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Cheap flights from Belfast Intl Airport to Ontario from C$ 631

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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — YYZ
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap 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 15 September 2025.

Round-trip from

C$ 843

One-way from

C$ 631

Popular in

August

Cheapest in

May

Average price

C$ 942
30/10-6/11
  • 30/10-6/11
  • 2 total stops
  • 53h 00m total
  • Belfast to Ontario
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31/10
  • 31/10
  • 3 total stops
  • 42h 54m total
  • Belfast to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 210 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 65 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Belfast Intl to Ontario

Cheapest flights from Belfast Intl to Ontario
Explore the most affordable flight options available from Belfast Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Thu 30/108:05 p.m.BFS - YYZ
1 stop23h 55mMultiple Airlines
Thu 6/119:35 p.m.YYZ - BFS
1 stop29h 05mMultiple Airlines
Deal found 15/9C$ 843
Wed 29/106:30 a.m.BFS - YYZ
1 stop13h 30mMultiple Airlines
Wed 19/119:35 p.m.YYZ - BFS
1 stop29h 55mMultiple Airlines
Deal found 15/9C$ 884
Thu 30/105:15 p.m.BFS - YTZ
3 stops28h 10mMultiple Airlines
Thu 6/118:40 a.m.YTZ - BFS
3 stops30h 45mMultiple Airlines
Deal found 15/9C$ 1,198

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 15 September 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 30/10

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

1 stop23h 55m

Toronto Pearson Intl

Thu 6/11

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

1 stop29h 05m

C$ 843

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Wed 29/10

6:30 a.m.-4:00 p.m.

1 stop13h 30m

Toronto Pearson Intl

Wed 19/11

9:35 p.m.-8:30 a.m.

1 stop29h 55m

C$ 884

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Tue 28/10

8:55 p.m.-4:00 p.m.

1 stop23h 05m

Toronto Pearson Intl

Tue 4/11

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

1 stop19h 15m

C$ 935

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Thu 30/10

5:15 p.m.-5:25 p.m.

3 stops28h 10m

Toronto Island

Thu 6/11

8:40 a.m.-8:25 p.m.

3 stops30h 45m

C$ 1,198

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Fri 31/10

6:00 a.m.-8:54 p.m.

3 stops42h 54m

C$ 631

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sat 11/10

8:35 a.m.-12:10 a.m.

2 stops20h 35m

C$ 717

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

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 - Toronto Island or Belfast Intl - Montreal Pierre Elliott Trudeau Intl 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.

  • What is the cheapest month to book a flight from Belfast Intl Airport to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Region of Ontario (average of C$ 169). Flying from Belfast Intl Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Ontario?

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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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