How long is the flight from Northern Ireland to Region of Ontario?

Departing from Northern Ireland to Region of Ontario will take you 17h 30m. The distance between Northern Ireland and Region of Ontario is about 2953 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

If weather is an important factor for your trip to Region of Ontario, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

What is the cheapest time of day to fly from NIR to ON?

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

Can I find deals for flights from Northern Ireland to Ontario that include hotel bookings?

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

How can I find direct flights from Northern Ireland to Ontario?

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

Can I find deals for business class flights from Northern Ireland to Ontario?

Yes. Cheapflights offers flight deals from Northern Ireland 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.

£249+ Cheap Flights from Northern Ireland to Ontario

Cheap flight deals from Northern Ireland to Ontario

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Northern Ireland to Ontario
Explore the most affordable flight options available from Northern Ireland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Tue 15/921:25 -

2 stops23h 25m

Mon 21/917:35 -

2 stops22h 20m

Deal found 19/8£454

Wed 30/917:40 -

1 stop25h 30m

Wed 7/1022:15 -

1 stop16h 00m

Deal found 16/8£456

Sat 3/1006:20 -

2 stops15h 42m

Sat 10/1017:00 -

2 stops22h 30m

Deal found 19/8£484

Sun 13/920:20 -

3 stops40h 49m

Sun 20/923:55 -

2 stops16h 35m

Deal found 17/8£503

Tue 15/920:55 -

2 stops27h 25m

Mon 21/919:00 -

2 stops19h 45m

Deal found 17/8£505

Thu 19/1106:30 -

2 stops17h 45m

Wed 10/217:25 -

2 stops21h 10m

Deal found 19/8£509

Thu 19/1107:15 -

2 stops17h 00m

Wed 10/214:15 -

2 stops19h 15m

Deal found 19/8£517

Wed 18/1106:55 -

1 stop17h 45m

Sun 7/221:45 -

2 stops18h 45m

Deal found 19/8£552

Sun 22/1109:25 -

1 stop15h 15m

Sun 7/221:45 -

2 stops18h 45m

Deal found 19/8£555

Fri 20/1107:45 -

1 stop16h 55m

Sun 7/221:45 -

2 stops18h 45m

Deal found 19/8£558

Wed 18/1106:55 -

1 stop17h 45m

Mon 8/221:45 -

2 stops18h 45m

Deal found 19/8£563

Sun 22/1109:25 -

1 stop15h 15m

Mon 8/221:45 -

2 stops18h 45m

Deal found 19/8£566

Best flights from Northern Ireland to Ontario
Discover carefully curated flight deals from Northern Ireland to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Tue 15/921:25 -

