HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bruxelles-National

$408+ Cheap flights from Ontario (ONT) to Bruxelles-National (BRU)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BRU
Mar 31 — Apr 71
Tue 3/31
Tue 4/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Bruxelles-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Bruxelles-National

Cheapest flights from Ontario to Bruxelles-National
Explore the most affordable flight options available from Ontario to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 1, 2026.

This British Airways deal was found by Cheapflights users on 2/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:59 pm
ONT
-
BRU
2 stops16h 21m
British Airways
Mon 11/911:50 am
BRU
-
ONT
2 stops19h 33m
British Airways
Deal found 2/27$599
This KLM deal was found by Cheapflights users on 2/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am
ONT
-
BRU
1 stop17h 00m
KLM
Mon 11/911:00 am
BRU
-
ONT
1 stop20h 14m
KLM
Deal found 2/27$601
This Delta deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:15 pm
ONT
-
BRU
1 stop24h 25m
Delta
Thu 4/309:45 am
BRU
-
ONT
1 stop20h 15m
Delta
Deal found 2/28$605
This Delta deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:15 pm
ONT
-
BRU
1 stop24h 25m
Delta
Wed 4/298:05 am
BRU
-
ONT
2 stops17h 20m
Delta
Deal found 2/28$614
This British Airways deal was found by Cheapflights users on 2/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:59 pm
ONT
-
BRU
2 stops17h 01m
British Airways
Mon 11/911:50 am
BRU
-
ONT
2 stops19h 33m
British Airways
Deal found 2/27$649
This United Airlines deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:00 am
ONT
-
BRU
1 stop17h 00m
United Airlines
Fri 5/810:15 am
BRU
-
ONT
1 stop21h 20m
United Airlines
Deal found 2/28$655
This United Airlines deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:00 am
ONT
-
BRU
1 stop17h 00m
United Airlines
Sun 5/1010:15 am
BRU
-
ONT
1 stop21h 20m
United Airlines
Deal found 2/28$705
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am
ONT
-
BRU
2 stops21h 15m
United Airlines
Sun 9/2010:15 am
BRU
-
ONT
1 stop17h 04m
United Airlines
Deal found 3/1$714
This oojo deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:54 pm
ONT
-
BRU
2 stops32h 01m
British Airways
Wed 9/99:15 pm
BRU
-
ONT
2 stops29h 24m
British Airways
Deal found 2/25$716
This United Airlines deal was found by Cheapflights users on 2/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/77:00 am
ONT
-
BRU
1 stop17h 00m
United Airlines
Sun 4/1210:15 am
BRU
-
ONT
1 stop21h 16m
United Airlines
Deal found 2/27$721

Find flight deals from Ontario to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Bruxelles-National (BRU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$605
(Delta)

One-way from

$415
(Delta)

Popular in

June

Cheapest in

January

Average price

$688
Provider with most accurate pricing for Ontario-Brussels Bruxelles-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Brussels Bruxelles-National flights.
Search Deals
From Ontario to Brussels Bruxelles-National
Search Deals
One-way flight from Ontario to Brussels Bruxelles-National
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Bruxelles-National 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 2,558,603 searches. Data last updated March 1, 2026.
Use the filters below to find and compare flights from Ontario to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 3/29

7:00 am-9:00 am

1 stop17h 00m

Brussels Bruxelles-National

Mon 4/6

9:25 am-10:26 pm

2 stops46h 01m

$757

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sat 3/21

10:25 pm-8:00 am

1 stop25h 35m

Brussels Bruxelles-National

Tue 3/31

9:45 am-9:00 pm

1 stop20h 15m

$770

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 5/3

4:52 pm-8:00 pm

2 stops18h 08m

Brussels Bruxelles-National

Sun 5/17

10:40 am-9:59 pm

2 stops20h 19m

$790

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 8/5

12:47 pm-3:05 pm

2 stops17h 18m

Brussels Bruxelles-National

Wed 8/19

11:00 am-10:14 pm

2 stops20h 14m

$800

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 8/12

12:47 pm-3:05 pm

2 stops17h 18m

Brussels Bruxelles-National

Tue 8/18

10:55 am-12:08 am

2 stops22h 13m

$831

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sat 5/16

10:00 pm-7:40 am

1 stop24h 40m

Brussels Bruxelles-National

Thu 6/18

9:45 am-10:09 pm

1 stop21h 24m

$842

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 8/2

6:30 am-9:00 am

1 stop17h 30m

Brussels Bruxelles-National

Mon 8/17

6:45 am-6:11 pm

2 stops20h 26m

$851

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Tue 3/17

5:15 am-7:50 am

2 stops18h 35m

Brussels Bruxelles-National

Mon 4/6

10:15 am-10:26 pm

1 stop21h 11m

$872

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 3/22

11:59 pm-7:55 am

1 stop23h 56m

Brussels Bruxelles-National

Mon 3/30

10:15 am-10:26 pm

1 stop21h 11m

$890

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Tue 3/24

10:56 am-10:50 am

2 stops15h 54m

Brussels Bruxelles-National

Fri 4/10

10:45 am-9:59 pm

2 stops20h 14m

$904

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/27

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3
  • Most accurate provider: When it comes to deals on Ontario-Brussels Bruxelles-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Brussels Bruxelles-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Brussels Bruxelles-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Brussels Bruxelles-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Brussels Bruxelles-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Ontario with our price prediction graph.
Estimated round-trip 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 Ontario to Brussels Bruxelles-National Airport

What is the cheapest month to book a flight from Ontario to Brussels Bruxelles-National Airport?

Currently, January is the cheapest month in which you can book a flight from Ontario to Brussels Bruxelles-National Airport (average of $450). Flying from Ontario to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $889). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Bruxelles-National. 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 Brussels Bruxelles-National?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Brussels Bruxelles-National from Ontario. Booking flights from Ontario (ONT) to Brussels Bruxelles-National should be relatively easy as there are 0 daily outbound flights to Brussels Bruxelles-National from 0 different airlines.

  • How long is the flight from Ontario to Brussels Bruxelles-National Airport?

    Departing from Ontario to Brussels Bruxelles-National Airport will take you 17h. There are 5590 mi between Ontario and Brussels Bruxelles-National Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Ontario to Bruxelles-National that include hotel bookings?

    Yes. In addition to deals on Ontario to Bruxelles-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Bruxelles-National?

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

  • Can I find deals for business class flights from Ontario to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Ontario to Bruxelles-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Brussels Bruxelles-National Airport?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Brussels Bruxelles-National Airport (average of $450). Flying from Ontario to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $889). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Mons
Hasselt
Charleroi
Mechelen
Zaventem

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 Ontario to Bruxelles-National

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Bruxelles-National flights
San Diego to Bruxelles-National flights
Las Vegas to Bruxelles-National flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.