Flights to Ontario

€273 Cheap flights to Ontario

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Ontario departing on 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Recent flights found to popular cities in Ontario

Find flights to these popular cities in Ontario from your nearest airport.
Multiple Airlines
15 Sept
DUB
29h 14m
1 stop
YYZ
30 Sept
YYZ
6h 35m
DUB
Multiple Airlines
15 Sept
DUB
29h 14m
1 stop
YYZ
30 Sept
YYZ
6h 35m
DUB
WestJet
17 Sept
DUB
11h 30m
1 stop
YYZ
1 Oct
YYZ
6h 50m
DUB
Multiple Airlines
17 Sept
DUB
28h 39m
1 stop
YYZ
30 Sept
YYZ
6h 35m
DUB
Multiple Airlines
17 Sept
DUB
28h 39m
1 stop
YYZ
30 Sept
YYZ
6h 35m
DUB
Multiple Airlines
15 Sept
DUB
29h 14m
1 stop
YYZ
22 Sept
YYZ
6h 35m
DUB
WestJet
17 Sept
DUB
28h 39m
1 stop
YYZ
1 Oct
YYZ
9h 15m
1 stop
DUB
Multiple Airlines
17 Sept
DUB
11h 30m
1 stop
YYZ
29 Sept
YYZ
6h 35m
DUB
WestJet
27 Sept
DUB
7h 45m
YYZ
4 Oct
YYZ
6h 50m
DUB
Icelandair
17 Nov
DUB
11h 45m
1 stop
YYZ
21 Nov
YYZ
9h 35m
1 stop
DUB
Icelandair
17 Sept
DUB
14h 40m
1 stop
YYZ
30 Sept
YYZ
9h 15m
1 stop
DUB
Multiple Airlines
15 Sept
DUB
29h 14m
1 stop
YYZ
22 Sept
YYZ
6h 35m
DUB
WestJet
15 Sept
DUB
43h 37m
2 stops
YOW
22 Sept
YOW
21h 40m
2 stops
DUB
Air Transat
19 Sept
DUB
12h 45m
1 stop
YOW
4 Oct
YOW
13h 25m
1 stop
DUB
Multiple Airlines
8 Oct
DUB
17h 52m
1 stop
YOW
6 Nov
YOW
43h 05m
2 stops
DUB
Air Transat
27 Sept
DUB
12h 20m
1 stop
YOW
11 Oct
YOW
16h 10m
1 stop
DUB
Air Canada
15 Sept
DUB
9h 31m
1 stop
YOW
22 Sept
YOW
8h 05m
1 stop
DUB
Air Canada
15 Sept
DUB
15h 57m
2 stops
YOW
22 Sept
YOW
12h 05m
1 stop
DUB
Air Canada
27 Sept
DUB
12h 47m
2 stops
YOW
11 Oct
YOW
12h 35m
2 stops
DUB
Multiple Airlines
27 Sept
DUB
16h 07m
1 stop
YOW
13 Oct
YOW
23h 05m
1 stop
DUB
Air Canada
27 Sept
DUB
12h 47m
2 stops
YOW
13 Oct
YOW
12h 35m
2 stops
DUB
Air Canada
27 Sept
DUB
15h 54m
1 stop
YOW
13 Oct
YOW
12h 35m
2 stops
DUB
Air Canada
27 Sept
DUB
15h 54m
1 stop
YOW
13 Oct
YOW
11h 20m
1 stop
DUB
Air Canada
19 Sept
DUB
10h 14m
1 stop
YOW
4 Oct
YOW
18h 10m
2 stops
DUB

Find the cheapest flights from Ireland to Ontario

Recent return flight deals from Ireland to Ontario

 Logo
09:45 - 09:59DUB-YYZ
29h 14m1 stop
 Logo
23:55 - 11:30YYZ-DUB
6h 35mdirect
€273
Find Deal
Mon, 15 Sep - Tue, 30 Sep
 Logo
09:45 - 09:59DUB-YYZ
29h 14m1 stop
 Logo
23:55 - 11:30YYZ-DUB
6h 35mdirect
€276
Find Deal
Mon, 15 Sep - Tue, 30 Sep
WestJet Logo
10:20 - 16:50DUB-YYZ
11h 30m1 stop
WestJet Logo
22:10 - 10:00YYZ-DUB
6h 50mdirect
€283WestJet
Find Deal
Wed, 17 Sep - Wed, 1 Oct
Air Canada Logo
09:20 - 16:45DUB-YTZ
12h 25m1 stop
Air Canada Logo
17:25 - 07:45YTZ-DUB
9h 20m1 stop
€386Air Canada
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Air Canada Logo
09:20 - 14:45DUB-YTZ
10h 25m1 stop
Air Canada Logo
17:25 - 07:45YTZ-DUB
9h 20m1 stop
€389Air Canada
Find Deal
Thu, 11 Sep - Wed, 17 Sep
Lufthansa Logo
17:10 - 16:20ORK-YYZ
28h 10m1 stop
Lufthansa Logo
20:20 - 16:25YYZ-ORK
15h 05m2 stops
€448Lufthansa
Find Deal
Mon, 22 Sep - Sun, 28 Sep
Lufthansa Logo
17:10 - 16:20ORK-YYZ
28h 10m1 stop
Lufthansa Logo
20:20 - 16:25YYZ-ORK
15h 05m2 stops
€451Lufthansa
Find Deal
Mon, 22 Sep - Sun, 28 Sep
Air Transat Logo
13:15 - 21:00DUB-YOW
12h 45m1 stop
Air Transat Logo
17:05 - 11:30YOW-DUB
13h 25m1 stop
€472Air Transat
Find Deal
Fri, 19 Sep - Sat, 4 Oct
Air Transat Logo
13:15 - 20:35DUB-YOW
12h 20m1 stop
Air Transat Logo
14:20 - 11:30YOW-DUB
16h 10m1 stop
€489Air Transat
Find Deal
Sat, 27 Sep - Sat, 11 Oct
Aer Lingus Logo
20:30 - 15:50ORK-YYZ
24h 20m2 stops
Aer Lingus Logo
17:20 - 10:45YYZ-ORK
12h 25m2 stops
€575Aer Lingus
Find Deal
Mon, 22 Sep - Mon, 29 Sep

momondo Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 17 August 2025.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 15/9