2 stops23h 25m

Mon 21/917:35 -

2 stops22h 20m

Deal found 19/8£454

Fri 20/1106:45 -

1 stop17h 30m

Wed 10/221:15 -

1 stop11h 00m

Deal found 19/8£685

Thu 15/1009:35 -

2 stops18h 54m

Mon 19/1022:00 -

1 stop12h 30m

Deal found 16/8£712

Wed 30/917:40 -

1 stop25h 30m

Wed 7/1022:15 -

1 stop16h 00m

Deal found 16/8£456

Sat 3/1006:20 -

2 stops15h 42m

Sat 10/1017:00 -

2 stops22h 30m

Deal found 19/8£484

Sun 31/120:55 -

1 stop23h 05m

Tue 9/221:35 -

1 stop17h 35m

Deal found 16/8£502

Sun 13/920:20 -

3 stops40h 49m

Sun 20/923:55 -

2 stops16h 35m

Deal found 17/8£503

Thu 19/1115:25 -

1 stop32h 50m

Mon 8/221:15 -

1 stop12h 00m

Deal found 19/8£685

Thu 15/1006:30 -

1 stop18h 45m

Mon 19/1022:00 -

1 stop9h 55m

Deal found 18/8£742

Thu 19/1106:30 -

1 stop17h 45m

Thu 11/221:15 -

1 stop11h 50m

Deal found 19/8£685

Wed 3/206:25 -

1 stop13h 35m

Thu 11/221:35 -

1 stop19h 20m

Deal found 16/8£519

Wed 3/207:25 -

1 stop12h 35m

Thu 11/221:35 -

1 stop10h 50m

Deal found 16/8£535

Tue 8/909:40 -

2 stops18h 13m

Tue 15/922:00 -

1 stop15h 55m

Deal found 18/8£714

Tue 15/920:55 -

1 stop22h 20m

Mon 21/920:35 -

2 stops29h 55m

Deal found 17/8£554

Sun 22/1109:25 -

1 stop15h 15m

Sun 7/221:45 -

2 stops18h 45m

Deal found 19/8£555

Wed 9/910:05 -

1 stop15h 10m

Sun 13/922:00 -

1 stop15h 45m

Deal found 16/8£1,083

Sun 22/1109:25 -

1 stop15h 15m

Fri 12/221:45 -

2 stops30h 10m

Deal found 19/8£574

Sun 13/920:20 -

3 stops43h 01m

Sun 20/910:00 -

3 stops32h 10m

Deal found 17/8£586

Fri 11/906:30 -

2 stops15h 23m

Thu 17/923:50 -

1 stop13h 55m

Deal found 19/8£601

Thu 1/1006:10 -

3 stops21h 15m

Thu 8/1015:45 -

3 stops23h 50m

Deal found 17/8£636

Wed 30/906:15 -

2 stops30h 35m

Wed 7/1009:30 -

2 stops23h 15m

Deal found 16/8£650

Wed 18/1106:55 -

1 stop17h 45m

Thu 11/220:10 -

2 stops17h 35m

Deal found 19/8£678

Wed 18/1108:25 -

2 stops16h 15m

Sat 13/220:10 -

1 stop12h 30m

Deal found 19/8£762

Fri 11/906:30 -

2 stops14h 20m

Thu 17/915:35 -

2 stops13h 35m

Deal found 19/8£1,155

Find flight deals from Northern Ireland to Ontario

Round-trip from	£454
One-way from	£249

15/9-21/9
4 total stops
45h 45m total
Northern Ireland to Ontario

Search Deals

7/9
2 total stops
36h 15m total
Northern Ireland to Ontario

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastToronto

BFS Belfast Intl - YYZ Toronto Pearson Intl

BFSYYZ

Belfast Intl

Tue 15/9

21:25-15:50

2 stops23h 25m

Toronto Pearson Intl

Mon 21/9

17:35-20:55

2 stops22h 20m

£454

BelfastToronto

BFS Belfast Intl - YYZ Toronto Pearson Intl

BFSYYZ

Belfast Intl

Wed 30/9

17:40-14:10

1 stop25h 30m

Toronto Pearson Intl

Wed 7/10

22:15-19:15

1 stop16h 00m

£456

BelfastMontreal

BFS Belfast Intl - YUL Montreal Pierre Elliott Trudeau Intl

BFSYUL

Belfast Intl

Sat 3/10

06:20-17:02

2 stops15h 42m

Montreal Pierre Elliott Trudeau Intl

Sat 10/10

17:00-20:30

2 stops22h 30m

£484

BelfastToronto

BFS Belfast Intl - YYZ Toronto Pearson Intl

BFSYYZ

Belfast Intl

Sun 31/1

20:55-15:00

1 stop23h 05m

Toronto Pearson Intl

Tue 9/2

21:35-20:10

1 stop17h 35m

£502

BelfastToronto

BFS Belfast Intl - YYZ Toronto Pearson Intl

BFSYYZ

Belfast Intl

Sun 13/9

20:20-08:09

3 stops40h 49m

Toronto Pearson Intl

Sun 20/9

23:55-21:30

2 stops16h 35m

£503

BelfastToronto

BFS Belfast Intl - YYZ Toronto Pearson Intl

BFSYYZ

Belfast Intl

Wed 3/2

06:25-15:00

1 stop13h 35m

Toronto Pearson Intl

Thu 11/2

21:35-21:55

1 stop19h 20m

£519

Fastest return journey

BelfastToronto

BHD Belfast City - YYZ Toronto Pearson Intl

BHDYYZ

Belfast City

Wed 3/2

07:25-15:00

1 stop12h 35m

Toronto Pearson Intl

Thu 11/2

21:35-13:25

1 stop10h 50m

£535

BelfastMontreal

BFS Belfast Intl - YUL Montreal Pierre Elliott Trudeau Intl

BFSYUL

Belfast Intl

Tue 15/9

20:55-14:15

1 stop22h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 21/9

20:35-07:30

2 stops29h 55m

£554

BelfastMontreal

BFS Belfast Intl - YUL Montreal Pierre Elliott Trudeau Intl

BFSYUL

Belfast Intl

Sun 22/11

09:25-19:40

1 stop15h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 7/2

21:45-21:30

2 stops18h 45m

£555

BelfastMontreal

BFS Belfast Intl - YUL Montreal Pierre Elliott Trudeau Intl

BFSYUL

Belfast Intl

Sun 22/11

09:25-19:40

1 stop15h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 12/2

21:45-08:55

2 stops30h 10m

£574

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 54 resultsSorted by cheapest first

...

