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Cheap flights from Ontario to Dublin from €270

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 22:17DUB  Dublin-ONT Ontario
18h 47m2 stops Reykjavik Keflavik Intl Denver Intl
€436Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 22:17DUB  Dublin-ONT Ontario
18h 47m2 stops Reykjavik Keflavik Intl Denver Intl
€440Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 22:17DUB  Dublin-ONT Ontario
18h 47m2 stops Reykjavik Keflavik Intl Denver Intl
€461Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 11:51DUB  Dublin-ONT Ontario
32h 21m3 stops Reykjavik Keflavik Intl Denver Intl Las Vegas Harry Reid Intl
€483Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 08:05DUB  Dublin-ONT Ontario
28h 35m3 stops Reykjavik Keflavik Intl Denver Intl Las Vegas Harry Reid Intl
€485Multiple Airlines
Thu, 3 Dec - Wed, 16 Dec
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 11:51DUB  Dublin-ONT Ontario
32h 21m3 stops Reykjavik Keflavik Intl Denver Intl Las Vegas Harry Reid Intl
€488Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Multiple Airlines Logo
19:06 - 10:15ONT  Ontario-DUB Dublin
31h 09m3 stops San Francisco Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 22:17DUB  Dublin-ONT Ontario
18h 47m2 stops Reykjavik Keflavik Intl Denver Intl
€490Multiple Airlines
Tue, 1 Dec - Tue, 8 Dec
Multiple Airlines Logo
19:06 - 10:15ONT  Ontario-DUB Dublin
31h 09m3 stops San Francisco Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 22:17DUB  Dublin-ONT Ontario
18h 47m2 stops Reykjavik Keflavik Intl Denver Intl
€491Multiple Airlines
Tue, 1 Dec - Wed, 9 Dec
Multiple Airlines Logo
19:06 - 10:15ONT  Ontario-DUB Dublin
31h 09m3 stops San Francisco Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 22:17DUB  Dublin-ONT Ontario
18h 47m2 stops Reykjavik Keflavik Intl Denver Intl
€507Multiple Airlines
Tue, 1 Dec - Tue, 8 Dec
Multiple Airlines Logo
06:00 - 10:15ONT  Ontario-DUB Dublin
20h 15m2 stops Denver Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:30 - 00:20DUB  Dublin-ONT Ontario
20h 50m2 stops Reykjavik Keflavik Intl Denver Intl
€508Multiple Airlines
Thu, 3 Dec - Mon, 7 Dec

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Iberia flights from Ontario to Dublin

Our best Iberia deals on Ontario to Dublin flight tickets
Iberia
3 Nov
ONT07:00Ontario
16h 10m
1 stop
DUB07:10Dublin
10 Nov
DUB12:55Dublin
18h 02m
1 stop
ONT22:57Ontario
€780
Iberia
2 Nov
ONT07:00Ontario
16h 10m
1 stop
DUB07:10Dublin
9 Nov
DUB12:55Dublin
18h 51m
1 stop
ONT23:46Ontario
€825
Iberia
5 Nov
ONT07:00Ontario
16h 10m
1 stop
DUB07:10Dublin
9 Nov
DUB12:55Dublin
18h 51m
1 stop
ONT23:46Ontario
€870

Air France flights from Ontario to Dublin

Our best Air France deals on Ontario to Dublin flight tickets
Air France
8 Nov
ONT07:07Ontario
16h 38m
1 stop
DUB07:45Dublin
15 Nov
DUB09:40Dublin
16h 54m
1 stop
ONT18:34Ontario
€861
Air France
8 Nov
ONT07:07Ontario
16h 38m
1 stop
DUB07:45Dublin
28 Nov
DUB09:55Dublin
16h 39m
1 stop
ONT18:34Ontario
€1,291

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Dublin that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 8/12

06:00-10:15

2 stops20h 15m

Dublin

Tue 15/12

11:30-22:17

2 stops18h 47m

€436

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 8/12

06:00-10:15

2 stops20h 15m

Dublin

Tue 15/12

11:30-22:17

2 stops18h 47m

€440

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 8/12

06:00-10:15

2 stops20h 15m

Dublin

Tue 15/12

11:30-22:17

2 stops18h 47m

€461

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 8/12

06:00-10:15

2 stops20h 15m

Dublin

Tue 15/12

11:30-11:51

3 stops32h 21m

€483

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Thu 3/12

06:00-10:15

2 stops20h 15m

Dublin

Wed 16/12

11:30-08:05

3 stops28h 35m

€485

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 8/12

06:00-10:15

2 stops20h 15m

Dublin

Tue 15/12

11:30-11:51

3 stops32h 21m

€488

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 1/12

19:06-10:15

3 stops31h 09m

Dublin

Tue 8/12

11:30-22:17

2 stops18h 47m

€490

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 1/12

19:06-10:15

3 stops31h 09m

Dublin

Wed 9/12

11:30-22:17

2 stops18h 47m

€491

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 1/12

19:06-10:15

3 stops31h 09m

Dublin

Tue 8/12

11:30-22:17

2 stops18h 47m

€507

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Thu 3/12

06:00-10:15

2 stops20h 15m

Dublin

Mon 7/12

11:30-00:20

2 stops20h 50m

€508

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Ontario to Dublin

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 Ontario to Dublin?

United Airlines and Air Canada are the most popular carriers operating from Ontario to Dublin

When to book flights from Ontario to Dublin

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

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

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

Best price found

€270

Fastest flight time

12h 45m

Direct flights

None
The best one-way flight to Dublin from Ontario in the past 72 hours is €270. The best return flight deal from Ontario to Dublin found on momondo in the last 72 hours is €436.
The fastest flight from Ontario to Dublin takes 12h 45m
There are no direct flights from Ontario to Dublin. There are no popular flight routes from Ontario to Dublin.
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Frequently asked questions about flying from Ontario to Dublin

  • How far is Ontario to Dublin by plane?

    The distance between Ontario and Dublin is about 8266.8 km. Typically, this will take 12h 45m by plane in normal conditions.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The required travel and health documents for your Dublin Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Dublin Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Cavan
Dundalk
Swords
Wicklow
Bray
Naas
Gorey
Mullingar
Kildare
Maynooth
Tullamore
Leixlip
Castleknock
Drogheda
Malahide
Arklow
Enniscorthy
Thurles

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Dublin. momondo saves you time and could save you money on your trip.

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

All flight searches from Ontario to Dublin on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Dublin.

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

Yes momondo offers price alerts on flights to Dublin from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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