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Cheap flights from Belfast to Ontario from £287

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.
BHD — YYZ
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Belfast to Ontario

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

Round-trip from

£422

One-way from

£287

Popular in

August

Cheapest in

May

Average price

£502
3/11-9/11
  • 3/11-9/11
  • 4 total stops
  • 62h 05m total
  • Belfast to Ontario
Search Deals
31/10
  • 31/10
  • 2 total stops
  • 46h 00m total
  • Belfast to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£59 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Belfast to Ontario

Cheapest flights from Belfast to Ontario
Explore the most affordable flight options available from Belfast to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Mon 3/1106:00BFS - YYZ
2 stops41h 15mMultiple Airlines
Sun 9/1119:40YYZ - BFS
2 stops20h 50mMultiple Airlines
Deal found 16/9£422
Thu 30/1020:05BFS - YYZ
1 stop23h 55mMultiple Airlines
Thu 6/1121:35YYZ - BFS
1 stop29h 05mMultiple Airlines
Deal found 15/9£449
Wed 29/1006:35BHD - YYZ
1 stop19h 35mMultiple Airlines
Wed 19/1118:10YYZ - BHD
1 stop15h 05mMultiple Airlines
Deal found 15/9£467
Wed 29/1006:30BFS - YYZ
1 stop13h 30mMultiple Airlines
Wed 19/1121:35YYZ - BFS
1 stop29h 55mMultiple Airlines
Deal found 15/9£471
Thu 27/1111:05BHD - YYZ
1 stop32h 45mAmerican Airlines
Mon 1/1222:05YYZ - BHD
1 stop17h 10mAmerican Airlines
Deal found 15/9£478
Thu 20/1109:05BHD - YUL
1 stop14h 40mAmerican Airlines
Mon 24/1120:40YUL - BHD
1 stop12h 35mAmerican Airlines
Deal found 13/9£483
Wed 26/1109:15BHD - YUL
1 stop14h 30mBritish Airways
Sun 30/1120:40YUL - BHD
1 stop12h 15mBritish Airways
Deal found 14/9£485
Thu 20/1111:05BHD - YUL
1 stop12h 40mBritish Airways
Mon 24/1120:40YUL - BHD
1 stop12h 35mBritish Airways
Deal found 15/9£486
Thu 2/1006:35BHD - YYZ
1 stop14h 25mAmerican Airlines
Mon 6/1018:05YYZ - BHD
1 stop13h 50mAmerican Airlines
Deal found 14/9£497
Thu 27/1106:30BHD - YYZ
1 stop17h 45mVirgin Atlantic
Mon 1/1217:50YYZ - BHD
1 stop18h 00mVirgin Atlantic
Deal found 14/9£505
Wed 29/1006:30BHD - YYZ
2 stops20h 25mVirgin Atlantic
Wed 19/1106:00YYZ - BHD
2 stops34h 00mVirgin Atlantic
Deal found 15/9£532
Wed 26/1106:35BHD - YUL
1 stop17h 10mAmerican Airlines
Sun 30/1107:14YUL - BHD
2 stops22h 06mAmerican Airlines
Deal found 13/9£543

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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 858,174 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Belfast to Ontario that are best for you.

Fly from

Belfast

Fly to

Ontario

Route

Depart

Return

Price

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 3/11

06:00-18:15

2 stops41h 15m

Toronto Pearson Intl

Sun 9/11

19:40-21:30

2 stops20h 50m

£422

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Thu 30/10

20:05-16:00

1 stop23h 55m

Toronto Pearson Intl

Thu 6/11

21:35-07:40

1 stop29h 05m

£449

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Wed 29/10

06:35-22:10

1 stop19h 35m

Toronto Pearson Intl

Wed 19/11

18:10-14:15

1 stop15h 05m

£467

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Wed 29/10

06:30-16:00

1 stop13h 30m

Toronto Pearson Intl

Wed 19/11

21:35-08:30

1 stop29h 55m

£471

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Thu 27/11

11:05-14:50

1 stop32h 45m

Toronto Pearson Intl

Mon 1/12

22:05-20:15

1 stop17h 10m

£478

BelfastMontreal

BHD - YUL

BHDYUL

Belfast City

Thu 20/11

09:05-18:45

1 stop14h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

20:40-14:15

1 stop12h 35m

£483

BelfastMontreal

BHD - YUL

BHDYUL

Belfast City

Thu 20/11

06:35-18:45

1 stop17h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

20:40-14:15

1 stop12h 35m

£485

BelfastMontreal

BHD - YUL

BHDYUL

Belfast City

Wed 26/11

09:15-18:45

1 stop14h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

20:40-13:55

1 stop12h 15m

£485

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Thu 2/10

06:35-16:00

1 stop14h 25m

Toronto Pearson Intl

Mon 6/10

18:05-12:55

1 stop13h 50m

£497

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Thu 27/11

06:30-19:15

1 stop17h 45m

Toronto Pearson Intl

Mon 1/12

17:50-16:50

1 stop18h 00m

£505

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 20 results
1
2

Best time to book a flight from Belfast to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Belfast 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 Belfast to Ontario

What is the cheapest time of day to fly from BFS to ON?

Find hourly flight availability from Belfast to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 2025.

When flying from Belfast to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 16 September 2025.
See what other customers who have flown with British Airways from Belfast to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,361 reviews
Check prices

Boarding

6.9

Comfort

6.7

Overall

6.7

Crew

7.6

Entertainment

6.4

Food

6.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

LHR - FCO

The crew was wonderful. Service was great. The discomfort came from the passenger behind me kicking the seat.
British Airways
6.7
Okay
7,361 reviews
British Airways
6.7
Okay
7,361 reviews
Check prices

Boarding

6.9

Comfort

6.7

Overall

6.7

Crew

7.6

Entertainment

6.4

Food

6.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

LHR - FCO

The crew was wonderful. Service was great. The discomfort came from the passenger behind me kicking the seat.

Related info for your journey

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

    Airlines like American Airlines, British Airways, and Virgin Atlantic fly from Belfast to Region of Ontario in about 17h 10m. The time it takes to get you to your destination can typically vary by up to 15h 35m. Airlines will cover a distance of 2953 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    The most popular route from Belfast to Region of Ontario is Belfast Intl - Toronto Pearson Intl. You may also consider Belfast City - Toronto Pearson Intl or Belfast Intl - Montreal Pierre Elliott Trudeau Intl.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Belfast to Region of Ontario (average of £490). Flying from Belfast to Region of Ontario in July is currently the most expensive (average of £708). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Belfast to Ontario

Discover the top airline that operate flights from Belfast to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£416Average£606FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast to Ontario?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario from Belfast today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Ontario from Belfast 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 to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Belfast to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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