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Cheap flights from Belfast Intl Airport to Ontario from C$ 434

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — YYZ
15 Jul — 22 Jul1
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 15 June 2026.

Thu 9/76:40 a.m.
BFS
-
YYZ
1 stop12h 30m
Multiple Airlines
Sun 26/710:15 p.m.
YYZ
-
BFS
1 stop28h 50m
Multiple Airlines
Deal found 10/6C$ 800
Thu 13/88:20 a.m.
BFS
-
YYZ
1 stop10h 50m
Multiple Airlines
Thu 27/87:35 a.m.
YYZ
-
BFS
2 stops33h 10m
Multiple Airlines
Deal found 10/6C$ 863
Wed 8/75:40 p.m.
BFS
-
YYZ
1 stop25h 30m
Multiple Airlines
Wed 15/710:15 p.m.
YYZ
-
BFS
1 stop16h 00m
Multiple Airlines
Deal found 11/6C$ 864
Mon 27/78:00 a.m.
BFS
-
YYZ
1 stop11h 10m
Multiple Airlines
Mon 3/87:35 a.m.
YYZ
-
BFS
2 stops33h 00m
Multiple Airlines
Deal found 12/6C$ 894
Mon 27/76:30 a.m.
BFS
-
YTZ
2 stops32h 46m
Multiple Airlines
Mon 3/812:30 p.m.
YTZ
-
BFS
2 stops17h 45m
Multiple Airlines
Deal found 12/6C$ 898
Wed 8/79:10 p.m.
BFS
-
YTZ
2 stops22h 11m
Multiple Airlines
Wed 15/710:20 a.m.
YTZ
-
BFS
3 stops27h 55m
Multiple Airlines
Deal found 11/6C$ 903
Sat 5/96:20 a.m.
BFS
-
YYZ
2 stops30h 53m
Multiple Airlines
Thu 10/910:45 p.m.
YYZ
-
BFS
1 stop15h 35m
Multiple Airlines
Deal found 15/6C$ 905
Sun 28/66:45 a.m.
BFS
-
YYZ
2 stops17h 25m
Multiple Airlines
Sat 4/78:45 p.m.
YYZ
-
BFS
2 stops17h 10m
Multiple Airlines
Deal found 12/6C$ 926
Wed 1/75:40 p.m.
BFS
-
YYZ
1 stop25h 30m
Multiple Airlines
Thu 9/76:15 p.m.
YYZ
-
BFS
2 stops19h 40m
Multiple Airlines
Deal found 11/6C$ 945
Wed 1/78:50 a.m.
BFS
-
YTZ
2 stops14h 56m
Multiple Airlines
Thu 9/712:15 p.m.
YTZ
-
BFS
2 stops25h 45m
Multiple Airlines
Deal found 11/6C$ 1,088
Tue 14/78:20 a.m.
BFS
-
YTZ
2 stops15h 26m
Multiple Airlines
Tue 28/73:15 p.m.
YTZ
-
BFS
2 stops24h 20m
Multiple Airlines
Deal found 12/6C$ 1,098
Mon 27/76:30 a.m.
BFS
-
YUL
2 stops22h 55m
Multiple Airlines
Mon 3/810:40 a.m.
YUL
-
BFS
3 stops19h 35m
Multiple Airlines
Deal found 12/6C$ 1,211

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 15 June 2026.

Round-trip from

C$ 800

One-way from

C$ 434
9/7-26/7
  • 9/7-26/7
  • 2 total stops
  • 41h 20m total
  • Belfast to Ontario
Search Deals
1/8
  • 1/8
  • 2 total stops
  • 22h 15m 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 15 June 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

Thu 9/7

6:40 a.m.-2:10 p.m.

1 stop12h 30m

Toronto Pearson Intl

Sun 26/7

10:15 p.m.-8:05 a.m.

1 stop28h 50m

C$ 800

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Wed 8/7

9:10 p.m.-2:21 p.m.

2 stops22h 11m

Toronto Island

Wed 15/7

9:30 a.m.-7:15 p.m.

2 stops28h 45m

C$ 906

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Wed 1/7

5:40 p.m.-2:10 p.m.

1 stop25h 30m

Toronto Pearson Intl

Thu 9/7

6:15 p.m.-6:55 p.m.

2 stops19h 40m

C$ 945

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Sat 5/9

9:40 p.m.-3:50 p.m.

2 stops23h 10m

Toronto Pearson Intl

Thu 10/9

6:15 p.m.-6:55 p.m.

2 stops19h 40m

C$ 954

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 27/7

1:55 p.m.-11:00 a.m.

1 stop26h 05m

Toronto Pearson Intl

Mon 3/8

7:15 p.m.-10:15 p.m.

1 stop22h 00m

C$ 964

BelfastToronto

BFS - YYZ

BFSYYZ

Belfast Intl

Mon 13/7

8:00 a.m.-2:10 p.m.

1 stop11h 10m

Toronto Pearson Intl

Thu 16/7

7:35 a.m.-9:45 p.m.

2 stops33h 10m

C$ 1,001

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Tue 14/7

8:20 a.m.-6:46 p.m.

2 stops15h 26m

Toronto Island

Tue 28/7

3:15 p.m.-8:35 p.m.

2 stops24h 20m

C$ 1,098

BelfastMontreal

BFS - YUL

BFSYUL

Belfast Intl

Mon 27/7

6:30 a.m.-12:25 a.m.

2 stops22h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 3/8

10:40 a.m.-11:15 a.m.

3 stops19h 35m

C$ 1,211

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Mon 27/7

8:55 p.m.-6:58 p.m.

2 stops27h 03m

Toronto Island

Mon 3/8

8:25 a.m.-10:25 p.m.

2 stops33h 00m

C$ 1,281
Quickest round-trip

BelfastToronto

BFS - YTZ

BFSYTZ

Belfast Intl

Thu 9/7

6:40 a.m.-3:51 p.m.

2 stops14h 11m

Toronto Island

Sun 26/7

4:30 p.m.-1:05 p.m.

2 stops15h 35m

C$ 1,363

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/6

Showing 1-10 of 25 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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