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Cheap flights from Ontario to Dublin from €323

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.
Delta Logo
07:00 - 07:45ONT  Ontario-DUB Dublin
16h 45m1 stop Atlanta Hartsfield-Jackson
Delta Logo
05:45 - 17:13DUB  Dublin-ONT Ontario
19h 28m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
€602Delta
Mon, 23 Nov - Thu, 26 Nov
KLM Logo
06:00 - 07:55ONT  Ontario-DUB Dublin
17h 55m2 stops Salt Lake City Minneapolis St Paul
KLM Logo
17:15 - 16:12DUB  Dublin-ONT Ontario
30h 57m2 stops Amsterdam Schiphol Salt Lake City
€651KLM
Sun, 27 Dec - Tue, 5 Jan
KLM Logo
07:00 - 07:45ONT  Ontario-DUB Dublin
16h 45m1 stop Atlanta Hartsfield-Jackson
KLM Logo
09:40 - 20:46DUB  Dublin-ONT Ontario
19h 06m1 stop Atlanta Hartsfield-Jackson
€655KLM
Mon, 9 Nov - Wed, 18 Nov
Multiple Airlines Logo
07:07 - 07:45ONT  Ontario-DUB Dublin
17h 38m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
09:40 - 19:30DUB  Dublin-ONT Ontario
17h 50m1 stop Atlanta Hartsfield-Jackson
€663Multiple Airlines
Tue, 27 Oct - Wed, 4 Nov
JetBlue Logo
23:05 - 09:00ONT  Ontario-DUB Dublin
25h 55m1 stop New York John F Kennedy Intl
JetBlue Logo
11:30 - 22:09DUB  Dublin-ONT Ontario
18h 39m1 stop New York John F Kennedy Intl
€678JetBlue
Fri, 9 Oct - Fri, 16 Oct
JetBlue Logo
22:39 - 09:00ONT  Ontario-DUB Dublin
26h 21m1 stop New York John F Kennedy Intl
JetBlue Logo
11:30 - 20:57DUB  Dublin-ONT Ontario
17h 27m1 stop New York John F Kennedy Intl
€690JetBlue
Thu, 10 Sep - Fri, 18 Sep
Multiple Airlines Logo
07:00 - 07:45ONT  Ontario-DUB Dublin
16h 45m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
09:40 - 18:31DUB  Dublin-ONT Ontario
16h 51m1 stop Atlanta Hartsfield-Jackson
€690Multiple Airlines
Fri, 27 Nov - Sun, 6 Dec
JetBlue Logo
22:39 - 09:00ONT  Ontario-DUB Dublin
26h 21m1 stop New York John F Kennedy Intl
JetBlue Logo
11:30 - 21:00DUB  Dublin-ONT Ontario
17h 30m1 stop New York John F Kennedy Intl
€691JetBlue
Wed, 23 Sep - Wed, 7 Oct
JetBlue Logo
22:39 - 09:00ONT  Ontario-DUB Dublin
26h 21m1 stop New York John F Kennedy Intl
JetBlue Logo
11:30 - 20:57DUB  Dublin-ONT Ontario
17h 27m1 stop New York John F Kennedy Intl
€695JetBlue
Sat, 12 Sep - Mon, 21 Sep
Iberia Logo
07:00 - 07:15ONT  Ontario-DUB Dublin
16h 15m1 stop Dallas/Fort Worth
Iberia Logo
13:00 - 23:43DUB  Dublin-ONT Ontario
18h 43m1 stop Dallas/Fort Worth
€706Iberia
Thu, 12 Nov - Wed, 18 Nov

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Delta flights from Ontario to Dublin

Our best Delta deals on Ontario to Dublin flight tickets
Delta
23 Nov
ONT07:00Ontario
16h 45m
1 stop
DUB07:45Dublin
26 Nov
DUB05:45Dublin
19h 28m
2 stops
ONT17:13Ontario
€602
Delta
23 Sept
ONT06:00Ontario
20h 00m
2 stops
DUB10:00Dublin
7 Oct
DUB08:55Dublin
21h 48m
2 stops
ONT22:43Ontario
€728
Delta
27 Dec
ONT22:59Ontario
24h 46m
1 stop
DUB07:45Dublin
5 Jan
DUB05:45Dublin
18h 27m
2 stops
ONT16:12Ontario
€742

JetBlue flights from Ontario to Dublin

Our best JetBlue deals on Ontario to Dublin flight tickets
JetBlue
9 Oct
ONT23:05Ontario
25h 55m
1 stop
DUB09:00Dublin
16 Oct
DUB11:30Dublin
18h 39m
1 stop
ONT22:09Ontario
€678
JetBlue
10 Sept
ONT22:39Ontario
26h 21m
1 stop
DUB09:00Dublin
18 Sept
DUB11:30Dublin
17h 27m
1 stop
ONT20:57Ontario
€690
JetBlue
23 Sept
ONT22:39Ontario
26h 21m
1 stop
DUB09:00Dublin
7 Oct
DUB11:30Dublin
17h 30m
1 stop
ONT21:00Ontario
€691

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

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Mon 23/11

07:00-07:45

1 stop16h 45m

Dublin

Thu 26/11

05:45-17:13

2 stops19h 28m

€602

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Sun 27/12

06:00-07:55

2 stops17h 55m

Dublin

Tue 5/1

17:15-16:12

2 stops30h 57m

€651

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Mon 9/11

07:00-07:45

1 stop16h 45m

Dublin

Wed 18/11

09:40-20:46

1 stop19h 06m

€655

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Tue 27/10

07:07-07:45

1 stop17h 38m

Dublin

Wed 4/11

09:40-19:30

1 stop17h 50m

€663

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Fri 9/10

23:05-09:00

1 stop25h 55m

Dublin

Fri 16/10

11:30-22:09

1 stop18h 39m

€678

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Thu 10/9

22:39-09:00

1 stop26h 21m

Dublin

Fri 18/9

11:30-20:57

1 stop17h 27m

€690
Fastest return journey

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Fri 27/11

07:00-07:45

1 stop16h 45m

Dublin

Sun 6/12

09:40-18:31

1 stop16h 51m

€690

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Wed 23/9

22:39-09:00

1 stop26h 21m

Dublin

Wed 7/10

11:30-21:00

1 stop17h 30m

€691

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Sat 12/9

22:39-09:00

1 stop26h 21m

Dublin

Mon 21/9

11:30-20:57

1 stop17h 27m

€695

OntarioDublin

ONT Ontario - DUB Dublin

ONTDUB

Ontario

Thu 12/11

07:00-07:15

1 stop16h 15m

Dublin

Wed 18/11

13:00-23:43

1 stop18h 43m

€706

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 day to depart on your flight to Dublin?

Our data shows that Friday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €422. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around €778. These prices are subject to change though, so be sure to set up a Price Alert for flights 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

€323

Fastest flight time

13h 08m

Direct flights

None
The best one-way flight to Dublin from Ontario in the past 72 hours is €323. The best return flight deal from Ontario to Dublin found on momondo in the last 72 hours is €602.
The fastest flight from Ontario to Dublin takes 13h 08m
There are no direct flights from Ontario to Dublin. There are no popular flight routes from Ontario to Dublin.
Search flight deals

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 13h 08m 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
Wicklow
Swords
Naas
Gorey
Bray
Kildare
Tullamore
Mullingar
Leixlip
Maynooth
Castleknock
Malahide
Carlingford
Enniscorthy
Drogheda
Arklow

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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