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Cheap flights from Northern Ireland to Ontario from C$ 333

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — YYZ
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Ontario
Explore the most affordable flight options available from Northern Ireland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Thu 12/38:05 p.m.
BFS
-
YYZ
1 stop23h 55m
Multiple Airlines
Thu 19/310:35 p.m.
YYZ
-
BFS
1 stop29h 05m
Multiple Airlines
Deal found 27/1C$ 677
Fri 13/39:20 p.m.
BFS
-
YYZ
1 stop22h 40m
Multiple Airlines
Fri 20/310:35 p.m.
YYZ
-
BFS
1 stop30h 20m
Multiple Airlines
Deal found 27/1C$ 683
Thu 29/16:55 p.m.
BFS
-
YYZ
1 stop25h 05m
Multiple Airlines
Fri 20/29:35 p.m.
YYZ
-
BFS
1 stop30h 20m
Multiple Airlines
Deal found 28/1C$ 793
Fri 13/35:30 p.m.
BFS
-
YUL
1 stop21h 55m
Multiple Airlines
Fri 20/39:25 p.m.
YUL
-
BFS
1 stop12h 25m
Multiple Airlines
Deal found 27/1C$ 886
Wed 4/25:40 p.m.
BHD
-
YYZ
1 stop31h 35m
British Airways
Sun 8/210:05 p.m.
YYZ
-
BHD
1 stop13h 45m
British Airways
Deal found 26/1C$ 901
Thu 12/28:00 p.m.
BHD
-
YYZ
2 stops30h 29m
British Airways
Mon 16/210:05 p.m.
YYZ
-
BHD
1 stop13h 00m
British Airways
Deal found 26/1C$ 903
Tue 16/67:00 a.m.
BHD
-
YUL
2 stops17h 20m
Multiple Airlines
Fri 19/68:35 p.m.
YUL
-
BHD
2 stops18h 55m
Multiple Airlines
Deal found 28/1C$ 973
Fri 24/46:30 a.m.
BHD
-
YUL
1 stop18h 45m
British Airways
Tue 28/410:00 p.m.
YUL
-
BHD
1 stop13h 25m
British Airways
Deal found 26/1C$ 975
Fri 6/27:35 p.m.
BHD
-
YUL
1 stop28h 10m
British Airways
Mon 9/28:40 p.m.
YUL
-
BHD
1 stop12h 35m
British Airways
Deal found 26/1C$ 976
Wed 8/78:35 p.m.
BHD
-
YYZ
2 stops24h 15m
British Airways
Thu 16/76:05 p.m.
YYZ
-
BHD
1 stop19h 40m
British Airways
Deal found 27/1C$ 1,018
Sun 21/63:25 p.m.
BHD
-
YYZ
2 stops29h 25m
British Airways
Sat 27/65:35 p.m.
YYZ
-
BHD
2 stops14h 45m
British Airways
Deal found 27/1C$ 1,089
Thu 12/32:25 p.m.
BFS
-
YTZ
3 stops33h 30m
Multiple Airlines
Thu 19/312:30 p.m.
YTZ
-
BFS
3 stops29h 50m
Multiple Airlines
Deal found 27/1C$ 1,096

Find flight deals from Northern Ireland to Ontario

Keep the following information in mind while searching for Northern Ireland to Ontario flight deals. Data was last updated 29 January 2026.

Round-trip from

C$ 677

One-way from

C$ 333

Popular in

August

Cheapest in

January

Average price

C$ 745
12/3-19/3
  • 12/3-19/3
  • 2 total stops
  • 53h 00m total
  • Northern Ireland to Ontario
Search Deals
13/3
  • 13/3
  • 3 total stops
  • 31h 08m total
  • Northern Ireland to Ontario
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Northern Ireland to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Northern Ireland to Ontario that are best for you.

Fly from

Northern Ireland

Fly to

Ontario

Route

Depart

Return

Price

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Thu 12/3

8:05 p.m.-4:00 p.m.

1 stop23h 55m

Toronto Pearson Intl

Thu 19/3

10:35 p.m.-7:40 a.m.

1 stop29h 05m

C$ 677

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Fri 13/3

9:20 p.m.-4:00 p.m.

1 stop22h 40m

Toronto Pearson Intl

Fri 20/3

10:35 p.m.-8:55 a.m.

1 stop30h 20m

C$ 683

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Fri 13/3

5:30 p.m.-11:25 a.m.

1 stop21h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 20/3

9:25 p.m.-1:50 p.m.

1 stop12h 25m

C$ 886

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Thu 12/2

8:00 p.m.-9:29 p.m.

2 stops30h 29m

Toronto Pearson Intl

Mon 16/2

10:05 p.m.-4:05 p.m.

1 stop13h 00m

C$ 903

BelfastMontreal

BHD - YUL

BHDYUL

Belfast City

Tue 16/6

7:00 a.m.-7:20 p.m.

2 stops17h 20m

Montreal Pierre Elliott Trudeau Intl

Fri 19/6

8:35 p.m.-8:30 p.m.

2 stops18h 55m

C$ 973

BelfastMontreal

BHD - YUL

BHDYUL

Belfast City

Fri 24/4

6:30 a.m.-8:15 p.m.

1 stop18h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 28/4

10:00 p.m.-4:25 p.m.

1 stop13h 25m

C$ 975

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Wed 8/7

8:35 p.m.-3:50 p.m.

2 stops24h 15m

Toronto Pearson Intl

Thu 16/7

5:35 p.m.-9:50 a.m.

2 stops11h 15m

C$ 1,072

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Sun 21/6

3:25 p.m.-3:50 p.m.

2 stops29h 25m

Toronto Pearson Intl

Sat 27/6

5:35 p.m.-1:20 p.m.

2 stops14h 45m

C$ 1,089

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Thu 12/3

2:25 p.m.-7:55 p.m.

3 stops33h 30m

Toronto Island

Thu 19/3

12:30 p.m.-10:20 p.m.

3 stops29h 50m

C$ 1,096

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 9/3

10:20 a.m.-12:14 a.m.

2 stops17h 54m

Toronto Pearson Intl

Thu 12/3

10:35 p.m.-7:40 a.m.

1 stop29h 05m

C$ 1,241

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 15 results
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Best time to book a flight from Northern Ireland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Northern Ireland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Northern Ireland to Region of Ontario?

    Departing from Northern Ireland to Region of Ontario will take you 30h 29m. Airlines will cover a distance of 5237 km.

  • Can I find deals for flights from Northern Ireland to Ontario that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Ontario.

  • Can I find deals for business class flights from Northern Ireland to Ontario?

    Yes. Cheapflights offers flight deals from Northern Ireland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Northern Ireland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Manchester to Abbotsford flights
Glasgow Intl to Vancouver Intl flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Ontario?

Cheapflights helps you search for flights from Northern Ireland to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Northern Ireland to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Northern Ireland to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Northern Ireland to Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Northern Ireland to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Northern Ireland to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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