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

United Airlines, British Airways, and KLM are the most popular carriers operating from Ontario to Belgium

What airlines fly to Belgium?

United Airlines, Brussels Airlines and British Airways are the top three most popular airlines that fly to Belgium from Ontario according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 13 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ontario Airport to Belgium are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario Airport to Belgium?

As of September 2026, there is 1 operator available to choose from for flights from Ontario Airport to Belgium.

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

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 Ontario Airport to Belgium.

What documentation or ID do you need to fly to Belgium?

The required travel and health documents for your Belgium trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belgium. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$311 Cheap Flights from Ontario to Belgium in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Belgium

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:26 am - 1:15 pmONT Ontario-BRU Brussels Bruxelles-National

40h 49m2 stops San Francisco London Heathrow

10:00 am - 6:44 pmBRU Brussels Bruxelles-National-ONT Ontario

41h 44m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$717United Airlines

Tue, Dec 8 - Fri, Dec 11

7:00 am - 8:55 amONT Ontario-BRU Brussels Bruxelles-National

16h 55m1 stop Chicago O'Hare Intl

10:00 am - 6:44 pmBRU Brussels Bruxelles-National-ONT Ontario

41h 44m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$730United Airlines

Tue, Dec 8 - Fri, Dec 11

1:40 pm - 1:15 pmONT Ontario-BRU Brussels Bruxelles-National

14h 35m2 stops Denver Intl London Heathrow

10:10 am - 6:44 pmBRU Brussels Bruxelles-National-ONT Ontario

17h 34m1 stop Chicago O'Hare Intl

$747United Airlines

Tue, Dec 8 - Fri, Dec 11

2:22 pm - 5:05 pmONT Ontario-BRU Brussels Bruxelles-National

17h 43m2 stops Dallas/Fort Worth London Heathrow

12:00 pm - 11:17 pmBRU Brussels Bruxelles-National-ONT Ontario

20h 17m2 stops London Heathrow Dallas/Fort Worth

$784British Airways

Tue, Jan 12 - Wed, Jan 20

6:00 am - 7:50 amONT Ontario-BRU Brussels Bruxelles-National

16h 50m2 stops San Francisco Montreal Pierre Elliott Trudeau Intl

10:00 am - 6:44 pmBRU Brussels Bruxelles-National-ONT Ontario

17h 44m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$830Multiple Airlines

Tue, Dec 1 - Mon, Feb 15

2:22 pm - 4:55 pmONT Ontario-BRU Brussels Bruxelles-National

17h 33m2 stops Dallas/Fort Worth London Heathrow

11:25 am - 9:28 pmBRU Brussels Bruxelles-National-ONT Ontario

19h 03m2 stops London Heathrow Dallas/Fort Worth

$834British Airways

Thu, Mar 4 - Sun, Mar 7

1:38 pm - 7:50 amONT Ontario-BRU Brussels Bruxelles-National

33h 12m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

10:00 am - 9:00 pmBRU Brussels Bruxelles-National-ONT Ontario

44h 00m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$872Air Canada

Thu, Dec 24 - Wed, Dec 30

5:00 am - 7:50 amONT Ontario-BRU Brussels Bruxelles-National

17h 50m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

10:00 am - 9:00 pmBRU Brussels Bruxelles-National-ONT Ontario

44h 00m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$890Air Canada

Fri, Dec 25 - Wed, Dec 30

2:22 pm - 4:55 pmONT Ontario-BRU Brussels Bruxelles-National

17h 33m2 stops Dallas/Fort Worth London Heathrow

10:10 am - 9:53 pmBRU Brussels Bruxelles-National-ONT Ontario

20h 43m2 stops London Heathrow Phoenix Sky Harbor Intl

$894British Airways

Thu, Dec 3 - Thu, Dec 10

12:43 pm - 2:25 pmONT Ontario-BRU Brussels Bruxelles-National

16h 42m2 stops Dallas/Fort Worth London Heathrow

10:10 am - 9:53 pmBRU Brussels Bruxelles-National-ONT Ontario

20h 43m2 stops London Heathrow Phoenix Sky Harbor Intl

$900British Airways

Mon, Oct 5 - Thu, Nov 5

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 9:00 amONT Ontario-BRU Brussels Bruxelles-National

17h 00m1 stop Chicago O'Hare Intl

10:15 am - 10:59 pmBRU Brussels Bruxelles-National-ONT Ontario

21h 44m1 stop Chicago O'Hare Intl

$1,054United Airlines

Wed, Sep 9 - Wed, Sep 23

7:00 am - 9:00 amONT Ontario-BRU Brussels Bruxelles-National

17h 00m1 stop Chicago O'Hare Intl

10:15 am - 10:59 pmBRU Brussels Bruxelles-National-ONT Ontario

21h 44m1 stop Chicago O'Hare Intl

$1,054United Airlines

Sun, Sep 6 - Fri, Sep 18

7:05 am - 7:40 amONT Ontario-BRU Brussels Bruxelles-National

15h 35m1 stop Atlanta Hartsfield-Jackson

9:45 am - 6:07 pmBRU Brussels Bruxelles-National-ONT Ontario

17h 22m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Mon, Sep 7 - Fri, Sep 18

