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Cheap flights from Ontario to Belfast from £403

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — BHD
11 May — 18 May1
1 adult
Sat 11/5
Sat 18/5

What is the cheapest month to fly from Ontario to Belfast?

The best pricing can be found in the month of November. Prices to Belfast from Ontario average £694. You can even find prices in November for less than £694, as users have found deals to Belfast from as low as £510. The month of January appears to be one of the more expensive times to travel to Belfast from Ontario. Flying in the targeted month can save you up to 38%.

When is the cheapest time to fly from Ontario to Belfast (ONT - BFS)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Belfast as you normally would.

Cheap American Airlines flights from Ontario to Belfast

Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Belfast. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 6 May 2024.
Find some of the cheapest American Airlines flights travelling from Ontario to Belfast. Make sure to double check the flight details before booking.
Fri 31/512:53ONT - BHD
2 stops21h 17mAmerican Airlines
Fri 7/610:10BHD - ONT
2 stops20h 49mAmerican Airlines
Deal found 6/5£873
Fri 31/512:50ONT - BHD
2 stops21h 20mAmerican Airlines
Thu 6/606:35BHD - ONT
2 stops20h 22mAmerican Airlines
Deal found 6/5£2,234

Cheap British Airways flights from Ontario to Belfast

Explore cheap flight options specifically provided by British Airways for the route between Ontario and Belfast. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 6 May 2024.
Some of the best deals we've found on British Airways flights travelling from Ontario to Belfast. Deals frequently update to provide users with more options.
Thu 26/910:50ONT - BHD
2 stops18h 40mBritish Airways
Mon 30/909:50BHD - ONT
2 stops21h 36mBritish Airways
Deal found 5/5£691
Fri 31/512:53ONT - BHD
2 stops23h 52mBritish Airways
Wed 5/606:50BHD - ONT
2 stops20h 07mBritish Airways
Deal found 6/5£708
Fri 31/512:53ONT - BHD
2 stops21h 17mBritish Airways
Fri 7/616:50BHD - ONT
2 stops39h 09mBritish Airways
Deal found 6/5£759
Wed 19/614:44ONT - BHD
2 stops18h 56mBritish Airways
Sat 29/618:55BHD - ONT
2 stops37h 04mBritish Airways
Deal found 5/5£1,053
Mon 17/612:49ONT - BHD
2 stops18h 46mBritish Airways
Mon 1/719:30BHD - ONT
2 stops34h 39mBritish Airways
Deal found 6/5£2,126
Mon 17/609:24ONT - BHD
2 stops22h 11mBritish Airways
Fri 28/610:10BHD - ONT
2 stops19h 59mBritish Airways
Deal found 5/5£4,482

Cheap Ontario to Belfast flights in May & June 2024

Find cheap flight options from Ontario to Belfast specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 869,692 searches. Prices were last updated on 6 May 2024.
Scroll through some of the best deals on flights from Ontario to Belfast in 2024. Check back regularly for other flight deals.
Fri 31/512:53ONT - BHD
2 stops23h 52mBritish Airways
Wed 5/606:50BHD - ONT
2 stops20h 07mBritish Airways
Deal found 6/5£708
Fri 31/512:53ONT - BHD
2 stops21h 17mBritish Airways
Fri 7/616:50BHD - ONT
2 stops39h 09mBritish Airways
Deal found 6/5£759
Mon 6/514:50ONT - BHD
2 stops16h 45mAmerican Airlines
Mon 13/506:35BHD - ONT
2 stops19h 47mAmerican Airlines
Deal found 5/5£869
Fri 31/512:53ONT - BHD
2 stops21h 17mAmerican Airlines
Fri 7/610:10BHD - ONT
2 stops20h 49mAmerican Airlines
Deal found 6/5£873
Wed 19/614:44ONT - BHD
2 stops18h 56mBritish Airways
Sat 29/618:55BHD - ONT
2 stops37h 04mBritish Airways
Deal found 5/5£1,053
Mon 17/612:49ONT - BHD
2 stops18h 46mBritish Airways
Mon 1/719:30BHD - ONT
2 stops34h 39mBritish Airways
Deal found 6/5£2,126
Fri 31/512:50ONT - BHD
2 stops21h 20mAmerican Airlines
Thu 6/606:35BHD - ONT
2 stops20h 22mAmerican Airlines
Deal found 6/5£2,234
Sun 2/614:50ONT - BHD
2 stops18h 45mIberia
Fri 7/606:35BHD - ONT
2 stops20h 22mIberia
Deal found 6/5£2,376
Fri 31/510:34ONT - BHD
2 stops20h 51mIberia
Fri 7/610:10BHD - ONT
2 stops19h 59mIberia
Deal found 6/5£2,699

