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$841+ Cheap flights from Islip, NY (ISP) to Calgary (YYC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — YYC
feb. 26 — mar. 51
jue. 2/26
jue. 3/5
1 adult, Economy
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Cheap flight deals from Islip to Calgary

Cheapest flights from Islip to Calgary
Explore the most affordable flight options available from Islip to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/125:08 pm
ISP
-
YYC
2 stops29h 50m
Multiple Airlines
jue. 3/199:30 am
YYC
-
ISP
1 stop25h 17m
Multiple Airlines
Deal found 1/26$841
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2312:30 pm
ISP
-
YYC
2 stops13h 20m
Multiple Airlines
jue. 10/111:19 am
YYC
-
ISP
2 stops21h 46m
Multiple Airlines
Deal found 1/25$1,124
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/2412:30 pm
ISP
-
YYC
1 stop11h 15m
Multiple Airlines
vie. 10/210:50 am
YYC
-
ISP
1 stop22h 15m
Multiple Airlines
Deal found 1/25$1,168
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/2412:30 pm
ISP
-
YYC
2 stops13h 20m
Multiple Airlines
jue. 10/17:00 pm
YYC
-
ISP
2 stops14h 05m
Multiple Airlines
Deal found 1/25$1,188

Find flight deals from Islip to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Calgary (YYC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$841
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$439
Provider with most accurate pricing for Islip Long Island-Calgary flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Calgary flights.
Search Deals
From Islip Long Island to Calgary
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Calgary 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, Cheapflights users made 2,558,603 searches. Data last updated enero 27, 2026.
Use the filters below to find and compare flights from Islip to Calgary that are best for you.

Fly from

Islip

Fly to

Calgary

Route

Depart

Return

Price

IslipCalgary

ISP - YYC

ISPYYC

Islip Long Island

jue. 3/12

5:08 pm-8:58 pm

2 stops29h 50m

Calgary

jue. 3/19

9:30 am-12:47 pm

1 stop25h 17m

$841

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

  • Most accurate provider: When it comes to deals on Islip, New York-Calgary flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Calgary flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Calgary flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Calgary flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Calgary flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Islip to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Islip to Calgary

What is the cheapest month to book a flight from Islip, New York to Calgary?

Currently, November is the cheapest month in which you can book a flight from Islip, New York to Calgary (average of $114). Flying from Islip, New York to Calgary in June is currently the most expensive (average of $187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Islip to Calgary. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Islip to Calgary that include hotel bookings?

    Yes. In addition to deals on Islip to Calgary flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Calgary?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Calgary.

  • Can I find deals for business class flights from Islip to Calgary?

    Yes. Cheapflights offers flight deals from Islip to Calgary by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip, New York to Calgary?

    Currently, November is the cheapest month in which you can book a flight from Islip, New York to Calgary (average of $114). Flying from Islip, New York to Calgary in June is currently the most expensive (average of $187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Airdrie

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