7:05 am - 7:40 amONT Ontario-BRU Brussels Bruxelles-National

15h 35m1 stop Atlanta Hartsfield-Jackson

9:45 am - 6:07 pmBRU Brussels Bruxelles-National-ONT Ontario

17h 22m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Sun, Sep 6 - Thu, Sep 17

7:00 am - 9:00 amONT Ontario-BRU Brussels Bruxelles-National

17h 00m1 stop Chicago O'Hare Intl

10:15 am - 10:59 pmBRU Brussels Bruxelles-National-ONT Ontario

21h 44m1 stop Chicago O'Hare Intl

$1,054United Airlines

Wed, Sep 9 - Wed, Sep 16

7:00 am - 9:00 amONT Ontario-BRU Brussels Bruxelles-National

17h 00m1 stop Chicago O'Hare Intl

10:15 am - 10:59 pmBRU Brussels Bruxelles-National-ONT Ontario

21h 44m1 stop Chicago O'Hare Intl

$1,054United Airlines

Mon, Sep 7 - Thu, Sep 17

7:00 am - 9:00 amONT Ontario-BRU Brussels Bruxelles-National

17h 00m1 stop Chicago O'Hare Intl

10:15 am - 10:59 pmBRU Brussels Bruxelles-National-ONT Ontario

21h 44m1 stop Chicago O'Hare Intl

$1,054United Airlines

Tue, Sep 8 - Tue, Sep 22

7:00 am - 9:00 amONT Ontario-BRU Brussels Bruxelles-National

17h 00m1 stop Chicago O'Hare Intl

10:15 am - 10:59 pmBRU Brussels Bruxelles-National-ONT Ontario

21h 44m1 stop Chicago O'Hare Intl

$1,054United Airlines

Tue, Sep 8 - Wed, Sep 16

7:05 am - 7:40 amONT Ontario-BRU Brussels Bruxelles-National

15h 35m1 stop Atlanta Hartsfield-Jackson

9:45 am - 8:24 pmBRU Brussels Bruxelles-National-ONT Ontario

19h 39m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Mon, Sep 7 - Wed, Sep 16

7:05 am - 7:40 amONT Ontario-BRU Brussels Bruxelles-National

15h 35m1 stop Atlanta Hartsfield-Jackson

9:45 am - 8:24 pmBRU Brussels Bruxelles-National-ONT Ontario

19h 39m1 stop Atlanta Hartsfield-Jackson

$1,054Delta

Wed, Sep 9 - Tue, Sep 22

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United Airlines flights from Ontario to Belgium

