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Find cheap flights from Ontario to Dublin from C$ 339

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dublin departing on 17/7. 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
Fri 31/5
Fri 7/6

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In the last 7 days, travellers have searched 43,740,974 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

September

Cheapest flight

C$ 339
Best time to beat the crowds (24% less expensive on average)
Most popular time to fly and prices are also 4% lower on average.
Flight from Hamilton to Dublin

FAQs for booking flights from Ontario to Dublin

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

    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 Dublin.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dublin 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 Dublin?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Dublin 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 Dublin?

    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 Dublin from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Ontario to Dublin?

Find which airlines fly direct from Ontario to Dublin, which days they fly and book direct flights.

Nonstop departures

Ontario to Dublin

Monday

ANA, ASKY, Aegean Airlines, +65 more

ANA, ASKY, +66 more

Tuesday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Wednesday

ANA, ASKY, Aegean Airlines, +63 more

ANA, ASKY, +64 more

Thursday

ANA, ASKY, Aer Lingus, +70 more

ANA, ASKY, +71 more

Friday

ANA, ASKY, Aegean Airlines, +65 more

ANA, ASKY, +66 more

Saturday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Sunday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

See more nonstop flights

Nonstop returns

Dublin to Ontario

Monday

ANA, ASKY, Aegean Airlines, +65 more

ANA, ASKY, +66 more

Tuesday

ANA, ASKY, Aer Lingus, +67 more

ANA, ASKY, +68 more

Wednesday

ANA, ASKY, Aegean Airlines, +63 more

ANA, ASKY, +64 more

Thursday

ANA, ASKY, Aer Lingus, +70 more

ANA, ASKY, +71 more

Friday

ANA, ASKY, Aegean Airlines, +65 more

ANA, ASKY, +66 more

Saturday

ANA, ASKY, Aer Lingus, +65 more

ANA, ASKY, +66 more

Sunday

ANA, ASKY, Aer Lingus, +68 more

ANA, ASKY, +69 more

See more nonstop flights
See more nonstop flights

Book cheap flights from Ontario to Dublin

Recent round-trip flight deals

30/5Thu
1 stopPLAY
10h 15mYHM-DUB
6/6Thu
1 stopPLAY
11h 10mDUB-YHM
C$ 424
29/5Wed
1 stopPLAY
10h 15mYHM-DUB
4/6Tue
1 stopPLAY
11h 10mDUB-YHM
C$ 435
23/5Thu
directWestJet
7h 00mYYZ-DUB
11/6Tue
directWestJet
7h 54mDUB-YYZ
C$ 558
25/7Thu
directWestJet
6h 50mYYZ-DUB
4/8Sun
directWestJet
7h 54mDUB-YYZ
C$ 569
23/5Thu
direct
7h 00mYYZ-DUB
11/6Tue
direct
7h 35mDUB-YYZ
C$ 620
27/5Mon
direct
6h 35mYYZ-DUB
5/6Wed
direct
7h 54mDUB-YYZ
C$ 624
18/5Sat
directAir Transat
6h 35mYYZ-DUB
12/6Wed
directAir Transat
7h 35mDUB-YYZ
C$ 722
26/5Sun
directAir Transat
6h 35mYYZ-DUB
12/6Wed
directAir Transat
7h 35mDUB-YYZ
C$ 723
5/6Wed
1 stopIcelandair
31h 05mYYZ-DUB
21/6Fri
1 stopIcelandair
11h 55mDUB-YYZ
C$ 727
23/5Thu
1 stopIcelandair
31h 05mYYZ-DUB
30/5Thu
1 stopIcelandair
14h 40mDUB-YYZ
C$ 733

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Recent one-way flight deals

17/7Wed
1 stopPLAY
10h 15mYHM-DUB
C$ 339
9/7Tue
1 stopPLAY
10h 15mYHM-DUB
C$ 344
18/5Sat
directAir Transat
6h 35mYYZ-DUB
C$ 370
13/5Mon
3 stops
33h 15mYHM-DUB
C$ 379
9/6Sun
directAir Transat
6h 35mYYZ-DUB
C$ 380
8/5Wed
directWestJet
7h 00mYYZ-DUB
C$ 424
13/5Mon
directWestJet
7h 00mYYZ-DUB
C$ 425
10/6Mon
3 stops
37h 35mYHM-DUB
C$ 446
30/5Thu
1 stopIcelandair
31h 05mYYZ-DUB
C$ 473
26/5Sun
1 stopIcelandair
9h 05mYYZ-DUB
C$ 531

Search by stops

Search by airline

Search by price

Last minute flights from Ontario to Dublin

Last minute flight, train and bus deals

5/5Sun
multi-stopPLAY
9h 35mYHM-DUB
10/5Fri
multi-stopPLAY
11h 10mDUB-YHM
C$ 639
4/5Sat
multi-stopPLAY
10h 30mYHM-DUB
8/5Wed
multi-stopPLAY
11h 10mDUB-YHM
C$ 667
4/5Sat
multi-stopPLAY
10h 30mYHM-DUB
10/5Fri
multi-stopPLAY
11h 10mDUB-YHM
C$ 698
6/5Mon
directWestJet
7h 00mYYZ-DUB
10/5Fri
directWestJet
7h 54mDUB-YYZ
C$ 704
6/5Mon
directWestJet
7h 00mYYZ-DUB
13/5Mon
directWestJet
7h 54mDUB-YYZ
C$ 735
2/5Thu
direct
6h 35mYYZ-DUB
10/5Fri
direct
7h 54mDUB-YYZ
C$ 753
4/5Sat
direct
7h 00mYYZ-DUB
6/5Mon
direct
7h 35mDUB-YYZ
C$ 792
5/5Sun
directAir Transat
6h 35mYYZ-DUB
7/5Tue
directAir Transat
7h 35mDUB-YYZ
C$ 830
6/5Mon
multi-stopUnited Airlines
10h 45mYYZ-DUB
28/5Tue
multi-stopUnited Airlines
14h 08mDUB-YYZ
C$ 885
2/5Thu
directAir Transat
6h 35mYYZ-DUB
7/5Tue
directAir Transat
7h 35mDUB-YYZ
C$ 889

Search by stops

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Flights to Dublin

Destination:

Dublin (DUB)Ireland

Return flight deals:

Dublin - Ontario

Cabin classes:

C$ 2,088
C$ 1,429
C$ 567

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