Best time to book a flight from Northern Ireland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Northern Ireland with our price prediction graph.

BFS-YYZ

BHD-YUL

BHD-YYZ

BFS-YUL

BFS-YTZ

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 Northern Ireland to Ontario

GBNIR-CAON

BFS-YYZ

BHD-YUL

BHD-YYZ

BFS-YUL

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

Related info for your journey

How long is the flight from Northern Ireland to Region of Ontario?
Departing from Northern Ireland to Region of Ontario will take you 17h 30m. The distance between Northern Ireland and Region of Ontario is about 2953 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Northern Ireland to Ontario that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Ontario flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Ontario.
Can I find deals for business class flights from Northern Ireland to Ontario?
Yes. Cheapflights offers flight deals from Northern Ireland 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

Alternative routes

Complete your trip

Direct flights to Canada

Flights by cabin class

Other flight options

Popular flights

Return Flight Options

Top destinations

Alternative routes for Northern Ireland to Ontario

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Birmingham to Pearson Intl flights

London City to Ottawa flights

Manchester to Abbotsford flights

Birmingham to Vancouver Intl flights

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Gatwick to Edmonton flights

Edinburgh to Toronto Island flights

Glasgow Intl to Pearson Intl flights

Heathrow to Québec City flights

London City to Comox flights

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Heathrow to Kelowna flights

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to Ontario?

Deals for Northern Ireland to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Ontario from Northern Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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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Cheap flights from Northern Ireland to Ontario from £249

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Ontario

Cheapest flights from Northern Ireland to OntarioExplore the most affordable flight options available from Northern Ireland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Explore the most affordable flight options available from Northern Ireland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Best flights from Northern Ireland to OntarioDiscover carefully curated flight deals from Northern Ireland to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Discover carefully curated flight deals from Northern Ireland to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Last-minute flights from Northern Ireland to OntarioDiscover last-minute flight deals from Northern Ireland to Ontario. Data last updated 20 August 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to Ontario. Data last updated 20 August 2026 and is based on user searches.

One-way flights from Northern Ireland to OntarioSearch for one-way flight options from Northern Ireland to Ontario. Find affordable one-way fares based on user searches. Data last updated 20 August 2026.

Search for one-way flight options from Northern Ireland to Ontario. Find affordable one-way fares based on user searches. Data last updated 20 August 2026.

Find flight deals from Northern Ireland to Ontario

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Ontario that are best for you.

Best time to book a flight from Northern Ireland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Northern Ireland with our price prediction graph.

Cheapflights Insights

Related info for your journey

How long is the flight from Northern Ireland to Region of Ontario?

Can I find deals for flights from Northern Ireland to Ontario that include hotel bookings?

How can I find direct flights from Northern Ireland to Ontario?

Can I find deals for business class flights from Northern Ireland to Ontario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Northern Ireland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Canada

Book a non-stop flight to one of these other cities located in Canada.

Search flights from Northern Ireland to Ontario by cabin class

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

Northern Ireland and Ontario flights

Browse other Northern Ireland and Ontario flight options. Last updated on 20 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from Ontario

Find the right flight back to Northern Ireland after your stay in Ontario

Northern Ireland to Ontario flights

Consider these flights travelling from Northern Ireland to Ontario.

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to Ontario?

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

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

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

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Cheapest flights from Northern Ireland to Ontario
Explore the most affordable flight options available from Northern Ireland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 August 2026.

Best flights from Northern Ireland to Ontario
Discover carefully curated flight deals from Northern Ireland to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.

Last-minute flights from Northern Ireland to Ontario
Discover last-minute flight deals from Northern Ireland to Ontario. Data last updated 20 August 2026 and is based on user searches.

One-way flights from Northern Ireland to Ontario
Search for one-way flight options from Northern Ireland to Ontario. Find affordable one-way fares based on user searches. Data last updated 20 August 2026.