Our best United Airlines deals on Ontario to Belgium flight tickets

United Airlines

Dec 8

ONT11:26 amOntario

40h 49m

2 stops

BRU1:15 pmBrussels Bruxelles-National

Dec 11

BRU10:00 amBrussels Bruxelles-National

41h 44m

2 stops

ONT6:44 pmOntario

$717

United Airlines

Dec 8

ONT7:00 amOntario

16h 55m

1 stop

BRU8:55 amBrussels Bruxelles-National

Dec 11

BRU10:00 amBrussels Bruxelles-National

41h 44m

2 stops

ONT6:44 pmOntario

$730

United Airlines

Dec 8

ONT1:40 pmOntario

14h 35m

2 stops

BRU1:15 pmBrussels Bruxelles-National

Dec 11

BRU10:10 amBrussels Bruxelles-National

17h 34m

1 stop

ONT6:44 pmOntario

$747

Delta flights from Ontario to Belgium

Our best Delta deals on Ontario to Belgium flight tickets

Delta

Oct 15

ONT11:15 pmOntario

23h 25m

1 stop

BRU7:40 amBrussels Bruxelles-National

Oct 22

BRU9:45 amBrussels Bruxelles-National

21h 09m

1 stop

ONT9:54 pmOntario

$977

Delta

Sep 6

ONT7:05 amOntario

15h 35m

1 stop

BRU7:40 amBrussels Bruxelles-National

Sep 19

BRU9:45 amBrussels Bruxelles-National

17h 56m

1 stop

ONT6:41 pmOntario

$1,100

Delta

Sep 6

ONT7:05 amOntario

15h 35m

1 stop

BRU7:40 amBrussels Bruxelles-National

Sep 19

BRU9:45 amBrussels Bruxelles-National

17h 56m

1 stop

ONT6:41 pmOntario

$1,106

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Tue 12/8

11:26 am-1:15 pm

2 stops40h 49m

Brussels Bruxelles-National

Fri 12/11

10:00 am-6:44 pm

2 stops41h 44m

$717

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Tue 12/8

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Fri 12/11

10:00 am-6:44 pm

2 stops41h 44m

$730

Quickest round-trip

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Tue 12/8

1:40 pm-1:15 pm

2 stops14h 35m

Brussels Bruxelles-National

Fri 12/11

10:10 am-6:44 pm

1 stop17h 34m

$747

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Tue 1/12

2:22 pm-5:05 pm

2 stops17h 43m

Brussels Bruxelles-National

Wed 1/20

12:00 pm-11:17 pm

2 stops20h 17m

$784

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Tue 12/1

6:00 am-7:50 am

2 stops16h 50m

Brussels Bruxelles-National

Mon 2/15

10:00 am-6:44 pm

2 stops17h 44m

$830

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Thu 3/4

2:22 pm-4:55 pm

2 stops17h 33m

Brussels Bruxelles-National

Sun 3/7

11:25 am-9:28 pm

2 stops19h 03m

$834

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Thu 12/24

1:38 pm-7:50 am

2 stops33h 12m

Brussels Bruxelles-National

Wed 12/30

10:00 am-9:00 pm

2 stops44h 00m

$872

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Fri 12/25

5:00 am-7:50 am

2 stops17h 50m

Brussels Bruxelles-National

Wed 12/30

10:00 am-9:00 pm

2 stops44h 00m

$890

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Thu 12/3

2:22 pm-4:55 pm

2 stops17h 33m

Brussels Bruxelles-National

Thu 12/10

10:10 am-9:53 pm

2 stops20h 43m

$894

OntarioBrussels

ONT Ontario - BRU Brussels Bruxelles-National

ONTBRU

Ontario

Mon 10/5

12:43 pm-2:25 pm

2 stops16h 42m

Brussels Bruxelles-National

Thu 11/5

10:10 am-9:53 pm

2 stops20h 43m

$900

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 Belgium

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

Prices

Airlines

Can stopping save me money on Ontario to Belgium flights?

You could potentially save up to 30% on your flight if you consider stops on a Ontario to Belgium flight.

Cheap Ontario to Belgium flight deals and tips

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

Best Price Found	$311
Fastest flight time	15h 35m
Direct flights	None

The best one-way flight to Belgium from Ontario in the past 72 hours is $311. The best round-trip flight deal from Ontario to Belgium found on momondo in the last 72 hours is $717.

The fastest flight from Ontario to Belgium takes 15h 35m

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

Search flight deals

Frequently asked questions about flying from Ontario to Belgium

When did momondo last update prices for flights from Ontario Airport to Belgium?
Prices for flights from Ontario Airport to Belgium are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Belgium?
As of September 2026, there is 1 operator available to choose from for flights from Ontario Airport to Belgium.
How old do you have to be to fly from Ontario Airport to Belgium?
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 Ontario Airport to Belgium.
What documentation or ID do you need to fly to Belgium?
The required travel and health documents for your Belgium trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belgium. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ontario to Belgium

Compare and see reviews for airlines that fly from Ontario to Belgium with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $656	Free Cancellation	Rating 7.4 10,169 reviews		Search United Airlines flights

Why use momondo?

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

Finding the right flight to Belgium from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belgium quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Belgium from Ontario with this policy.

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

momondo provides multiple filters to help you find the best flight to Belgium 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 Belgium right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Belgium flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Complete your trip

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Popular cities in Belgium

Flights to Brusselsfrom $505

Flights to Ostend

Cheap flights from Ontario to Belgium from $311

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Belgium departing on 10/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to Belgium

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Price Alerts

United Airlines flights from Ontario to Belgium

Our best United Airlines deals on Ontario to Belgium flight tickets

Delta flights from Ontario to Belgium

Our best Delta deals on Ontario to Belgium flight tickets

momondo Fare Finder

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

See travel insights to Belgium from

How to get the cheapest flight ticket from Ontario to Belgium

Can stopping save me money on Ontario to Belgium flights?

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

What airlines fly to Belgium?

Cheap Ontario to Belgium flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Belgium

Best airlines flying from Ontario to Belgium

Compare and see reviews for airlines that fly from Ontario to Belgium with momondo

Why use momondo?

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo

Ontario flight routes

According to popular flight searches on momondo this year

Belgium flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Belgium

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Belgium

List of cabin classes available on flights landing in Belgium. Availability may vary depending on flight origin and airline.

Complete your trip to Belgium

Explore popular destinations other users love

According to popular flight searches on momondo this year