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Cheap flights from Belfast Intl Airport to Ontario from C$ 368

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — YYZ
1 Jun — 8 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Ontario

Enter your travel dates to find the best prices.

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 2 May 2026.

Sun 14/68:20 p.m.
BFS
-
YYZ
3 stops42h 40m
Multiple Airlines
Wed 17/69:55 p.m.
YYZ
-
BFS
1 stop13h 00m
Multiple Airlines
Deal found 28/4C$ 781
Wed 20/57:35 a.m.
BFS
-
YYZ
1 stop11h 05m
Multiple Airlines
Tue 26/59:55 p.m.
YYZ
-
BFS
1 stop16h 45m
Multiple Airlines
Deal found 2/5C$ 853
Thu 21/58:05 p.m.
BFS
-
YYZ
1 stop23h 20m
Multiple Airlines
Wed 27/59:55 p.m.
YYZ
-
BFS
1 stop13h 00m
Multiple Airlines
Deal found 2/5C$ 879
Thu 21/58:05 p.m.
BFS
-
YYZ
1 stop23h 20m
Multiple Airlines
Tue 26/59:55 p.m.
YYZ
-
BFS
1 stop13h 25m
Multiple Airlines
Deal found 2/5C$ 890
Tue 26/59:15 p.m.
BFS
-
YYZ
1 stop21h 25m
Multiple Airlines
Tue 2/69:55 p.m.
YYZ
-
BFS
1 stop13h 25m
Multiple Airlines
Deal found 28/4C$ 916
Wed 20/57:35 a.m.
BFS
-
YYZ
1 stop11h 05m
Multiple Airlines
Wed 27/59:55 p.m.
YYZ
-
BFS
1 stop13h 00m
Multiple Airlines
Deal found 2/5C$ 927
Sat 13/69:30 p.m.
BFS
-
YYZ
1 stop23h 30m
Multiple Airlines
Sat 20/611:50 p.m.
YYZ
-
BFS
1 stop27h 20m
Multiple Airlines
Deal found 29/4C$ 935
Mon 18/56:40 a.m.
BFS
-
YYZ
1 stop12h 00m
Multiple Airlines
Wed 27/59:55 p.m.
YYZ
-
BFS
1 stop13h 00m
Multiple Airlines
Deal found 2/5C$ 938
Fri 12/65:20 p.m.
BFS
-
YUL
2 stops32h 40m
Multiple Airlines
Fri 19/66:45 a.m.
YUL
-
BFS
3 stops33h 30m
Multiple Airlines
Deal found 28/4C$ 999
Mon 15/68:40 a.m.
BFS
-
YTZ
3 stops37h 45m
Multiple Airlines
Mon 22/64:55 p.m.
YTZ
-
BFS
2 stops24h 30m
Multiple Airlines
Deal found 1/5C$ 1,036
Sun 31/58:25 a.m.
BFS
-
YTZ
3 stops37h 35m
Multiple Airlines
Sun 7/66:55 p.m.
YTZ
-
BFS
2 stops22h 00m
Multiple Airlines
Deal found 1/5C$ 1,142
Wed 26/86:10 a.m.
BFS
-
YTZ
2 stops21h 10m
Multiple Airlines
Wed 9/96:55 p.m.
YTZ
-
BFS
2 stops20h 45m
Multiple Airlines
Deal found 2/5C$ 1,379

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 2 May 2026.

Round-trip from

C$ 781

One-way from

C$ 368
14/6-17/6
  • 14/6-17/6
  • 4 total stops
  • 55h 40m total
  • Belfast to Ontario
Search Deals
15/6
  • 15/6
  • 3 total stops
  • 46h 05m total
  • Belfast to Ontario
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 2 May 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sun 14/6

8:20 p.m.-9:45 p.m.

3 stops30h 25m

Toronto Pearson Intl

Wed 17/6

6:20 p.m.-10:20 p.m.

3 stops23h 00m

C$ 794

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Tue 26/5

9:15 p.m.-1:40 p.m.

1 stop21h 25m

Toronto Pearson Intl

Tue 2/6

9:55 p.m.-4:20 p.m.

1 stop13h 25m

C$ 916

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sat 13/6

9:30 p.m.-4:00 p.m.

1 stop23h 30m

Toronto Pearson Intl

Sat 20/6

11:50 p.m.-8:10 a.m.

1 stop27h 20m

C$ 935

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sun 14/6

9:05 p.m.-12:45 p.m.

1 stop20h 40m

Toronto Pearson Intl

Sun 21/6

7:00 a.m.-8:15 p.m.

2 stops32h 15m

C$ 943
Quickest round-trip

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 25/5

9:35 p.m.-11:00 a.m.

1 stop18h 25m

Toronto Pearson Intl

Sat 30/5

7:15 p.m.-8:55 a.m.

1 stop8h 40m

C$ 951

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 15/6

9:55 p.m.-5:10 p.m.

3 stops24h 15m

Toronto Pearson Intl

Thu 25/6

7:35 a.m.-6:55 p.m.

2 stops30h 20m

C$ 966

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Fri 12/6

5:20 p.m.-9:00 p.m.

2 stops32h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 19/6

6:45 a.m.-9:15 p.m.

3 stops33h 30m

C$ 999

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Mon 15/6

8:40 a.m.-5:25 p.m.

3 stops37h 45m

Toronto Island

Mon 22/6

6:55 p.m.-11:05 p.m.

3 stops23h 10m

C$ 1,060

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Sun 31/5

8:25 a.m.-5:00 p.m.

3 stops37h 35m

Toronto Island

Sun 7/6

6:55 p.m.-9:55 p.m.

2 stops22h 00m

C$ 1,142

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Wed 26/8

6:10 a.m.-10:20 p.m.

2 stops21h 10m

Toronto Island

Wed 9/9

6:55 p.m.-8:40 p.m.

2 stops20h 45m

C$ 1,379

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 22 resultsSorted by cheapest first
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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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How does Cheapflights help users find flights from Belfast Intl to Ontario?

Cheapflights makes it easy to find Belfast Intl to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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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