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Bruxelles-National

$443+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BRU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$584
(United Airlines)

One-way from

$443
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$779
From Ontario to Brussels Bruxelles-National
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One-way flight from Ontario to Brussels Bruxelles-National
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Highest demand for flights based on searches. 20% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 10/197:02 amONT - BRU
1 stop16h 58mUnited Airlines
Tue 11/410:10 amBRU - ONT
1 stop17h 26mUnited Airlines
Deal found 9/9$556
This United Airlines deal was found by Cheapflights users on 9/8. 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 11/127:00 amONT - BRU
1 stop16h 55mUnited Airlines
Sun 11/1610:00 amBRU - ONT
2 stops41h 36mUnited Airlines
Deal found 9/8$583
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/267:00 amONT - BRU
1 stop16h 55mUnited Airlines
Sun 11/210:10 amBRU - ONT
1 stop21h 21mUnited Airlines
Deal found 9/11$607
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 11/37:00 amONT - BRU
1 stop16h 55mUnited Airlines
Wed 11/1910:10 amBRU - ONT
1 stop21h 21mUnited Airlines
Deal found 9/9$635
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Fri 10/247:02 amONT - BRU
1 stop16h 58mUnited Airlines
Fri 10/3110:00 amBRU - ONT
2 stops44h 31mUnited Airlines
Deal found 9/9$639
This United deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:00 amONT - BRU
2 stops29h 00mMultiple Airlines
Mon 10/209:20 pmBRU - ONT
2 stops33h 04mMultiple Airlines
Deal found 9/9$642
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/85:05 amONT - BRU
2 stops18h 00mUnited Airlines
Mon 10/2010:00 amBRU - ONT
2 stops45h 30mUnited Airlines
Deal found 9/10$649
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/97:02 amONT - BRU
1 stop16h 58mUnited Airlines
Wed 10/1510:15 amBRU - ONT
1 stop21h 15mUnited Airlines
Deal found 9/10$661

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 September 11, 2025.
Use the filters below to find and compare flights from Ontario to Brussels Bruxelles-National Airport that are best for you.

Fly from

Ontario

Fly to

Bruxelles-National

Route

Depart

Return

Price

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 11/5

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Wed 11/12

10:00 am-10:31 pm

2 stops21h 31m

$556

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 11/12

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Sun 11/16

10:00 am-6:36 pm

2 stops41h 36m

$583

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 10/26

7:00 am-7:55 am

1 stop16h 55m

Brussels Bruxelles-National

Sun 11/2

10:00 am-6:36 pm

2 stops41h 36m

$584

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Mon 11/3

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Wed 11/19

10:10 am-10:31 pm

1 stop21h 21m

$635

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 10/8

6:00 am-7:00 am

2 stops16h 00m

$443

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 12/31

5:05 am-7:50 am

2 stops17h 45m

$443

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 10/12

7:02 am-9:00 am

1 stop16h 58m

$443

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 12/28

11:59 pm-7:50 am

2 stops22h 51m

$443

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Thu 1/1

5:05 am-7:50 am

2 stops17h 45m

$493

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 10/1

7:02 am-9:00 am

1 stop16h 58m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 11 results
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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, November is the cheapest month in which you can book a flight from Ontario to Brussels Bruxelles-National Airport (average of $614). Flying from Ontario to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $1,077). 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.

What is the cheapest time of day to fly from ONT to BRU?

Find hourly flight availability from Ontario to Bruxelles-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from Ontario to Brussels Bruxelles-National Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 6% versus a flight at noon.

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 16h 55m. There are 5590 mi between Ontario and Brussels Bruxelles-National Airport.

  • 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, November is the cheapest month in which you can book a flight from Ontario to Brussels Bruxelles-National Airport (average of $614). Flying from Ontario to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $1,077). 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
Charleroi
Mons
Mechelen
Zaventem

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