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Cheap flights from Dublin to Ontario from £484

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/6. 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
4 Jun — 11 Jun1
1 adult
Tue 4/6
Tue 11/6

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 30 May 2024.

Round-trip from

£431
From Dublin to Ontario
Search Deals

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

To save up to 50% on this flight, we recommend booking at least 28 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 £397 1-2 weeks out and tickets from £564 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 £492 on average during February, but can be found for as low as £226.

What is the cheapest time of day to fly from DUB to 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 Delta flights from Dublin to Ontario

Explore cheap flight options specifically provided by Delta 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 908,271 searches. Data last updated 30 May 2024.
Find some of the cheapest Delta flights travelling from Dublin to Ontario. Make sure to double check the flight details before booking.
Sat 20/710:00DUB - ONT
2 stops20h 57mDelta
Tue 30/706:00ONT - DUB
2 stops18h 45mDelta
Deal found 29/5£701
Sat 29/606:05DUB - ONT
2 stops18h 11mDelta
Sat 6/707:05ONT - DUB
1 stop17h 40mDelta
Deal found 30/5£911
Sat 29/606:05DUB - ONT
2 stops18h 11mDelta
Sat 6/707:05ONT - DUB
2 stops18h 10mDelta
Deal found 30/5£940
Thu 10/1010:00DUB - ONT
2 stops20h 28mDelta
Thu 24/1022:59ONT - DUB
1 stop25h 46mDelta
Deal found 30/5£1,188

Cheap KLM flights from Dublin to Ontario

Explore cheap flight options specifically provided by KLM 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 908,271 searches. Data last updated 30 May 2024.
Some of the best deals we've found on KLM flights travelling from Dublin to Ontario. Deals frequently update to provide users with more options.
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£484
Fri 14/611:00DUB - ONT
1 stop16h 42mKLM
Sun 16/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 29/5£485
Wed 26/611:00DUB - ONT
1 stop16h 42mKLM
Wed 3/711:30ONT - DUB
1 stop13h 15mKLM
Deal found 29/5£509
Fri 7/611:00DUB - ONT
1 stop16h 42mKLM
Sat 22/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£535
Sat 15/611:00DUB - ONT
1 stop20h 00mKLM
Fri 21/622:00ONT - DUB
1 stop26h 45mKLM
Deal found 29/5£564
Fri 14/611:00DUB - ONT
1 stop16h 42mKLM
Thu 18/711:20ONT - DUB
1 stop13h 25mKLM
Deal found 30/5£591
Sat 15/611:00DUB - ONT
1 stop16h 42mKLM
Thu 20/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 29/5£646
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£647
Wed 5/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£649

Cheap Dublin to Ontario flights in May & June 2024

Find cheap flight options from Dublin to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Prices were last updated on 30 May 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.
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£484
Thu 27/611:00DUB - ONT
1 stop16h 42mKLM
Thu 4/711:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£507
Wed 26/611:00DUB - ONT
1 stop16h 42mKLM
Wed 3/711:30ONT - DUB
1 stop13h 15mKLM
Deal found 29/5£509
Fri 7/611:00DUB - ONT
1 stop16h 42mKLM
Sat 22/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£535
Fri 14/611:00DUB - ONT
1 stop16h 42mKLM
Thu 18/711:20ONT - DUB
1 stop13h 25mKLM
Deal found 30/5£591
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£647
Wed 5/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£649
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£727
Sat 29/611:00DUB - ONT
1 stop16h 42mKLM
Sat 6/711:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£871

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 908,271 searches. Data last updated 30 May 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.
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£484
Thu 27/611:00DUB - ONT
1 stop16h 42mKLM
Thu 4/711:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£507
Wed 26/611:00DUB - ONT
1 stop16h 42mKLM
Wed 3/711:30ONT - DUB
1 stop13h 15mKLM
Deal found 29/5£509
Mon 14/1012:40DUB - ONT
1 stop17h 02mIberia
Mon 21/1010:50ONT - DUB
1 stop14h 55mIberia
Deal found 30/5£528
Fri 7/611:00DUB - ONT
1 stop16h 42mKLM
Sat 22/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£535
Fri 14/611:00DUB - ONT
1 stop16h 42mKLM
Thu 18/711:20ONT - DUB
1 stop13h 25mKLM
Deal found 30/5£591
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£647
Wed 5/611:00DUB - ONT
1 stop17h 06mKLM
Mon 24/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£649
Mon 14/1013:30DUB - ONT
2 stops17h 56mBritish Airways
Mon 21/1023:59ONT - DUB
1 stop25h 46mBritish Airways
Deal found 30/5£662

