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€377 Find cheap flights from Ontario to Ireland

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Ireland departing on 27/11. 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.
1 adult
0 bags

Search hundreds of travel sites at once for deals on flights to Ireland

Best Ireland Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

Dublin
Dublin2 stops€453
Cork
Cork2 stops€787
Shannon
Shannon2 stops€866

Good to know

Low season

August

High season

May

Cheapest flight

€377
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly (52% more expensive on average)
Flight from Ontario to Dublin

FAQs - booking Ireland flights

  • How does KAYAK find such low prices on flights from Ontario to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ireland from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Ireland with an airline and back to Ontario with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ireland from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Ireland

  • Morning departure is around 24% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

Book cheap flights from Ontario to Ireland

Recent return flight deals

10/1Fri
2 stopsAir Canada
18h 00mONT-DUB
19/1Sun
2 stopsAir Canada
44h 10mDUB-ONT
€453
14/11Thu
2 stopsDelta
26h 45mONT-DUB
28/11Thu
1 stopDelta
16h 12mDUB-ONT
€456
13/11Wed
2 stopsUnited Airlines
15h 30mONT-DUB
20/11Wed
2 stopsUnited Airlines
21h 02mDUB-ONT
€463
14/11Thu
3 stopsUnited Airlines
20h 05mONT-DUB
21/11Thu
2 stopsUnited Airlines
21h 02mDUB-ONT
€468
14/11Thu
1 stopKLM
17h 15mONT-DUB
21/11Thu
1 stopKLM
16h 12mDUB-ONT
€503
10/12Tue
1 stopKLM
17h 15mONT-DUB
26/12Thu
1 stopKLM
16h 11mDUB-ONT
€515
23/4Wed
2 stops
18h 32mONT-DUB
7/5Wed
1 stop
15h 17mDUB-ONT
€575
23/4Wed
2 stops
18h 32mONT-DUB
7/5Wed
2 stops
20h 12mDUB-ONT
€588
2/4Wed
1 stopIberia
14h 43mONT-DUB
30/4Wed
1 stopIberia
15h 23mDUB-ONT
€619
23/4Wed
1 stopIberia
16h 57mONT-DUB
21/5Wed
1 stopIberia
18h 55mDUB-ONT
€723

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Recent one-way flight deals

27/11Wed
3 stopsUnited Airlines
20h 05mONT-DUB
€377
28/12Sat
2 stopsUnited Airlines
31h 15mONT-DUB
€383
1/12Sun
1 stopKLM
17h 15mONT-DUB
€401
3/3Mon
1 stopKLM
13h 06mONT-DUB
€403
30/12Mon
1 stopDelta
25h 56mONT-DUB
€404
27/12Fri
2 stopsBritish Airways
33h 25mONT-DUB
€422
1/12Sun
2 stopsIberia
38h 37mONT-DUB
€555
28/12Sat
1 stopDelta
25h 56mONT-DUB
€573
23/12Mon
2 stopsBritish Airways
16h 50mONT-DUB
€769
19/12Thu
2 stopsIberia
22h 15mONT-DUB
€805

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Last minute flights from Ontario to Ireland

Last minute flight, train and bus deals

5/11Tue
multi-stopUnited Airlines
15h 30mONT-DUB
12/11Tue
multi-stopUnited Airlines
18h 33mDUB-ONT
€732
4/11Mon
multi-stopUnited Airlines
15h 30mONT-DUB
10/11Sun
multi-stopUnited Airlines
18h 33mDUB-ONT
€1,050
5/11Tue
multi-stopUnited Airlines
15h 30mONT-DUB
11/11Mon
multi-stopUnited Airlines
18h 33mDUB-ONT
€1,053
3/11Sun
multi-stopUnited Airlines
17h 00mONT-DUB
7/11Thu
multi-stopUnited Airlines
16h 54mDUB-ONT
€1,271
1/11Fri
multi-stopUnited Airlines
16h 30mONT-DUB
8/11Fri
multi-stopUnited Airlines
21h 23mDUB-ONT
€1,435
5/11Tue
multi-stopKLM
17h 21mONT-DUB
12/11Tue
multi-stopKLM
16h 12mDUB-ONT
€1,476
1/11Fri
multi-stopKLM
16h 20mONT-DUB
14/11Thu
multi-stopKLM
16h 12mDUB-ONT
€2,494
3/11Sun
multi-stopKLM
17h 21mONT-DUB
7/11Thu
multi-stopKLM
19h 24mDUB-ONT
€2,532
3/11Sun
multi-stopKLM
17h 21mONT-DUB
7/11Thu
multi-stopKLM
19h 24mDUB-ONT
€13,381

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Everything you need to know for your flight from Ontario to Ireland

Information on your arrival and departure airports