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

Prices for flights from Ontario Airport to Northern Ireland are updated daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The travel and health documents you'll need for your trip to Northern Ireland 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 Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$322 Cheap Flights from Ontario to Northern Ireland in 2026

1 adult

0 bags

Find the cheapest flights from Ontario to Northern Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:55 am - 4:55 pm

ONT

BHD

23h 00m

2 stops

9:50 am - 11:44 pm

BHD

ONT

21h 54m

2 stops

$948Delta

Mon, Aug 17 - Fri, Sep 4

4:59 pm - 6:45 pm

ONT

BHD

17h 46m

2 stops

9:35 am - 9:08 pm

BHD

ONT

19h 33m

2 stops

$1,097British Airways

Sun, Sep 13 - Thu, Sep 17

12:33 pm - 5:40 pm

ONT

BHD

21h 07m

2 stops

7:30 pm - 9:12 pm

BHD

ONT

33h 42m

2 stops

$1,101British Airways

Sun, Aug 16 - Thu, Aug 20

12:33 pm - 5:40 pm

ONT

BHD

21h 07m

2 stops

9:35 am - 10:58 pm

BHD

ONT

21h 23m

2 stops

$1,102British Airways

Sun, Aug 16 - Thu, Aug 20

12:33 pm - 3:20 pm

ONT

BHD

18h 47m

2 stops

2:35 pm - 6:15 pm

BHD

ONT

35h 40m

2 stops

$1,110British Airways

Tue, Aug 18 - Tue, Sep 1

12:19 pm - 3:20 pm

ONT

BHD

19h 01m

2 stops

9:40 am - 7:56 pm

BHD

ONT

18h 16m

2 stops

$1,339British Airways

Tue, May 12 - Tue, May 26

4:52 pm - 7:40 pm

ONT

BHD

18h 48m

2 stops

9:40 am - 7:56 pm

BHD

ONT

18h 16m

2 stops

$1,359British Airways

Tue, May 12 - Tue, May 26

2:08 pm - 5:35 pm

ONT

BHD

19h 27m

2 stops

9:40 am - 7:56 pm

BHD

ONT

18h 16m

2 stops

$1,360British Airways

Tue, May 12 - Tue, May 26

12:33 pm - 3:20 pm

ONT

BHD

18h 47m

2 stops

9:40 am - 9:12 pm

BHD

ONT

19h 32m

2 stops

$1,395British Airways

Tue, Aug 25 - Tue, Sep 8

5:45 am - 5:40 pm

ONT

BHD

27h 55m

2 stops

8:10 pm - 7:56 pm

BHD

ONT

31h 46m

2 stops

$1,558British Airways

Sun, Jun 7 - Sun, Jun 21

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British Airways flights from Ontario to Northern Ireland

Our best British Airways deals on Ontario to Northern Ireland flight tickets

British Airways

May 4

ONT4:52 pmOntario

17h 53m

2 stops

BHD6:45 pmBelfast City

May 19

BHD9:40 amBelfast City

19h 14m

2 stops

ONT8:54 pmOntario

$1,068

British Airways

Sep 13

ONT4:59 pmOntario

17h 46m

2 stops

BHD6:45 pmBelfast City

Sep 17

BHD9:35 amBelfast City

19h 33m

2 stops

ONT9:08 pmOntario

$1,097

British Airways

Aug 16

ONT12:33 pmOntario

21h 07m

2 stops

BHD5:40 pmBelfast City

Aug 20

BHD7:30 pmBelfast City

33h 42m

2 stops

ONT9:12 pmOntario

$1,101

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Mon 8/17

9:55 am-4:55 pm

2 stops23h 00m

Belfast City

Fri 9/4

9:50 am-11:44 pm

2 stops21h 54m

$948

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Sun 9/13

4:59 pm-6:45 pm

2 stops17h 46m

Belfast City

Thu 9/17

9:35 am-9:08 pm

2 stops19h 33m

$1,097

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Sun 8/16

12:33 pm-5:40 pm

2 stops21h 07m

Belfast City

Thu 8/20

7:30 pm-9:12 pm

2 stops33h 42m

$1,101

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Sun 8/16

12:33 pm-5:40 pm

2 stops21h 07m

Belfast City

Thu 8/20

9:35 am-10:58 pm

2 stops21h 23m

$1,102

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 8/18

12:33 pm-3:20 pm

2 stops18h 47m

Belfast City

Tue 9/1

2:35 pm-6:15 pm

2 stops35h 40m

$1,110

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 5/12

12:19 pm-3:20 pm

2 stops19h 01m

Belfast City

Tue 5/26

9:40 am-7:56 pm

2 stops18h 16m

$1,339

Quickest round-trip

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 5/12

4:52 pm-7:40 pm

2 stops18h 48m

Belfast City

Tue 5/26

9:40 am-7:56 pm

2 stops18h 16m

$1,359

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 5/12

2:08 pm-5:35 pm

2 stops19h 27m

Belfast City

Tue 5/26

9:40 am-7:56 pm

2 stops18h 16m

$1,360

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 8/25

12:33 pm-3:20 pm

2 stops18h 47m

Belfast City

Tue 9/8

9:40 am-9:12 pm

2 stops19h 32m

$1,395

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Sun 6/7

5:45 am-5:40 pm

2 stops27h 55m

Belfast City

Sun 6/21

8:10 pm-7:56 pm

2 stops31h 46m

$1,558

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Northern Ireland

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 Ontario to Northern Ireland?

American Airlines, British Airways, and KLM are the most popular carriers operating from Ontario to Northern Ireland

Cheap Ontario to Northern Ireland flight deals and tips

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

Fastest flight time	17h 53m
Direct flights	None

The fastest flight from Ontario to Northern Ireland takes 17h 53m

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

Search flight deals

Frequently asked questions about flying from Ontario to Northern Ireland

When did momondo last update prices for flights from Ontario Airport to Northern Ireland?
Prices for flights from Ontario Airport to Northern Ireland are updated daily.
How old do you have to be to fly from Ontario Airport to Northern Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents you'll need for your trip to Northern Ireland 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 Northern Ireland. 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 Ontario to Northern Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Northern Ireland from Ontario.

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

All flight searches from Ontario to Northern Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Northern Ireland?

momondo provides multiple filters to help you find the best flight to Northern Ireland from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Ontario to Northern Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.