Ontario to Belfast 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Belfast in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 6 May 2024.
Scroll through some of the best deals on flights from Ontario to Belfast in 2024. Check back regularly for other flight deals.
Thu 26/910:50ONT - BHD
2 stops18h 40mBritish Airways
Mon 30/909:50BHD - ONT
2 stops21h 36mBritish Airways
Deal found 5/5£691
Fri 31/512:53ONT - BHD
2 stops23h 52mBritish Airways
Wed 5/606:50BHD - ONT
2 stops20h 07mBritish Airways
Deal found 6/5£708
Fri 31/512:53ONT - BHD
2 stops21h 17mBritish Airways
Fri 7/616:50BHD - ONT
2 stops39h 09mBritish Airways
Deal found 6/5£759
Mon 6/514:50ONT - BHD
2 stops16h 45mAmerican Airlines
Mon 13/506:35BHD - ONT
2 stops19h 47mAmerican Airlines
Deal found 5/5£869
Fri 31/512:53ONT - BHD
2 stops21h 17mAmerican Airlines
Fri 7/610:10BHD - ONT
2 stops20h 49mAmerican Airlines
Deal found 6/5£873
Wed 19/614:44ONT - BHD
2 stops18h 56mBritish Airways
Sat 29/618:55BHD - ONT
2 stops37h 04mBritish Airways
Deal found 5/5£1,053
Mon 17/612:49ONT - BHD
2 stops18h 46mBritish Airways
Mon 1/719:30BHD - ONT
2 stops34h 39mBritish Airways
Deal found 6/5£2,126
Fri 31/512:50ONT - BHD
2 stops21h 20mAmerican Airlines
Thu 6/606:35BHD - ONT
2 stops20h 22mAmerican Airlines
Deal found 6/5£2,234
Sun 2/614:50ONT - BHD
2 stops18h 45mIberia
Fri 7/606:35BHD - ONT
2 stops20h 22mIberia
Deal found 6/5£2,376

One-way flights to Belfast from Ontario

Search for one-way flight options from Ontario to Belfast. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 6 May 2024.
Users in need of a one-way flight from Ontario to Belfast can choose from these deals. Those seeking round-trip flights from Ontario to Belfast should utilise the search form at the top of the page.
Mon 7/1014:00ONT - BHD
2 stops18h 50mKLM
Deal found 6/5£403
Thu 30/514:13ONT - BHD
2 stops18h 37mKLM
Deal found 6/5£572
Fri 31/514:50ONT - BHD
2 stops19h 20mAmerican Airlines
Deal found 6/5£921
Thu 30/514:13ONT - BHD
2 stops18h 37mKLM
Deal found 6/5£1,313
Fri 31/514:50ONT - BHD
2 stops16h 35mBritish Airways
Deal found 6/5£3,247

Find flights from Ontario to Belfast within your budget

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 869,692 searches. Data last updated 6 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£691 - £2,699

Route

Depart

Return

Price

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Thu 26/9

2 stops18h 40m

Belfast City

Mon 30/9

2 stops21h 36m

£691

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Fri 31/5

2 stops23h 52m

Belfast City

Wed 5/6

2 stops20h 07m

£708

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Fri 31/5

2 stops21h 17m

Belfast City

Fri 7/6

2 stops39h 09m

£759

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Fri 31/5

2 stops21h 17m

Belfast City

Fri 7/6

2 stops20h 49m

£873

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Wed 19/6

2 stops18h 56m

Belfast City

Sat 29/6

2 stops37h 04m

£1,053

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Mon 17/6

2 stops18h 46m

Belfast City

Mon 1/7

2 stops34h 39m

£2,126

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Fri 31/5

2 stops21h 20m

Belfast City

Thu 6/6

2 stops20h 22m

£2,234

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Sun 2/6

2 stops18h 45m

Belfast City

Fri 7/6

2 stops20h 22m

£2,376

OntarioBelfast City

ONT - BHD

ONTBHD

Ontario

Fri 31/5

2 stops20h 51m

Belfast City

Fri 7/6

2 stops19h 59m

£2,699

Flights are sorted by cheapest first

Deals found on 5/5

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

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 6 May 2024.
Read reviews from past customers who have flown American Airlines, British Airways and Iberia from Ontario to Belfast. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.9
Good
1,602 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.9

Comfort

7.6

Entertainment

7.2

Boarding

7.8

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,602 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.9

Comfort

7.6

Entertainment

7.2

Boarding

7.8

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

American Airlines
7.3
Good
14,697 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.9

Comfort

7.6

Entertainment

7.2

Boarding

7.8

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Iberia
7.1
Good
2,749 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.9

Comfort

7.6

Entertainment

7.2

Boarding

7.8

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

British Airways
6.8
Okay
6,873 reviews
KLM
7.9
Good
1,602 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.9

Comfort

7.6

Entertainment

7.2

Boarding

7.8

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

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 airport do you fly from for flights from Ontario to Belfast?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Belfast. You should not have trouble finding flights to Belfast from Ontario; the airport handles an average of 0 outbound flights to Belfast per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Ontario airport to Belfast. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • Can I find flights from Ontario to Belfast for under £700 on Cheapflights?

    Yes, there are multiple flights from Ontario to Belfast for under £700. The cheapest flight booked recently is on British Airways for just £691, but on average you can expect to pay £1,800.

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

    The cheapet airlines for a one-way flight from Ontario to Belfast are KLM (£403), American Airlines (£921), and British Airways (£3,247).

  • What does ONT to BFS mean?

    Great question - ONT to BFS just means Ontario Airport to Belfast Intl Airport. Now you’ll know what these unique codes when you look for flights! While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Belfast City Airport (BHD), Glasgow Prestwick Airport (PIK), Londonderry Eglinton Airport (LDY), Isle of Islay Glenegedale Airport (ILY), Campbeltown Machrihanish Airport (CAL).

  • Can I find deals for flights from Ontario to Belfast that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Belfast flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Belfast with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Belfast flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to Belfast that allow pets onboard?

    Many airlines flying from Ontario to Belfast offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Belfast?

    Yes, you can often find last-minute deals on Ontario to Belfast flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Belfast flight deals updated?

    The Ontario to Belfast flight deals you see on this page were last updated on 6/5.

See more FAQs

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Search flights from Ontario to Belfast by cabin class

Find flights from Ontario to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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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 Ontario to Belfast?

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 Belfast from Ontario today with Cheapflights!

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Belfast.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Belfast flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario to Belfast become cheaper?

Of course! You can now track prices for flights from Ontario to Belfast and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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