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Cheap flights from Dublin to Ontario from £448

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. 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.
DUB — ONT
24 Apr — 1 May1
1 adult
Wed 24/4
Wed 1/5

Cheap flight deals from Dublin to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Ontario (ONT). 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 19 April 2024.

Round-trip from

£438
From Dublin to Ontario
Search Deals

How far in advance should I book a flight from Dublin to Ontario?

To save up to 48% on this flight, we recommend booking at least 58 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Dublin to Ontario from £454 1-2 weeks out and tickets from £573 for flights departing within the next 72 hours.

What is the cheapest month to fly from Dublin to Ontario?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Ontario. Flights to Ontario from Dublin in February are about £489 on average during February, but can be found for as low as £259.

When is the cheapest time to fly from Dublin to Ontario (DUB - ONT)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Ontario as you normally would.

Cheap Iberia flights from Dublin to Ontario

Explore cheap flight options specifically provided by Iberia for the route between Dublin and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 899,432 searches. Data last updated 19 April 2024.
Find some of the cheapest Iberia flights travelling from Dublin to Ontario. Make sure to double check the flight details before booking.
Tue 30/412:40DUB - ONT
1 stop19h 17mIberia
Tue 7/510:34ONT - DUB
1 stop15h 11mIberia
Deal found 17/4£513
Sun 1/912:40DUB - ONT
1 stop17h 02mIberia
Mon 9/910:50ONT - DUB
1 stop14h 55mIberia
Deal found 18/4£637
Tue 30/412:40DUB - ONT
1 stop19h 17mIberia
Fri 10/507:31ONT - DUB
1 stop18h 14mIberia
Deal found 18/4£753
Tue 30/712:40DUB - ONT
1 stop14h 10mIberia
Wed 14/810:50ONT - DUB
1 stop14h 55mIberia
Deal found 19/4£796

Cheap British Airways flights from Dublin to Ontario

Explore cheap flight options specifically provided by British Airways for the route between Dublin and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 899,432 searches. Data last updated 19 April 2024.
Some of the best deals we've found on British Airways flights travelling from Dublin to Ontario. Deals frequently update to provide users with more options.
Thu 9/507:55DUB - ONT
2 stops20h 13mBritish Airways
Thu 16/510:34ONT - DUB
1 stop15h 11mBritish Airways
Deal found 18/4£590
Wed 8/509:25DUB - ONT
2 stops18h 43mBritish Airways
Mon 27/512:50ONT - DUB
1 stop12h 55mBritish Airways
Deal found 18/4£639
Wed 8/513:30DUB - ONT
2 stops18h 26mBritish Airways
Tue 28/510:39ONT - DUB
2 stops16h 36mBritish Airways
Deal found 18/4£650
Thu 25/407:55DUB - ONT
2 stops20h 19mBritish Airways
Thu 2/512:53ONT - DUB
2 stops17h 42mBritish Airways
Deal found 18/4£651
Sun 5/512:40DUB - ONT
1 stop19h 17mBritish Airways
Wed 29/510:34ONT - DUB
2 stops16h 41mBritish Airways
Deal found 18/4£652
Thu 25/412:40DUB - ONT
1 stop19h 17mBritish Airways
Thu 2/512:53ONT - DUB
2 stops17h 42mBritish Airways
Deal found 18/4£653
Thu 9/508:55DUB - ONT
2 stops19h 13mBritish Airways
Sun 26/510:34ONT - DUB
1 stop15h 11mBritish Airways
Deal found 18/4£665
Tue 7/509:25DUB - ONT
2 stops18h 43mBritish Airways
Sat 1/607:31ONT - DUB
1 stop18h 14mBritish Airways
Deal found 18/4£682
Tue 7/509:25DUB - ONT
2 stops18h 43mBritish Airways
Mon 27/507:31ONT - DUB
1 stop18h 14mBritish Airways
Deal found 18/4£698

