When did momondo last update prices for flights from Belfast to Ontario Airport?

Prices for flights from Belfast to Ontario Airport are updated daily.

How old do you have to be to fly from Belfast to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£661 Cheap Flights from Belfast to Ontario in 2026

1 adult

0 bags

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Find the cheapest flights from Belfast to Los Angeles

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Cheap return flights

Enter your travel dates to find the best prices.

06:30 - 21:12

BHD

ONT

22h 42m

2 stops

23:59 - 19:25

ONT

BHD

35h 26m

2 stops

£661British Airways

Wed, 2 Sep - Sun, 6 Sep

10:05 - 22:58

BHD

ONT

20h 53m

2 stops

23:59 - 19:25

ONT

BHD

35h 26m

2 stops

£662British Airways

Wed, 2 Sep - Sun, 6 Sep

06:30 - 22:58

BHD

ONT

24h 28m

2 stops

23:59 - 19:25

ONT

BHD

35h 26m

2 stops

£663British Airways

Wed, 2 Sep - Sun, 6 Sep

10:05 - 22:58

BHD

ONT

20h 53m

2 stops

23:59 - 18:45

ONT

BHD

34h 46m

2 stops

£663British Airways

Wed, 2 Sep - Sun, 6 Sep

10:05 - 09:34

BHD

ONT

31h 29m

2 stops

23:59 - 18:45

ONT

BHD

34h 46m

2 stops

£665British Airways

Wed, 2 Sep - Sun, 6 Sep

09:50 - 21:48

BHD

ONT

19h 58m

2 stops

17:55 - 16:55

ONT

BHD

15h 00m

2 stops

£1,277KLM

Sun, 17 May - Sun, 24 May

09:50 - 21:48

BHD

ONT

19h 58m

2 stops

16:57 - 16:55

ONT

BHD

15h 58m

2 stops

£1,406KLM

Sun, 17 May - Fri, 22 May

09:50 - 21:50

BHD

ONT

20h 00m

2 stops

17:10 - 16:55

ONT

BHD

15h 45m

2 stops

£2,407KLM

Fri, 10 Jul - Fri, 31 Jul

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British Airways flights from Belfast to Ontario

Our best British Airways deals on Belfast to Ontario flight tickets

British Airways

2 Sept

BHD06:30Belfast City

22h 42m

2 stops

ONT21:12Ontario

6 Sept

ONT23:59Ontario

35h 26m

2 stops

BHD19:25Belfast City

£661

British Airways

2 Sept

BHD10:05Belfast City

20h 53m

2 stops

ONT22:58Ontario

6 Sept

ONT23:59Ontario

35h 26m

2 stops

BHD19:25Belfast City

£662

British Airways

2 Sept

BHD06:30Belfast City

24h 28m

2 stops

ONT22:58Ontario

6 Sept

ONT23:59Ontario

35h 26m

2 stops

BHD19:25Belfast City

£663

KLM flights from Belfast to Ontario

Our best KLM deals on Belfast to Ontario flight tickets

KLM

17 May

BHD09:50Belfast City

19h 58m

2 stops

ONT21:48Ontario

24 May

ONT17:55Ontario

15h 00m

2 stops

BHD16:55Belfast City

£1,277

KLM

17 May

BHD09:50Belfast City

19h 58m

2 stops

ONT21:48Ontario

22 May

ONT16:57Ontario

15h 58m

2 stops

BHD16:55Belfast City

£1,406

KLM

10 Jul

BHD09:50Belfast City

20h 00m

2 stops

ONT21:50Ontario

31 Jul

ONT17:10Ontario

15h 45m

2 stops

BHD16:55Belfast City

£2,407

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 2/9

06:30-21:12

2 stops22h 42m

Ontario

Sun 6/9

23:59-19:25

2 stops35h 26m

£661

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 2/9

10:05-22:58

2 stops20h 53m

Ontario

Sun 6/9

23:59-19:25

2 stops35h 26m

£662

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 2/9

06:30-22:58

2 stops24h 28m

Ontario

Sun 6/9

23:59-19:25

2 stops35h 26m

£663

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 2/9

10:05-22:58

2 stops20h 53m

Ontario

Sun 6/9

23:59-18:45

2 stops34h 46m

£663

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 2/9

10:05-09:34

2 stops31h 29m

Ontario

Sun 6/9

23:59-18:45

2 stops34h 46m

£665

Fastest return journey

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Sun 17/5

09:50-21:48

2 stops19h 58m

Ontario

Sun 24/5

17:55-16:55

2 stops15h 00m

£1,277

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Sun 17/5

09:50-21:48

2 stops19h 58m

Ontario

Fri 22/5

16:57-16:55

2 stops15h 58m

£1,406

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Fri 10/7

09:50-21:50

2 stops20h 00m

Ontario

Fri 31/7

17:10-16:55

2 stops15h 45m

£2,407

Cheapest one-way

Fastest single journey

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Tue 19/5

09:40-20:54

2 stops19h 14m

£1,007

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 20/5

06:30-22:40

2 stops24h 10m

£1,012

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Belfast to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast to Ontario?

British Airways is the most popular carrier operating from Belfast to Ontario

Cheap Belfast to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Ontario

Fastest flight time	19h 58m
Direct flights	None

The fastest flight from Belfast to Ontario takes 19h 58m

There are no direct flights from Belfast to Ontario. There are no popular flight routes from Belfast to Ontario.

Search flight deals

Frequently asked questions about flying from Belfast to Ontario

How far is Belfast to Ontario by plane?
The straight-line distance from Belfast to Ontario is 5095.8 mi. 19h 58m is a normal flight duration for this route.
When did momondo last update prices for flights from Belfast to Ontario Airport?
Prices for flights from Belfast to Ontario Airport are updated daily.
How old do you have to be to fly from Belfast to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Belfast to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Belfast to Ontario?

Once you have performed a search for Belfast to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Belfast to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Belfast are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.