 pm - 12:43 amISP-YUL
31h 45m2 stops
Multiple Airlines Logo
4:35 pm - 10:37 amYUL-ISP
18h 02m1 stop
$462Multiple Airlines
Find Deal
Mon, Nov 10 - Tue, Nov 11
Multiple Airlines Logo
7:08 pm - 2:54 pmISP-YYZ
19h 46m1 stop
Multiple Airlines Logo
6:10 pm - 8:05 pmYYZ-ISP
25h 55m2 stops
$548Multiple Airlines
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Wed, Feb 11 - Tue, Feb 17
Multiple Airlines Logo
11:50 am - 12:30 amISP-YUL
12h 40m2 stops
Multiple Airlines Logo
4:35 pm - 10:40 amYUL-ISP
18h 05m1 stop
$567Multiple Airlines
Find Deal
Wed, Feb 11 - Mon, Feb 16
Multiple Airlines Logo
11:50 am - 12:30 amISP-YUL
12h 40m2 stops
Multiple Airlines Logo
6:45 am - 12:31 amYUL-ISP
17h 46m1 stop
$616Multiple Airlines
Find Deal
Thu, Feb 12 - Tue, Feb 17
Multiple Airlines Logo
11:45 am - 12:30 amISP-YUL
12h 45m2 stops
Multiple Airlines Logo
4:35 pm - 10:40 amYUL-ISP
18h 05m1 stop
$623Multiple Airlines
Find Deal
Wed, Feb 11 - Tue, Feb 17
Multiple Airlines Logo
7:41 pm - 12:30 amISP-YUL
28h 49m1 stop
Multiple Airlines Logo
4:35 pm - 10:40 amYUL-ISP
18h 05m1 stop
$652Multiple Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 16
Multiple Airlines Logo
11:45 am - 12:30 amISP-YUL
12h 45m2 stops
Multiple Airlines Logo
8:00 am - 12:31 amYUL-ISP
16h 31m1 stop
$678Multiple Airlines
Find Deal
Wed, Feb 11 - Mon, Feb 16
Multiple Airlines Logo
7:41 pm - 12:30 amISP-YUL
28h 49m1 stop
Multiple Airlines Logo
6:45 am - 12:31 amYUL-ISP
17h 46m1 stop
$702Multiple Airlines
Find Deal
Fri, Oct 10 - Sun, Oct 12
Multiple Airlines Logo
4:58 pm - 12:10 pmISP-YYZ
19h 12m2 stops
Multiple Airlines Logo
9:50 am - 8:52 pmYYZ-ISP
11h 02m1 stop
$703Multiple Airlines
Find Deal
Booking Insights

KAYAK's insights & trends for Islip to Ontario flights

Get data-powered insights and trends into flights from Islip to Ontario to help you find the cheapest flights, the best time to fly and much more.

How long does a flight from Islip to Ontario take?

The duration of a flight to Ontario depends on your arrival airport. The shortest routes to Ontario from Islip are to Ottawa, which takes 8h 53m, and Toronto, which takes 20h 15m.

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Good to know

Cheapest flight$108
Flight from Islip to Toronto

FAQs - booking Ontario flights

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

    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 Islip to Ontario.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Islip to 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 Islip to Ontario?

    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 from Islip to Ontario with an airline and back with another airline.

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

    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 from Islip to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Islip to Ontario

Information on your arrival and departure airports

Islip (ISP)

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