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Cheap flights from Ontario to Belfast Intl Airport from £162

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BFS
5 Apr — 12 Apr1
1 adult

Cheap flight deals from Ontario to Belfast Intl

Keep the following information in mind while searching for Ontario to Belfast Intl flight deals. Data was last updated 31 March 2025.

Round-trip from

£469

One-way from

£162

Popular in

December

Cheapest in

March

Average price

£564
4/5-9/5
  • 4/5-9/5
  • 2 total stops
  • 51h 35m total
  • Ontario to Belfast
28/5
  • 28/5
  • 1 total stop
  • 28h 55m total
  • Ontario to Belfast
Highest demand for flights based on searches. 10% potential increase in price (£64 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Ontario to Belfast Intl

Cheapest flights from Ontario to Belfast Intl
Explore the most affordable flight options available from Ontario to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2025.

Sun 4/522:45YYZ - BFS
1 stop28h 00mMultiple Airlines
Fri 9/521:05BFS - YYZ
1 stop23h 35mMultiple Airlines
Deal found 31/3£469
Wed 14/517:40YUL - BFS
2 stops21h 55mMultiple Airlines
Wed 21/506:10BFS - YUL
2 stops18h 10mMultiple Airlines
Deal found 31/3£520
Thu 15/516:40YOW - BFS
2 stops22h 55mMultiple Airlines
Thu 22/521:10BFS - YOW
2 stops32h 11mMultiple Airlines
Deal found 31/3£692

Cheapflights Fare Finder

Customise your flight search to find flights from Ontario to Belfast Intl 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 858,174 searches. Data last updated 31 March 2025.
Use the filters below to find and compare flights from Ontario to Belfast Intl Airport that are best for you.

Fly from

Ontario

Fly to

Belfast Intl

Route

Depart

Return

Price

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Sun 4/5

22:45-07:45

1 stop28h 00m

Belfast Intl

Fri 9/5

21:05-15:40

1 stop23h 35m

£469

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

17:40-20:35

2 stops21h 55m

Belfast Intl

Wed 21/5

06:10-19:20

2 stops18h 10m

£520

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Thu 15/5

16:40-20:35

2 stops22h 55m

Belfast Intl

Thu 22/5

21:10-00:21

2 stops32h 11m

£692

TorontoBelfast

YYZ - BFS

YYZBFS

Toronto Pearson Intl

Wed 28/5

22:15-08:10

1 stop28h 55m

£162

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Wed 28/5

05:55-08:10

2 stops45h 15m

£206

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 28/5

06:45-08:10

2 stops44h 25m

£210

TorontoBelfast

YTZ - BFS

YTZBFS

Toronto Island

Tue 29/4

11:55-21:30

2 stops28h 35m

£257

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Best time to book a flight from Ontario to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Ontario with our price prediction graph.
Estimated return 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 Ontario to Belfast Intl Airport

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Belfast Intl Airport (average of £67). Flying from Region of Ontario to Belfast Intl Airport in July is currently the most expensive (average of £90). 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.

Rainfall in Belfast Intl by month

Plan your trip to Belfast Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast Intl Airport ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 50.0 mm.

Temperature in Belfast Intl by month

Plan your trip to Belfast Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Related info for your journey

Find useful and relevant information for your journey from Ontario to Belfast Intl. 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 Region of Ontario to Belfast Intl Airport?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Belfast Intl 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 Region of Ontario to Belfast Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Belfast Intl Airport (average of £67). Flying from Region of Ontario to Belfast Intl Airport in July is currently the most expensive (average of £90). 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.

See more FAQs

Travelling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

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

Need flexible booking options for your flight to Belfast Intl from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

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