When did momondo last update prices for flights from Dublin Airport to Ontario Airport?

Prices for flights from Dublin Airport to Ontario Airport refresh daily.

How old do you have to be to fly from Dublin Airport to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£368 Cheap Flights from Dublin to Ontario in 2026

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20:40 - 22:29

DUB

ONT

33h 49m

2 stops

17:02 - 07:55

ONT

DUB

30h 53m

2 stops

£368British Airways

Wed, 18 Feb - Sun, 22 Feb

08:50 - 21:05

DUB

ONT

20h 15m

2 stops

22:20 - 07:45

ONT

DUB

25h 25m

1 stop

£389Delta

Thu, 19 Feb - Sun, 22 Feb

09:30 - 22:35

DUB

ONT

21h 05m

1 stop

10:59 - 09:45

ONT

DUB

14h 46m

1 stop

£404Iberia

Wed, 8 Apr - Tue, 14 Apr

13:25 - 16:02

DUB

ONT

34h 37m

2 stops

22:20 - 07:45

ONT

DUB

25h 25m

1 stop

£466Delta

Wed, 18 Feb - Sun, 22 Feb

09:30 - 20:54

DUB

ONT

19h 24m

1 stop

07:30 - 09:45

ONT

DUB

18h 15m

1 stop

£574Iberia

Tue, 7 Apr - Mon, 13 Apr

11:00 - 21:00

DUB

ONT

18h 00m

1 stop

22:25 - 08:45

ONT

DUB

26h 20m

1 stop

£584Delta

Tue, 31 Mar - Sat, 4 Apr

09:30 - 22:35

DUB

ONT

21h 05m

1 stop

10:59 - 09:45

ONT

DUB

14h 46m

1 stop

£629Iberia

Wed, 8 Apr - Mon, 13 Apr

09:50 - 22:26

DUB

ONT

20h 36m

2 stops

06:02 - 07:20

ONT

DUB

17h 18m

2 stops

£647United Airlines

Thu, 25 Jun - Thu, 10 Sep

09:50 - 22:26

DUB

ONT

20h 36m

2 stops

06:02 - 07:20

ONT

DUB

17h 18m

2 stops

£649United Airlines

Thu, 25 Jun - Thu, 6 Aug

09:20 - 22:26

DUB

ONT

21h 06m

2 stops

06:02 - 11:10

ONT

DUB

21h 08m

2 stops

£651United Airlines

Tue, 23 Jun - Fri, 11 Sep

Delta flights from Dublin to Ontario

Our best Delta deals on Dublin to Ontario flight tickets

Delta

19 Feb

DUB08:50Dublin

20h 15m

2 stops

ONT21:05Ontario

22 Feb

ONT22:20Ontario

25h 25m

1 stop

DUB07:45Dublin

£389

Delta

20 Feb

DUB05:55Dublin

24h 42m

2 stops

ONT22:37Ontario

3 Mar

ONT22:20Ontario

25h 25m

1 stop

DUB07:45Dublin

£465

Delta

18 Feb

DUB13:25Dublin

34h 37m

2 stops

ONT16:02Ontario

22 Feb

ONT22:20Ontario

25h 25m

1 stop

DUB07:45Dublin

£466

British Airways flights from Dublin to Ontario

Our best British Airways deals on Dublin to Ontario flight tickets

British Airways

18 Feb

DUB20:40Dublin

33h 49m

2 stops

ONT22:29Ontario

22 Feb

ONT17:02Ontario

30h 53m

2 stops

DUB07:55Dublin

£368

British Airways

27 Jun

DUB06:30Dublin

35h 05m

2 stops

ONT09:35Ontario

9 Sept

ONT14:56Ontario

19h 04m

2 stops

DUB18:00Dublin

£790

British Airways

4 Jul

DUB08:35Dublin

19h 17m

2 stops

ONT19:52Ontario

18 Jul

ONT12:46Ontario

17h 39m

2 stops

DUB14:25Dublin

£1,648

Fly from

Fly to

Route

Depart

Return

Price

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 18/2

20:40-22:29

2 stops33h 49m

Ontario

Sun 22/2

17:02-07:55

2 stops30h 53m

£368

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 19/2

08:50-21:05

2 stops20h 15m

Ontario

Sun 22/2

22:20-07:45

1 stop25h 25m

£389

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 8/4

09:30-22:35

1 stop21h 05m

Ontario

Tue 14/4

10:59-09:45

1 stop14h 46m

£404

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 18/2

13:25-16:02

2 stops34h 37m

Ontario

Sun 22/2

22:20-07:45

1 stop25h 25m

£466

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 7/4

09:30-20:54

1 stop19h 24m

Ontario

Mon 13/4

07:30-09:45

1 stop18h 15m

£574

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 31/3

11:00-21:00

1 stop18h 00m

Ontario

Sat 4/4

22:25-08:45

1 stop26h 20m

£584

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 8/4

09:30-22:35

1 stop21h 05m

Ontario

Mon 13/4

10:59-09:45

1 stop14h 46m

£629

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 25/6

09:50-22:26

2 stops20h 36m

Ontario

Thu 10/9

06:02-07:20

2 stops17h 18m

£647

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 25/6

09:50-22:26

2 stops20h 36m

Ontario

Thu 6/8

06:02-07:20

2 stops17h 18m

£649

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 23/6

09:20-22:26

2 stops21h 06m

Ontario

Fri 11/9

06:02-11:10

2 stops21h 08m

£651

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dublin to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Dublin to Ontario?

JetBlue, KLM, and Turkish Airlines are the most popular carriers operating from Dublin to Ontario

Which airlines fly to Ontario?

Aer Lingus, British Airways and United Airlines are the top three most popular airlines that fly to Ontario from Dublin according to our data. Aer Lingus is the first choice among our users, with 69% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 10 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Dublin to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Dublin to Ontario (DUB to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Ontario

Fastest flight time	19h 24m
Direct flights	None

The fastest flight from Dublin to Ontario takes 19h 24m

There are no direct flights from Dublin to Ontario. There are no popular flight routes from Dublin to Ontario.

Search flight deals

How far is Dublin to Ontario by plane?
There are 5136.8 mi between Dublin and Ontario. 19h 24m is a normal flight duration for this route.
When did momondo last update prices for flights from Dublin Airport to Ontario Airport?
Prices for flights from Dublin Airport to Ontario Airport refresh daily.
How old do you have to be to fly from Dublin Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Ontario?

It is quick and easy to find Dublin to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Dublin to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Dublin with this policy.

How can momondo help me find flights from Dublin to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Dublin.

I’m not ready to book a flight from Dublin to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Dublin to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.