Cheap Dublin to Ontario flights in April & May 2024

Find cheap flight options from Dublin to Ontario specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 899,432 searches. Prices were last updated on 19 April 2024.
Check out some of the best flight deals from Dublin to Ontario in 2024. Check back in a little while for more flight options.
Tue 7/505:55DUB - ONT
2 stops18h 41mDelta
Tue 28/505:45ONT - DUB
2 stops19h 00mDelta
Deal found 18/4£448
Tue 30/412:40DUB - ONT
1 stop19h 17mIberia
Tue 7/510:34ONT - DUB
1 stop15h 11mIberia
Deal found 17/4£513
Thu 2/512:40DUB - ONT
1 stop15h 34mIberia
Tue 7/507:31ONT - DUB
1 stop18h 14mIberia
Deal found 19/4£539
Fri 3/513:15DUB - ONT
2 stops17h 47mDelta
Thu 16/506:00ONT - DUB
1 stop18h 45mDelta
Deal found 19/4£566
Thu 2/511:00DUB - ONT
1 stop16h 51mDelta
Wed 15/517:20ONT - DUB
2 stops15h 20mDelta
Deal found 18/4£568
Sat 27/411:00DUB - ONT
2 stops18h 37mDelta
Sat 11/506:00ONT - DUB
1 stop18h 45mDelta
Deal found 19/4£572
Thu 2/513:35DUB - ONT
2 stops17h 33mUnited Airlines
Tue 7/510:42ONT - DUB
2 stops15h 38mUnited Airlines
Deal found 19/4£588
Thu 9/507:55DUB - ONT
2 stops20h 13mBritish Airways
Thu 16/510:34ONT - DUB
1 stop15h 11mBritish Airways
Deal found 18/4£590
Sun 19/512:40DUB - ONT
1 stop29h 00mAmerican Airlines
Sun 26/523:59ONT - DUB
1 stop25h 46mAmerican Airlines
Deal found 19/4£625

Dublin to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Dublin and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 899,432 searches. Data last updated 19 April 2024.
Check out some of the best flight deals from Dublin to Ontario in 2024. Check back in a little while for more flight options.
Tue 7/505:55DUB - ONT
2 stops18h 41mDelta
Tue 28/505:45ONT - DUB
2 stops19h 00mDelta
Deal found 18/4£448
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 18/4£455
Tue 30/412:40DUB - ONT
1 stop19h 17mIberia
Tue 7/510:34ONT - DUB
1 stop15h 11mIberia
Deal found 17/4£513
Thu 2/512:40DUB - ONT
1 stop15h 34mIberia
Tue 7/507:31ONT - DUB
1 stop18h 14mIberia
Deal found 19/4£539
Fri 3/513:15DUB - ONT
2 stops17h 47mDelta
Thu 16/506:00ONT - DUB
1 stop18h 45mDelta
Deal found 19/4£566
Thu 2/511:00DUB - ONT
1 stop16h 51mDelta
Wed 15/517:20ONT - DUB
2 stops15h 20mDelta
Deal found 18/4£568
Sat 27/411:00DUB - ONT
1 stop17h 46mDelta
Sat 11/506:00ONT - DUB
1 stop18h 45mDelta
Deal found 19/4£572
Thu 2/513:35DUB - ONT
2 stops17h 33mUnited Airlines
Tue 7/510:42ONT - DUB
2 stops15h 38mUnited Airlines
Deal found 19/4£588
Thu 9/507:55DUB - ONT
2 stops20h 13mBritish Airways
Thu 16/510:34ONT - DUB
1 stop15h 11mBritish Airways
Deal found 18/4£590

Dublin to Ontario flights leaving soon

Find last-minute flight options from Dublin to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 899,432 searches. Data last updated 19 April 2024.
Consider one of these great deals we found on last-minute flights from Dublin to Ontario. Users should be sure to double check the price, date, and time of their last-minute flight.
Sat 27/411:00DUB - ONT
2 stops18h 37mDelta
Sat 11/506:00ONT - DUB
1 stop18h 45mDelta
Deal found 19/4£572
Thu 25/407:55DUB - ONT
2 stops20h 19mBritish Airways
Thu 2/512:53ONT - DUB
2 stops17h 42mBritish Airways
Deal found 18/4£651
Thu 25/412:40DUB - ONT
1 stop19h 17mBritish Airways
Thu 2/512:53ONT - DUB
2 stops17h 42mBritish Airways
Deal found 18/4£653

One-way flights to Ontario from Dublin

Search for one-way flight options from Dublin to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 899,432 searches. Data last updated 19 April 2024.
Some of the best available deals we've found on one-way flights from Dublin to Ontario. Those needing a return flight from Dublin to Ontario can use the search form above.
Sat 27/410:45DUB - ONT
1 stop19h 31mJetBlue
Deal found 18/4£458
Sat 27/410:45DUB - ONT
1 stop19h 31mJetBlue
Deal found 19/4£458
Mon 6/510:45DUB - ONT
1 stop19h 24mJetBlue
Deal found 18/4£461
Sat 18/510:45DUB - ONT
1 stop19h 24mJetBlue
Deal found 18/4£480
Sun 16/611:00DUB - ONT
1 stop16h 42mKLM
Deal found 18/4£541
Thu 5/911:00DUB - ONT
1 stop16h 05mKLM
Deal found 19/4£542
Sun 23/610:45DUB - ONT
1 stop19h 43mJetBlue
Deal found 18/4£600
Thu 11/710:45DUB - ONT
1 stop19h 43mJetBlue
Deal found 18/4£608
Fri 14/611:00DUB - ONT
1 stop16h 42mKLM
Deal found 18/4£611

