HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cork

$952+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ORK
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Cork with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$952
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$832
Provider with most accurate pricing for Ontario-Cork flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Cork flights.
Search Deals
From Ontario to Cork
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 March 28, 2025.

This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/210:28 amONT - ORK
2 stops25h 22mMultiple Airlines
Sun 12/2111:50 amORK - ONT
2 stops18h 13mMultiple Airlines
Deal found 3/26$952
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Sun 4/134:35 pmONT - ORK
2 stops19h 15mAmerican Airlines
Thu 4/177:20 amORK - ONT
2 stops22h 38mAmerican Airlines
Deal found 3/27$1,151

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 March 28, 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

Tue 9/2

10:28 am-7:50 pm

2 stops25h 22m

Cork

Sun 12/21

11:50 am-10:03 pm

2 stops18h 13m

$952

OntarioCork

ONT - ORK

ONTORK

Ontario

Sun 4/13

4:35 pm-7:50 pm

2 stops19h 15m

Cork

Thu 4/17

7:20 am-9:58 pm

2 stops22h 38m

$1,151

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

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 March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Cork flight deals on Cheapflights vs. FlightHub >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 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 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 $644). Flying from Ontario to Cork in June is currently the most expensive (average of $1,279). 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.

Rainfall in Cork by month

Plan your trip to Cork by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cork ranges from 2.4 - 4.7 inches per month. January is typically the wettest month, when rainfall can reach 4.7 in. April is typically the driest time to visit Cork when rainfall is around 2.4 in.

Temperature in Cork by month

Plan your trip to Cork by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cork, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Cork

Get insights into the airlines that provide service to Cork. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cork. Reviews last updated March 28, 2025.
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Food

6.5

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Overall

7.2

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Food

6.5

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

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.

  • 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 $644). Flying from Ontario to Cork in June is currently the most expensive (average of $1,279). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Cork

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Dublin flights
San Francisco to Dublin flights
Ontario to Dublin flights
Santa Ana to Dublin flights
Reno to Dublin flights
Oakland to Dublin flights
Burbank to Dublin flights
San Jose to Dublin flights
San Diego to Dublin flights
Sacramento to Dublin flights
Las Vegas to Dublin flights
San Francisco to Shannon flights
Los Angeles to Shannon flights
Sacramento to Shannon flights
Santa Rosa to Dublin flights
San Francisco to Cork flights
Los Angeles to Cork flights
Medford to Dublin flights
Fresno to Dublin flights
Santa Ana to Shannon flights
San Diego to Shannon flights
Long Beach to Dublin flights
Ontario to Shannon flights
San Jose to Shannon flights
Palm Springs to Dublin flights
San Jose to Cork flights
San Diego to Cork flights
Monterey to Dublin flights
Redding to Dublin flights
Oakland to Shannon flights
San Luis Obispo to Dublin flights
Los Angeles to Milltown (Kerry) flights
Reno to Shannon flights
San Jose to Knock flights
Santa Barbara to Dublin flights
Las Vegas to Shannon flights
Arcata to Dublin flights
Fresno to Shannon flights
Oakland to Cork flights
Santa Rosa to Shannon flights
Las Vegas to Cork flights
Long Beach to Shannon flights
San Francisco to Milltown (Kerry) flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.