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Cheap flights from Belfast to Ontario from £256

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — YYZ
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Ontario

Enter your travel dates to find the best prices.

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 9 June 2026.

Mon 17/808:40
BFS
-
YYZ
2 stops33h 40m
Multiple Airlines
Mon 31/822:15
YYZ
-
BFS
1 stop19h 50m
Multiple Airlines
Deal found 6/6£352
Thu 9/706:40
BFS
-
YYZ
1 stop12h 30m
Multiple Airlines
Sun 26/722:15
YYZ
-
BFS
1 stop28h 50m
Multiple Airlines
Deal found 8/6£430
Sun 28/622:10
BFS
-
YYZ
2 stops20h 10m
Multiple Airlines
Wed 8/722:15
YYZ
-
BFS
1 stop16h 00m
Multiple Airlines
Deal found 7/6£455
Fri 4/918:35
BFS
-
YUL
1 stop22h 00m
Multiple Airlines
Sun 13/921:30
YUL
-
BFS
1 stop12h 30m
Multiple Airlines
Deal found 8/6£468
Mon 8/608:40
BFS
-
YYZ
2 stops33h 40m
Multiple Airlines
Mon 15/622:15
YYZ
-
BFS
1 stop19h 50m
Multiple Airlines
Deal found 6/6£474
Sun 28/607:00
BHD
-
YYZ
2 stops35h 20m
Multiple Airlines
Wed 8/722:15
YYZ
-
BHD
1 stop11h 45m
Multiple Airlines
Deal found 7/6£489
Thu 9/708:20
BFS
-
YTZ
2 stops15h 26m
Multiple Airlines
Sun 26/712:30
YTZ
-
BFS
2 stops29h 20m
Multiple Airlines
Deal found 9/6£494
Mon 17/807:00
BHD
-
YYZ
1 stop12h 10m
Multiple Airlines
Mon 31/822:15
YYZ
-
BHD
1 stop14h 45m
Multiple Airlines
Deal found 6/6£508
Mon 17/808:00
BFS
-
YTZ
2 stops15h 42m
Multiple Airlines
Mon 31/817:30
YTZ
-
BFS
2 stops12h 45m
Multiple Airlines
Deal found 6/6£514
Sun 28/606:45
BFS
-
YTZ
2 stops16h 57m
Multiple Airlines
Wed 8/716:30
YTZ
-
BFS
2 stops25h 45m
Multiple Airlines
Deal found 7/6£519
Mon 8/608:50
BHD
-
YYZ
2 stops33h 30m
Multiple Airlines
Mon 15/622:10
YYZ
-
BHD
1 stop10h 10m
Multiple Airlines
Deal found 6/6£528
Sat 10/1009:35
BHD
-
YUL
2 stops29h 15m
British Airways
Sat 24/1010:30
YUL
-
BHD
2 stops20h 40m
British Airways
Deal found 8/6£544

Find flight deals from Belfast to Ontario

Keep the following information in mind while searching for Belfast to Ontario flight deals. Data was last updated 9 June 2026.

Round-trip from

£352

One-way from

£256
17/8-31/8
  • 17/8-31/8
  • 3 total stops
  • 53h 30m total
  • Belfast to Ontario
Search Deals
8/7
  • 8/7
  • 2 total stops
  • 45h 10m total
  • Belfast to Ontario
Search Deals

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 9 June 2026.
Use the filters below to find and compare flights from Belfast to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 17/8

21:55-13:20

2 stops20h 25m

Toronto Pearson Intl

Mon 31/8

22:15-23:20

2 stops20h 05m

£401

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Thu 9/7

06:40-14:10

1 stop12h 30m

Toronto Pearson Intl

Sun 26/7

22:15-08:05

1 stop28h 50m

£430

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sun 28/6

22:10-13:20

2 stops20h 10m

Toronto Pearson Intl

Wed 8/7

22:15-19:15

1 stop16h 00m

£455

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Fri 4/9

18:35-11:35

1 stop22h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

21:30-15:00

1 stop12h 30m

£468

BelfastToronto

BHD - YYZ

BHDYYZ

Belfast City

Sun 28/6

07:00-13:20

2 stops35h 20m

Toronto Pearson Intl

Wed 8/7

22:15-15:00

1 stop11h 45m

£489

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Thu 9/7

08:20-18:46

2 stops15h 26m

Toronto Island

Sun 26/7

12:30-22:50

2 stops29h 20m

£494

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Mon 17/8

08:00-18:42

2 stops15h 42m

Toronto Island

Mon 31/8

17:30-11:15

2 stops12h 45m

£514

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Sun 28/6

06:45-18:42

2 stops16h 57m

Toronto Island

Wed 8/7

16:30-23:15

2 stops25h 45m

£519

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Sat 4/7

06:20-16:15

1 stop14h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 11/7

22:10-23:25

1 stop20h 15m

£555
Fastest return journey

BelfastMontreal

BHD - YUL

BHDYUL

Belfast City

Thu 17/9

14:20-20:15

1 stop10h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

22:00-12:55

1 stop9h 55m

£558

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 30 resultsSorted by cheapest first
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2
3

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
No data available for this route at this time. Please check back soon.

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 9 June 2026.
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
8,031 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Crew

7.7

Boarding

6.9

Food

6.4

Overall

6.7

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
British Airways
6.7
Okay
8,031 reviews
British Airways
6.7
Okay
8,031 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Crew

7.7

Boarding

6.9

Food

6.4

Overall

6.7

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

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 British Airways fly from Belfast to Region of Ontario in about 10h 55m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2953 mi.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 9 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£507Average£554FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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