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 908,271 searches. Data last updated 30 May 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.
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£484
Fri 7/611:00DUB - ONT
1 stop16h 42mKLM
Sat 22/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£535
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£647
Wed 5/611:00DUB - ONT
1 stop17h 06mKLM
Sun 23/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£649
Thu 6/611:00DUB - ONT
1 stop17h 06mKLM
Thu 13/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£727
Thu 6/609:20DUB - ONT
2 stops20h 49mBritish Airways
Thu 13/610:54ONT - DUB
1 stop14h 51mBritish Airways
Deal found 30/5£883
Wed 5/609:25DUB - ONT
2 stops20h 44mBritish Airways
Wed 12/608:10ONT - DUB
1 stop17h 35mBritish Airways
Deal found 29/5£887
Sun 9/611:00DUB - ONT
1 stop16h 42mKLM
Mon 10/611:30ONT - DUB
1 stop13h 15mKLM
Deal found 30/5£923
Sat 8/612:40DUB - ONT
1 stop17h 29mIberia
Wed 19/606:00ONT - DUB
1 stop19h 45mIberia
Deal found 30/5£5,037

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 908,271 searches. Data last updated 30 May 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 7/910:45DUB - ONT
1 stop19h 36mJetBlue
Deal found 30/5£487
Wed 11/910:45DUB - ONT
1 stop19h 20mJetBlue
Deal found 30/5£494
Sat 14/910:45DUB - ONT
1 stop19h 36mJetBlue
Deal found 30/5£499
Sun 1/910:45DUB - ONT
1 stop19h 47mJetBlue
Deal found 29/5£503
Mon 30/910:45DUB - ONT
1 stop19h 36mJetBlue
Deal found 30/5£508
Fri 14/610:45DUB - ONT
1 stop19h 53mJetBlue
Deal found 30/5£528
Sun 16/610:45DUB - ONT
1 stop19h 53mJetBlue
Deal found 28/5£529
Sun 8/911:00DUB - ONT
1 stop16h 33mKLM
Deal found 30/5£530
Mon 4/1112:20DUB - ONT
1 stop16h 50mKLM
Deal found 29/5£566

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 908,271 searches. Data last updated 30 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£485 - £812

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 14/6

1 stop16h 42m

Ontario

Sun 16/6

1 stop13h 15m

£485

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 26/6

1 stop16h 42m

Ontario

Wed 3/7

1 stop13h 15m

£509

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 14/10

1 stop17h 02m

Ontario

Mon 21/10

1 stop14h 55m

£528

DublinOntario

DUB - ONT

DUBONT

Dublin

Sat 15/6

1 stop20h 00m

Ontario

Fri 21/6

1 stop26h 45m

£564

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 14/6

1 stop16h 42m

Ontario

Thu 18/7

1 stop13h 25m

£591

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 14/10

2 stops17h 56m

Ontario

Mon 21/10

1 stop25h 46m

£662

DublinOntario

DUB - ONT

DUBONT

Dublin

Sat 20/7

2 stops20h 57m

Ontario

Tue 30/7

2 stops18h 45m

£701

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 6/8

1 stop14h 08m

Ontario

Fri 16/8

1 stop14h 59m

£793

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 30/7

1 stop19h 15m

Ontario

Sat 3/8

1 stop22h 24m

£812

Flights are sorted by cheapest first

Deals found on 29/5

What is the cheapest day 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 26 May 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

Best time to book a flight from Dublin to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Dublin with our price prediction graph.
Estimated return 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.

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 30 May 2024.
Peruse reviews from past customers who have flown with Delta, KLM and Iberia 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
8.0
Very Good
10,430 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.4

Boarding

8.2

Overall

8.0

Crew

8.6

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
8.0
Very Good
10,430 reviews
Delta
8.0
Very Good
10,430 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.4

Boarding

8.2

Overall

8.0

Crew

8.6

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
1,520 reviews
Delta
8.0
Very Good
10,430 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.4

Boarding

8.2

Overall

8.0

Crew

8.6

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
7.6
Good
4,356 reviews
Delta
8.0
Very Good
10,430 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.4

Boarding

8.2

Overall

8.0

Crew

8.6

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.

Air France
7.5
Good
1,730 reviews
Delta
8.0
Very Good
10,430 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.4

Boarding

8.2

Overall

8.0

Crew

8.6

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.

American Airlines
7.3
Good
14,284 reviews
Delta
8.0
Very Good
10,430 reviews
Check prices

Entertainment

8.0

Comfort

7.9

Food

7.4

Boarding

8.2

Overall

8.0

Crew

8.6

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 KLM for just £485, but on average you can expect to pay £712.

  • Are there last-minute flights available from Dublin to Ontario for under £500?

    There are currently 9+ open flights from Dublin to Ontario within the next 7 days for less than £500.

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

    Cheapflights users have booked flights from Dublin to Ontario round-trip from £485. Other airlines that can offer you cheap pricing are Iberia, from £528, and British Airways, from £662.

  • What are the cheapest airlines to fly from Dublin to Ontario one-way?

    £487 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on KLM and Air France, with prices starting from £530 and £598, respectively.

  • 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 30/5.

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.
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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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