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

Prices for flights from Ontario Airport to Ireland refresh daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Ireland.

What documentation or ID do you need to fly to Ireland?

The required travel and health documents for your Ireland 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 Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€274 Cheap Flights from Ontario to Ireland in 2026

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Find the cheapest flights from Ontario to Ireland

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:00 - 07:30

ONT

SNN

16h 30m

1 stop

09:30 - 18:19

SNN

ONT

16h 49m

1 stop

€592United Airlines

Sun, 16 Aug - Thu, 3 Sep

19:13 - 07:30

ONT

SNN

28h 17m

2 stops

09:30 - 18:19

SNN

ONT

16h 49m

1 stop

€595United Airlines

Sat, 15 Aug - Tue, 1 Sep

22:56 - 09:35

ONT

DUB

26h 39m

2 stops

05:35 - 21:29

DUB

ONT

47h 54m

2 stops

€605Turkish Airlines

Tue, 15 Sep - Tue, 22 Sep

19:13 - 07:30

ONT

SNN

28h 17m

2 stops

09:30 - 12:38

SNN

ONT

35h 08m

2 stops

€605United Airlines

Sat, 15 Aug - Fri, 4 Sep

07:00 - 08:45

ONT

DUB

17h 45m

1 stop

11:00 - 18:01

DUB

ONT

15h 01m

1 stop

€656Delta

Sun, 16 Aug - Fri, 28 Aug

05:00 - 08:15

ONT

DUB

19h 15m

3 stops

09:50 - 18:19

DUB

ONT

16h 29m

2 stops

€657Multiple Airlines

Tue, 18 Aug - Tue, 1 Sep

22:59 - 09:15

ONT

DUB

26h 16m

2 stops

13:15 - 11:04

DUB

ONT

29h 49m

2 stops

€660Delta

Fri, 14 Aug - Tue, 1 Sep

05:00 - 08:15

ONT

DUB

19h 15m

3 stops

09:50 - 20:52

DUB

ONT

43h 02m

3 stops

€664Multiple Airlines

Tue, 18 Aug - Tue, 1 Sep

12:19 - 19:50

ONT

ORK

23h 31m

2 stops

20:30 - 21:07

ORK

ONT

32h 37m

2 stops

€892British Airways

Thu, 16 Apr - Thu, 23 Apr

10:59 - 19:50

ONT

ORK

24h 51m

2 stops

20:30 - 18:37

ORK

ONT

30h 07m

2 stops

€936British Airways

Wed, 8 Apr - Wed, 15 Apr

British Airways flights from Ontario to Ireland

Our best British Airways deals on Ontario to Ireland flight tickets

British Airways

15 Sept

ONT14:22Ontario

21h 08m

2 stops

DUB19:30Dublin

25 Sept

DUB20:10Dublin

30h 47m

2 stops

ONT18:57Ontario

€681

British Airways

24 Apr

ONT16:52Ontario

18h 33m

2 stops

DUB19:25Dublin

12 May

DUB10:30Dublin

20h 06m

2 stops

ONT22:36Ontario

€705

British Airways

2 May

ONT10:59Ontario

19h 26m

2 stops

DUB14:25Dublin

9 May

DUB20:15Dublin

33h 44m

2 stops

ONT21:59Ontario

€722

Air Canada flights from Ontario to Ireland

Our best Air Canada deals on Ontario to Ireland flight tickets

Air Canada

12 Aug

ONT08:00Ontario

39h 45m

2 stops

DUB07:45Dublin

30 Aug

DUB09:50Dublin

34h 22m

2 stops

ONT12:12Ontario

€669

Air Canada

13 Aug

ONT19:13Ontario

28h 32m

2 stops

DUB07:45Dublin

31 Aug

DUB09:50Dublin

34h 48m

2 stops

ONT12:38Ontario

€672

Air Canada

15 Aug

ONT05:00Ontario

19h 15m

2 stops

DUB08:15Dublin

30 Aug

DUB09:50Dublin

40h 21m

2 stops

ONT18:11Ontario

€677

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Sun 16/8

07:00-07:30

1 stop16h 30m

Shannon

Thu 3/9

09:30-18:19

1 stop16h 49m

€592

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Sat 15/8

19:13-07:30

2 stops28h 17m

Shannon

Tue 1/9

09:30-18:19

1 stop16h 49m

€595

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Tue 15/9

22:56-09:35

2 stops26h 39m

Dublin

Tue 22/9

05:35-21:29

2 stops47h 54m

€605

OntarioShannon

ONT - SNN

ONTSNN

Ontario

Sat 15/8

19:13-07:30

2 stops28h 17m

Shannon

Fri 4/9

09:30-12:38

2 stops35h 08m

€605

Fastest return journey

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Sun 16/8

07:00-08:45

1 stop17h 45m

Dublin

Fri 28/8

11:00-18:01

1 stop15h 01m

€656

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Tue 18/8

05:00-08:15

3 stops19h 15m

Dublin

Tue 1/9

09:50-18:19

2 stops16h 29m

€657

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Fri 14/8

22:59-09:15

2 stops26h 16m

Dublin

Tue 1/9

13:15-11:04

2 stops29h 49m

€660

OntarioDublin

ONT - DUB

ONTDUB

Ontario

Tue 18/8

05:00-08:15

3 stops19h 15m

Dublin

Tue 1/9

09:50-20:52

3 stops43h 02m

€664

OntarioCork

ONT - ORK

ONTORK

Ontario

Thu 16/4

12:19-19:50

2 stops23h 31m

Cork

Thu 23/4

20:30-21:07

2 stops32h 37m

€892

OntarioCork

ONT - ORK

ONTORK

Ontario

Wed 8/4

10:59-19:50

2 stops24h 51m

Cork

Wed 15/4

20:30-18:37

2 stops30h 07m

€936

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 Ontario to Ireland

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 Ireland?

United Airlines, Lufthansa, and British Airways are the most popular carriers operating from Ontario to Ireland

Cheap Ontario to Ireland flight deals and tips

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

Fastest flight time	12h 58m
Direct flights	None

The fastest flight from Ontario to Ireland takes 12h 58m

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

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Ireland?
Prices for flights from Ontario Airport to Ireland refresh daily.
How old do you have to be to fly from Ontario Airport to Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland 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 Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Ontario to Ireland flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Ireland from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Ontario to Ireland 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.

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Popular Cities in Ireland

Flights to Dublinfrom €43

Flights to Corkfrom €103

Flights to Shannon, Clarefrom €104

Flights to Donegalfrom €83

Flights to Milltown (Kerry)from €37

Cheap flights from Ontario to Ireland from €274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Ireland departing on 26/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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British Airways flights from Ontario to Ireland

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How to get the cheapest flight ticket from Ontario to Ireland

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

Cheap Ontario to Ireland flight deals and tips

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

Fastest flight time

Direct flights

Why use momondo?

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Ireland

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According to popular flight searches on momondo this year