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Cheap flights from Ontario to Belfast from £161

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 — BHD
5 Apr — 12 Apr1
1 adult

Cheap flight deals from Ontario to Belfast

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

Round-trip from

£460

One-way from

£161

Popular in

December

Cheapest in

March

Average price

£564
3/5-11/5
  • 3/5-11/5
  • 2 total stops
  • 41h 15m total
  • Ontario to Belfast
Search Deals
28/5
  • 28/5
  • 1 total stop
  • 28h 55m total
  • Ontario to Belfast
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£64 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Ontario to Belfast

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

Sat 3/522:05YUL - BHD
1 stop29h 05mMultiple Airlines
Sun 11/507:05BHD - YUL
1 stop12h 10mMultiple Airlines
Deal found 30/3£460
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
Sun 4/522:45YYZ - BHD
1 stop16h 40mMultiple Airlines
Fri 9/514:20BHD - YYZ
1 stop30h 20mMultiple Airlines
Deal found 31/3£583
Tue 29/418:05YYZ - BHD
1 stop9h 55mAmerican Airlines
Tue 19/809:35BHD - YYZ
1 stop11h 25mAmerican Airlines
Deal found 31/3£655
Sun 8/622:00YYZ - BHD
1 stop10h 05mBritish Airways
Sun 15/611:00BHD - YYZ
1 stop14h 10mBritish Airways
Deal found 30/3£666
Thu 15/516:40YOW - BFS
2 stops22h 55mMultiple Airlines
Thu 22/521:10BFS - YOW
2 stops32h 11mMultiple Airlines
Deal found 31/3£691
Wed 10/922:10YUL - BHD
1 stop10h 20mAmerican Airlines
Fri 26/906:35BHD - YUL
1 stop18h 40mAmerican Airlines
Deal found 30/3£711
Sun 8/617:25YYZ - BHD
2 stops13h 05mAer Lingus
Sun 15/620:05BHD - YYZ
2 stops24h 35mAer Lingus
Deal found 30/3£751
Wed 14/518:50YUL - BHD
1 stop17h 05mDelta
Wed 21/506:30BHD - YUL
1 stop15h 25mDelta
Deal found 31/3£762
Wed 9/413:15YYZ - BHD
2 stops17h 40mIberia
Mon 21/406:40BHD - YYZ
1 stop18h 30mIberia
Deal found 30/3£774
Wed 14/522:10YUL - BHD
1 stop10h 20mBritish Airways
Thu 22/514:15BHD - YUL
1 stop11h 00mBritish Airways
Deal found 31/3£776

Cheapflights Fare Finder

Customise your flight search to find flights from Ontario to Belfast 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 that are best for you.

Fly from

Ontario

Fly to

Belfast

Route

Depart

Return

Price

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Sat 3/5

22:05-08:10

1 stop29h 05m

Belfast City

Sun 11/5

07:05-14:15

1 stop12h 10m

£460

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

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Sun 4/5

22:45-20:25

1 stop16h 40m

Belfast City

Fri 9/5

14:20-15:40

1 stop30h 20m

£583

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Tue 29/4

18:05-09:00

1 stop9h 55m

Belfast City

Tue 19/8

09:35-16:00

1 stop11h 25m

£655

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Sun 8/6

22:00-13:05

1 stop10h 05m

Belfast City

Sun 15/6

11:00-20:10

1 stop14h 10m

£666

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

£691

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

22:10-13:30

1 stop10h 20m

Belfast City

Fri 26/9

06:35-20:15

1 stop18h 40m

£711

TorontoBelfast

YYZ - BHD

YYZBHD

Toronto Pearson Intl

Sun 8/6

17:25-11:30

2 stops13h 05m

Belfast City

Sun 15/6

20:05-15:40

2 stops24h 35m

£751

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Wed 14/5

18:50-16:55

1 stop17h 05m

Belfast City

Wed 21/5

06:30-16:55

1 stop15h 25m

£762

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 26 results
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Best time to book a flight from Ontario to Belfast

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

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

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Belfast (average of £67). Flying from Region of Ontario to Belfast 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 by month

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

In terms of precipitation, rainfall in Belfast 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 when rainfall is around 50.0 mm.

Temperature in Belfast by month

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

If weather is an important factor for your trip to Belfast, 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).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 31 March 2025.
To help decide which airline to fly from Ontario to Belfast, see what other customers have to say about Delta, KLM and Air France. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,899 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,061 reviews
Delta
8.0
Very Good
7,899 reviews
Check prices

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Region of Ontario to Belfast one-way?

    To fly one-way, consider booking your trip with Air France, which is currently one of the cheapest options available, starting at £582. American Airlines flights start at £628 while deals on Delta start at £638 one-way.

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

    While some choose either Toronto Pearson Intl - Belfast City or Montreal Pierre Elliott Trudeau Intl - Belfast Intl, Toronto Pearson Intl - Belfast Intl is the most popular route from Region of Ontario to Belfast.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Belfast 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?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Belfast (average of £67). Flying from Region of Ontario to Belfast 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

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

Cheapflights helps you find that perfect flight to Belfast from Ontario 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 Ontario to Belfast with no change fees?

Certainly. Search results for flights to Belfast from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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