Find flights from Dublin to Ontario within your budget

Customise your flight search to find flights from Dublin to Ontario 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 899,432 searches. Data last updated 19 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£448 - £769

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 7/5

2 stops18h 41m

Ontario

Tue 28/5

2 stops19h 00m

£448

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 6/6

1 stop17h 06m

Ontario

Thu 13/6

1 stop13h 15m

£455

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 30/4

1 stop19h 17m

Ontario

Tue 7/5

1 stop15h 11m

£513

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 3/5

1 stop16h 51m

Ontario

Thu 16/5

1 stop18h 45m

£566

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 2/5

1 stop16h 51m

Ontario

Wed 15/5

2 stops15h 20m

£568

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 9/5

2 stops20h 13m

Ontario

Thu 16/5

1 stop15h 11m

£590

DublinOntario

DUB - ONT

DUBONT

Dublin

Sun 1/9

1 stop17h 02m

Ontario

Mon 9/9

1 stop14h 55m

£637

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 8/5

2 stops18h 43m

Ontario

Mon 27/5

1 stop12h 55m

£639

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 9/5

2 stops40h 29m

Ontario

Fri 31/5

2 stops42h 40m

£769

Flights are sorted by cheapest first

Deals found on 18/4

When is the cheapest time to fly from Dublin to Ontario?

Use this chart to determine the cheapest time to fly return from Dublin to Ontario. Price data was last updated on 14 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Dublin to Ontario flight should consider departing on Tuesday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Ontario by month

Plan your trip from Dublin to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from Dublin to Ontario is currently £529 while a return flight costs £576. Price data was last updated on 14 April 2024.

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

14 - 23 °C

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 19 April 2024.
Peruse reviews from past customers who have flown with Iberia, British Airways and Delta from Dublin to Ontario to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very Good
11,094 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.5

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

Delta
8.1
Very Good
11,094 reviews
Delta
8.1
Very Good
11,094 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.5

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

KLM
7.9
Good
1,641 reviews
Delta
8.1
Very Good
11,094 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.5

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

JetBlue
7.7
Good
4,669 reviews
Delta
8.1
Very Good
11,094 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.5

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

Iberia
7.1
Good
2,787 reviews
Delta
8.1
Very Good
11,094 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.5

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

British Airways
6.9
Okay
6,935 reviews
Delta
8.1
Very Good
11,094 reviews
Check prices

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.5

Overall

8.1

Entertainment

8.0

Reviews

1 / 10

This was the worst flying experience of my life. Every step of the way I was given the wrong information and/or mocked by the KLM employees. Never flying this airline again.

Related info for your journey

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

  • Can I find flights from Dublin to Ontario for under £500 on Cheapflights?

    Yes, there are multiple flights from Dublin to Ontario for under £500. The cheapest flight booked recently is on Delta for just £448, but on average you can expect to pay £640.

  • Are there last-minute flights available from Dublin to Ontario for under £600?

    There are currently 3+ open flights from Dublin to Ontario within the next 7 days for less than £600.

  • What are the cheapest airlines flying from Dublin to Ontario round-trip?

    Cheapflights users have booked flights from Dublin to Ontario round-trip from £448. Other airlines that can offer you cheap pricing are KLM, from £455, and Iberia, from £513.

  • What does DUB to ONT mean?

    Great question - DUB to ONT just means Dublin Airport to Ontario Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Dublin to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Dublin to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Dublin to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dublin to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Dublin to Ontario that allow pets onboard?

    Many airlines flying from Dublin to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Dublin to Ontario?

    Yes, you can often find last-minute deals on Dublin to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Dublin to Ontario flight deals updated?

    The Dublin to Ontario flight deals you see on this page were last updated on 19/4.

See more FAQs

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Search flights from Dublin to Ontario by cabin class

Find flights from Dublin to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dublin to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Dublin to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Dublin to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Dublin.

Can Cheapflights find flights from Dublin to Ontario with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dublin to Ontario, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Dublin to Ontario become cheaper?

Of course! You can now track prices for flights from Dublin to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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