09:45-09:59

1 stop29h 14m

Toronto Pearson Intl

Tue 30/9

23:55-11:30

Nonstop6h 35m

€273

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Mon 15/9

09:45-09:59

1 stop29h 14m

Toronto Pearson Intl

Tue 30/9

23:55-11:30

Nonstop6h 35m

€276

DublinToronto

DUB - YYZ

DUBYYZ

Dublin

Wed 17/9

10:20-16:50

1 stop11h 30m

Toronto Pearson Intl

Wed 1/10

22:10-10:00

Nonstop6h 50m

€283

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Mon 15/9

09:20-16:45

1 stop12h 25m

Toronto Island

Mon 22/9

17:25-07:45

1 stop9h 20m

€386

DublinToronto

DUB - YTZ

DUBYTZ

Dublin

Thu 11/9

09:20-14:45

1 stop10h 25m

Toronto Island

Wed 17/9

17:25-07:45

1 stop9h 20m

€389

CorkToronto

ORK - YYZ

ORKYYZ

Cork

Mon 22/9

17:10-16:20

1 stop28h 10m

Toronto Pearson Intl

Sun 28/9

20:20-16:25

2 stops15h 05m

€448

CorkToronto

ORK - YYZ

ORKYYZ

Cork

Mon 22/9

17:10-16:20

1 stop28h 10m

Toronto Pearson Intl

Sun 28/9

20:20-16:25

2 stops15h 05m

€451

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 19/9

13:15-21:00

1 stop12h 45m

Ottawa

Sat 4/10

17:05-11:30

1 stop13h 25m

€472

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 27/9

13:15-20:35

1 stop12h 20m

Ottawa

Sat 11/10

14:20-11:30

1 stop16h 10m

€489

CorkToronto

ORK - YYZ

ORKYYZ

Cork

Mon 22/9

20:30-15:50

2 stops24h 20m

Toronto Pearson Intl

Mon 29/9

17:20-10:45

2 stops12h 25m

€575

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 Ontario from

Ontario flights insights and trends

Explore insights for your Ontario flight to craft the best travel plan

What is the cheapest flight I can find to Region of Ontario?

Flights to Region of Ontario vary based on month, airline, when you book, where you are departing from and many more variables, but on average momondo users can expect to spend about €498/pp. The absolute cheapest flight to Region of Ontario is €64/pp
See prices from:

What is the cheapest day to depart on your flight to Region of Ontario?

Our data shows that Thursday is the least expensive day to fly to Region of Ontario. Tickets to fly out on this day can be as low as €534. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around €621.

Cheapest flights to cities in Ontario

Click on the cities below to find out when it's cheapest to fly to Ontario from Ireland
Toronto
Toronto

Cheap Ontario flight deals and tips

Summary info about Ontario flight prices, duration and airlines

Best One-Way Price

€122

Best Round-Trip Price

€273

Fastest flight time

7h 40m
The best one-way flight price to Ontario from Ireland in the last 72 hours is €122 (Dublin to Toronto Pearson Intl).
The best round-trip flight price to Ontario from Ireland in the last 72 hours is €273 (Dublin to Toronto Pearson Intl).
The fastest flight to Ontario from Ireland takes 7h 40m (Dublin to Toronto Pearson Intl).

Frequently asked questions about flying to Ontario

What is the best airport to fly into to visit Toronto?

I plan on visiting Nipissing Beach. Which airport is the quickest drive?

The closest airport to Nipissing Beach is Sudbury, Ontario Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to North Bay Airport.

What are the most popular landmarks in Region of Ontario?

What is the weather like in Region of Ontario?

Region of Ontario typically has a temperature range from -6 °C(January) to 21 °C(July). Those looking to avoid rain and/or snow while visiting Region of Ontario should plan their trip in February, March, or January, as these months are relatively less likely to have precipitation.

Which airlines fly to Region of Ontario?

How much are flights to Region of Ontario?

You can expect to spend an average of €527 for a flight to Region of Ontario. However, our users found flights to Region of Ontario for €220, which is the cheapest price we’ve seen in the past week. €2,212 per ticket tends to be the most expensive a flight to Region of Ontario will get, whereas anything for €415 or less is considered a good deal.

What is the best day of the week to fly to Region of Ontario?

If your travel plans are flexible and you’re looking to save money on flights to Region of Ontario, then be sure to book your departure on a Thursday. Flying out on a Thursday, as well as a Monday, is your best option. Departing on a Sunday tends to be the most expensive day of the week to fly to Region of Ontario.

When did momondo last update prices for flights to Ontario?

Prices for flights to Ontario are refreshed on a daily basis.

How many operators does momondo search for flights to Ontario?

How old do you have to be to fly to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Ontario.

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

The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Ontario with this policy.

How can momondo help me find flights to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Ontario.

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

If you are not ready to book a flight to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Ontario and let you know when they change.

An easier way to manage your Ontario trip

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1 adult
Fri 22/8
Fri 29/8

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Popular Flights to Ontario

Popular routes according to searches in the past day on momondo