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Cork

$554+ Cheap flights from Ontario (ONT) to Cork (ORK)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ORK
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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1. Tell us where you want to go

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Cheap 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$554
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$790
Provider with most accurate pricing for Ontario-Cork flight deals.
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Provider most trusted by Cheapflights users for Ontario-Cork flights.
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From Ontario to Cork
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 3, 2025.

This British Airways deal was found by Cheapflights users on 11/3. 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 12/212:49 pmONT - ORK
2 stops18h 36mBritish Airways
Tue 12/911:55 amORK - ONT
2 stops18h 33mBritish Airways
Deal found 11/3$756

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 November 3, 2025.
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

Wed 1/14

7:16 am-3:25 pm

2 stops24h 09m

Cork

Wed 1/21

11:55 am-10:48 pm

2 stops18h 53m

$554

OntarioCork

ONT - ORK

ONTORK

Ontario

Tue 12/2

12:49 pm-3:25 pm

2 stops18h 36m

Cork

Tue 12/9

11:55 am-10:28 pm

2 stops18h 33m

$756

OntarioCork

ONT - ORK

ONTORK

Ontario

Fri 3/27

1:32 pm-7:25 pm

2 stops22h 53m

Cork

Tue 3/31

11:45 am-11:43 pm

2 stops19h 58m

$887

OntarioCork

ONT - ORK

ONTORK

Ontario

Tue 2/17

3:19 pm-9:00 pm

2 stops21h 41m

Cork

Wed 2/25

7:40 am-6:40 pm

2 stops19h 00m

$937

OntarioCork

ONT - ORK

ONTORK

Ontario

Fri 2/27

2:47 pm-3:25 pm

2 stops16h 38m

$592

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Compare providers for flights from Ontario to Cork

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Cork in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Cork flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Cork flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Cork flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Cork flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-Cork 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 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, November is the cheapest month in which you can book a flight from Ontario to Cork (average of $461). Flying from Ontario to Cork in June is currently the most expensive (average of $761). 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 $756, American Airlines can have you in Cork from Ontario in 18h 36m. There are 5121 mi between Ontario and Cork. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, November is the cheapest month in which you can book a flight from Ontario to Cork (average of $461). Flying from Ontario to Cork in June is currently the most expensive (average of $761). 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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