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Cork

$545+ Cheap flights from Ontario (ONT) to Cork (ORK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ORK
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Ontario to Cork

Cheapest flights from Ontario to Cork
Explore the most affordable flight options available from Ontario to Cork. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:59 am
ONT
-
ORK
2 stops15h 46m
British Airways
Tue 4/288:30 pm
ORK
-
ONT
2 stops27h 52m
British Airways
Deal found 1/26$890
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:59 am
ONT
-
ORK
2 stops20h 11m
British Airways
Sat 5/211:35 am
ORK
-
ONT
2 stops20h 11m
British Airways
Deal found 1/28$893
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 am
ONT
-
ORK
2 stops21h 10m
British Airways
Wed 3/255:35 pm
ORK
-
ONT
2 stops32h 07m
British Airways
Deal found 1/28$925
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:00 am
ONT
-
ORK
2 stops33h 45m
British Airways
Tue 8/188:30 pm
ORK
-
ONT
2 stops35h 38m
British Airways
Deal found 1/27$938
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:47 pm
ONT
-
ORK
2 stops18h 23m
British Airways
Tue 9/298:30 pm
ORK
-
ONT
2 stops29h 09m
British Airways
Deal found 1/27$939
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:48 pm
ONT
-
ORK
2 stops18h 22m
British Airways
Tue 10/137:10 am
ORK
-
ONT
2 stops22h 41m
British Airways
Deal found 1/28$955
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3011:59 pm
ONT
-
ORK
2 stops31h 11m
American Airlines
Tue 8/1811:35 am
ORK
-
ONT
2 stops38h 42m
American Airlines
Deal found 1/27$996
This British Airways deal was found by Cheapflights users on 1/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:00 am
ONT
-
ORK
2 stops33h 45m
British Airways
Wed 8/124:15 pm
ORK
-
ONT
2 stops37h 59m
British Airways
Deal found 1/27$1,018
This oojo deal was found by Cheapflights users on 1/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:30 am
ONT
-
ORK
2 stops19h 15m
British Airways
Wed 4/298:30 pm
ORK
-
ONT
2 stops30h 07m
British Airways
Deal found 1/28$1,022
This British Airways deal was found by Cheapflights users on 1/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:22 pm
ONT
-
ORK
2 stops16h 48m
British Airways
Tue 7/287:10 am
ORK
-
ONT
2 stops20h 42m
British Airways
Deal found 1/28$1,048

Find flight deals from Ontario to Cork

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Cork (ORK). 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$890
(British Airways)

One-way from

$545
(oojo)

Popular in

January

Cheapest in

October

Average price

$1,572
Provider with most accurate pricing for Los Angeles-Cork flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Cork flights.
Search Deals
From Ontario to Cork
Search Deals
One-way flight from Ontario to Cork
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($59 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 Ontario to Cork 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 January 29, 2026.
Use the filters below to find and compare flights from Ontario to Cork that are best for you.

Fly from

Ontario

Fly to

Cork

Route

Depart

Return

Price

OntarioCork

ONT - ORK

ONTORK

Ontario

Fri 4/24

10:59 am-10:45 am

2 stops15h 46m

Cork

Tue 4/28

8:30 pm-4:22 pm

2 stops27h 52m

$890

OntarioCork

ONT - ORK

ONTORK

Ontario

Sat 5/2

10:59 am-3:10 pm

2 stops20h 11m

Cork

Sat 5/9

7:10 am-10:35 pm

2 stops23h 25m

$893

OntarioCork

ONT - ORK

ONTORK

Ontario

Fri 4/24

10:59 am-3:10 pm

2 stops20h 11m

Cork

Sat 5/2

11:35 am-11:46 pm

2 stops20h 11m

$893

OntarioCork

ONT - ORK

ONTORK

Ontario

Tue 3/17

7:00 am-11:10 am

2 stops21h 10m

Cork

Wed 3/25

5:35 pm-6:42 pm

2 stops32h 07m

$925

OntarioCork

ONT - ORK

ONTORK

Ontario

Sun 5/31

6:00 am-11:45 pm

2 stops33h 45m

Cork

Tue 8/18

8:30 pm-12:08 am

2 stops35h 38m

$938

OntarioCork

ONT - ORK

ONTORK

Ontario

Sun 5/31

6:00 am-11:45 pm

2 stops33h 45m

Cork

Thu 8/13

8:30 pm-10:14 pm

2 stops33h 44m

$1,018

OntarioCork

ONT - ORK

ONTORK

Ontario

Sun 5/31

6:00 am-11:45 pm

2 stops33h 45m

Cork

Fri 8/14

7:20 am-10:14 pm

2 stops22h 54m

$1,018

OntarioCork

ONT - ORK

ONTORK

Ontario

Sun 5/31

6:00 am-11:45 pm

2 stops33h 45m

Cork

Mon 8/17

8:30 pm-10:14 pm

2 stops33h 44m

$1,018

OntarioCork

ONT - ORK

ONTORK

Ontario

Fri 5/29

1:10 pm-7:50 pm

2 stops22h 40m

Cork

Tue 8/18

11:35 am-12:08 am

2 stops44h 33m

$1,022

OntarioCork

ONT - ORK

ONTORK

Ontario

Sun 4/26

7:30 am-10:45 am

2 stops19h 15m

Cork

Wed 4/29

8:30 pm-6:37 pm

2 stops30h 07m

$1,022

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 12 results
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Best time to book a flight from Ontario to Cork

Have a flexible travel schedule? Discover the best time to fly to Cork from Ontario 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 Ontario to Cork

What is the cheapest month to book a flight from Ontario to Cork?

Currently, August is the cheapest month in which you can book a flight from Ontario to Cork (average of $469). Flying from Ontario to Cork in December is currently the most expensive (average of $766). 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 Ontario to Cork. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Cork?

    For as low as $890, British Airways can have you in Cork from Ontario in 15h 46m. There are 5121 mi between Ontario and Cork.

  • Can I find deals for flights from Ontario to Cork that include hotel bookings?

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

  • How can I find direct flights from Ontario to Cork?

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

  • Can I find deals for business class flights from Ontario to Cork?

    Yes. Cheapflights offers flight deals from Ontario to Cork 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 Ontario to Cork?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Cork (average of $469). Flying from Ontario to Cork in December is currently the most expensive (average of $766). 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

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