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Cheap flights from Belfast Intl Airport to Ontario from C$ 500

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — YYZ
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Ontario

Enter your travel dates to find the best prices.

Best flights from Belfast Intl to Ontario
Discover carefully curated flight deals from Belfast Intl to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 16 December 2025.

Thu 29/18:05 p.m.BFS - YYZ
1 stop23h 55mMultiple Airlines
Thu 5/29:35 p.m.YYZ - BFS
1 stop29h 05mMultiple Airlines
Deal found 15/12C$ 782
Thu 19/26:30 a.m.BFS - YYZ
1 stop13h 30mMultiple Airlines
Sat 28/29:35 p.m.YYZ - BFS
1 stop13h 35mMultiple Airlines
Deal found 15/12C$ 788
Wed 28/16:30 a.m.BFS - YUL
2 stops19h 25mMultiple Airlines
Wed 4/25:25 p.m.YUL - BFS
2 stops21h 10mMultiple Airlines
Deal found 14/12C$ 881
Sun 18/15:45 a.m.BFS - YYZ
2 stops20h 30mMultiple Airlines
Sun 25/15:30 p.m.YYZ - BFS
2 stops21h 40mMultiple Airlines
Deal found 16/12C$ 978
Sat 17/111:10 p.m.BFS - YUL
2 stops26h 05mMultiple Airlines
Tue 27/18:10 p.m.YUL - BFS
2 stops19h 05mMultiple Airlines
Deal found 15/12C$ 1,066
Sun 18/16:30 a.m.BFS - YTZ
2 stops20h 05mMultiple Airlines
Sun 25/16:30 p.m.YTZ - BFS
2 stops14h 20mMultiple Airlines
Deal found 16/12C$ 1,499

Find flight deals from Belfast Intl to Ontario

Keep the following information in mind while searching for Belfast Intl to Ontario flight deals. Data was last updated 16 December 2025.

Round-trip from

C$ 739

One-way from

C$ 500

Popular in

August

Cheapest in

January
29/1-5/2
  • 29/1-5/2
  • 4 total stops
  • 38h 25m total
  • Belfast to Ontario
Search Deals
28/1
  • 28/1
  • 2 total stops
  • 42h 40m total
  • Belfast to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 188 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 75 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Belfast Intl 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 16 December 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Ontario that are best for you.

Fly from

Belfast Intl

Fly to

Ontario

Route

Depart

Return

Price

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Thu 29/1

8:05 p.m.-3:00 p.m.

1 stop23h 55m

Toronto Pearson Intl

Thu 5/2

9:35 p.m.-7:40 a.m.

1 stop29h 05m

C$ 782

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Thu 19/2

6:30 a.m.-3:00 p.m.

1 stop13h 30m

Toronto Pearson Intl

Sat 28/2

9:35 p.m.-4:10 p.m.

1 stop13h 35m

C$ 788

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Wed 28/1

6:30 a.m.-8:55 p.m.

2 stops19h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

5:25 p.m.-7:35 p.m.

2 stops21h 10m

C$ 881

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sun 18/1

5:45 a.m.-9:15 p.m.

2 stops20h 30m

Toronto Pearson Intl

Sun 25/1

5:30 p.m.-8:10 p.m.

2 stops21h 40m

C$ 978

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Sat 17/1

11:10 p.m.-8:15 p.m.

2 stops26h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 27/1

8:10 p.m.-8:15 p.m.

2 stops19h 05m

C$ 1,066

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Sun 18/1

6:30 a.m.-9:35 p.m.

2 stops20h 05m

Toronto Island

Sun 25/1

6:30 p.m.-1:50 p.m.

2 stops14h 20m

C$ 1,499

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Wed 28/1

5:30 p.m.-7:10 a.m.

2 stops42h 40m

C$ 500

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Wed 28/1

5:30 p.m.-4:13 p.m.

3 stops51h 43m

C$ 545

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sun 4/1

11:05 p.m.-7:50 p.m.

3 stops49h 45m

C$ 1,130

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Sun 4/1

11:05 p.m.-8:50 p.m.

3 stops50h 45m

C$ 1,398

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Best time to book a flight from Belfast Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Belfast Intl 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 Belfast Intl Airport 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 Belfast Intl to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Belfast Intl Airport to Region of Ontario?

    When deciding which route to take from Belfast Intl Airport to Region of Ontario consider Belfast Intl - Toronto Pearson Intl, Belfast Intl - Montreal Pierre Elliott Trudeau Intl or Belfast Intl - Toronto Island as they are the most popular.

  • Can I find deals for flights from Belfast Intl to Ontario that include hotel bookings?

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

  • How can I find direct flights from Belfast Intl to Ontario?

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

  • Can I find deals for business class flights from Belfast Intl to Ontario?

    Yes. Cheapflights offers flight deals from Belfast Intl 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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Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Belfast Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Belfast Intl to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Belfast Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Belfast Intl to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from Belfast Intl today and book when prices fit your budget.

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