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

Prices for flights from Dublin Airport to Ontario Airport are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to Ontario Airport.

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

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€441 Cheap Flights from Dublin to Ontario in 2026

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Find the cheapest flights from Dublin to Ontario

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:30 - 22:36

DUB

ONT

21h 06m

1 stop

14:08 - 16:20

ONT

DUB

18h 12m

2 stops

€465Multiple Airlines

Thu, 30 Apr - Sun, 3 May

09:30 - 20:54

DUB

ONT

19h 24m

1 stop

10:59 - 09:45

ONT

DUB

14h 46m

1 stop

€469Iberia

Tue, 14 Apr - Wed, 22 Apr

09:30 - 22:30

DUB

ONT

21h 00m

1 stop

10:54 - 09:45

ONT

DUB

14h 51m

1 stop

€473Iberia

Wed, 1 Apr - Sat, 18 Apr

10:30 - 22:36

DUB

ONT

20h 06m

2 stops

14:08 - 17:55

ONT

DUB

19h 47m

2 stops

€476Multiple Airlines

Thu, 16 Apr - Thu, 23 Apr

11:30 - 13:48

DUB

ONT

33h 18m

2 stops

06:00 - 08:40

ONT

DUB

19h 40m

2 stops

€479American Airlines

Wed, 18 Mar - Sun, 22 Mar

09:30 - 18:30

DUB

ONT

17h 00m

2 stops

23:59 - 09:45

ONT

DUB

25h 46m

1 stop

€484American Airlines

Mon, 27 Apr - Sun, 3 May

11:45 - 21:24

DUB

ONT

17h 39m

1 stop

10:55 - 09:45

ONT

DUB

14h 50m

1 stop

€484American Airlines

Fri, 3 Apr - Sun, 19 Apr

20:20 - 16:22

DUB

ONT

28h 02m

2 stops

12:19 - 19:35

ONT

DUB

23h 16m

2 stops

€489British Airways

Thu, 23 Apr - Mon, 27 Apr

09:30 - 22:36

DUB

ONT

21h 06m

1 stop

14:08 - 09:45

ONT

DUB

35h 37m

1 stop

€491Iberia

Wed, 29 Apr - Wed, 6 May

09:30 - 10:09

DUB

ONT

32h 39m

1 stop

10:59 - 12:05

ONT

DUB

17h 06m

2 stops

€493American Airlines

Sun, 19 Apr - Sun, 26 Apr

American Airlines flights from Dublin to Ontario

Our best American Airlines deals on Dublin to Ontario flight tickets

American Airlines

18 Mar

DUB11:30Dublin

33h 18m

2 stops

ONT13:48Ontario

22 Mar

ONT06:00Ontario

19h 40m

2 stops

DUB08:40Dublin

€479

American Airlines

27 Apr

DUB09:30Dublin

17h 00m

2 stops

ONT18:30Ontario

4 May

ONT06:15Ontario

16h 15m

2 stops

DUB06:30Dublin

€484

American Airlines

3 Apr

DUB11:45Dublin

17h 39m

1 stop

ONT21:24Ontario

19 Apr

ONT10:55Ontario

14h 50m

1 stop

DUB09:45Dublin

€484

United Airlines flights from Dublin to Ontario

Our best United Airlines deals on Dublin to Ontario flight tickets

United Airlines

27 Apr

DUB09:50Dublin

20h 41m

2 stops

ONT22:31Ontario

6 May

ONT07:00Ontario

16h 20m

2 stops

DUB07:20Dublin

€653

United Airlines

30 Apr

DUB12:30Dublin

18h 05m

2 stops

ONT22:35Ontario

6 May

ONT07:00Ontario

16h 20m

2 stops

DUB07:20Dublin

€656

United Airlines

12 Apr

DUB11:35Dublin

42h 15m

2 stops

ONT21:50Ontario

26 Apr

ONT06:05Ontario

17h 25m

2 stops

DUB07:30Dublin

€686

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 30/4

09:30-22:36

1 stop21h 06m

Ontario

Sun 3/5

14:08-16:20

2 stops18h 12m

€465

DublinOntario

DUB - ONT

DUBONT

Dublin

Tue 14/4

09:30-20:54

1 stop19h 24m

Ontario

Wed 22/4

10:59-09:45

1 stop14h 46m

€469

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 1/4

09:30-22:30

1 stop21h 00m

Ontario

Sat 18/4

10:54-09:45

1 stop14h 51m

€473

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 16/4

10:30-22:36

2 stops20h 06m

Ontario

Thu 23/4

14:08-17:55

2 stops19h 47m

€476

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 18/3

11:30-13:48

2 stops33h 18m

Ontario

Sun 22/3

06:00-08:40

2 stops19h 40m

€479

DublinOntario

DUB - ONT

DUBONT

Dublin

Mon 27/4

09:30-18:30

2 stops17h 00m

Ontario

Sun 3/5

23:59-09:45

1 stop25h 46m

€484

Fastest return journey

DublinOntario

DUB - ONT

DUBONT

Dublin

Fri 3/4

11:45-21:24

1 stop17h 39m

Ontario

Sun 19/4

10:55-09:45

1 stop14h 50m

€484

DublinOntario

DUB - ONT

DUBONT

Dublin

Thu 23/4

20:20-16:22

2 stops28h 02m

Ontario

Mon 27/4

12:19-19:35

2 stops23h 16m

€489

DublinOntario

DUB - ONT

DUBONT

Dublin

Wed 29/4

09:30-22:36

1 stop21h 06m

Ontario

Wed 6/5

14:08-09:45

1 stop35h 37m

€491

DublinOntario

DUB - ONT

DUBONT

Dublin

Sun 19/4

09:30-10:09

1 stop32h 39m

Ontario

Sun 26/4

10:59-12:05

2 stops17h 06m

€493

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 is the most popular carrier 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 7 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	17h 05m
Direct flights	None

The fastest flight from Dublin to Ontario takes 17h 05m

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?
A flight from Dublin to Ontario will travel around 8266.8 km. Flights usually cover this in 17h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Dublin Airport to Ontario Airport?
Prices for flights from Dublin Airport to Ontario Airport are refreshed on a daily basis.
How old do you have to be to fly from Dublin Airport to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Ontario from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Ontario from Dublin which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Dublin to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Dublin to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.