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Cheap flights from Ontario to Brussels from $395

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 Brussels departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:05 am - 1:15 pmONT-BRU
23h 10m2 stops
United Airlines Logo
9:00 am - 9:49 pmBRU-ONT
21h 49m2 stops
$509United Airlines
Find Deal
dom., nov. 30 - dom., dic. 7
United Airlines Logo
6:00 am - 1:15 pmONT-BRU
22h 15m2 stops
United Airlines Logo
4:55 pm - 8:42 pmBRU-ONT
36h 47m2 stops
$522United Airlines
Find Deal
mié., dic. 3 - dom., dic. 7
United Airlines Logo
5:40 am - 1:15 pmONT-BRU
23h 35m2 stops
United Airlines Logo
2:25 pm - 10:15 pmBRU-ONT
39h 50m2 stops
$629United Airlines
Find Deal
mar., mar. 10 - lun., mar. 16
United Airlines Logo
1:40 pm - 5:30 pmONT-BRU
18h 50m2 stops
United Airlines Logo
9:00 am - 10:49 pmBRU-ONT
22h 49m3 stops
$632United Airlines
Find Deal
dom., nov. 30 - dom., dic. 7
Multiple Airlines Logo
5:40 am - 7:50 amONT-BRU
18h 10m3 stops
Multiple Airlines Logo
10:00 am - 10:15 pmBRU-ONT
44h 15m2 stops
$640Multiple Airlines
Find Deal
mar., mar. 10 - lun., mar. 16
United Airlines Logo
5:40 am - 7:50 amONT-BRU
18h 10m2 stops
United Airlines Logo
10:10 am - 10:15 pmBRU-ONT
20h 05m1 stop
$656United Airlines
Find Deal
mar., mar. 10 - lun., mar. 16
British Airways Logo
12:46 pm - 1:55 pmONT-BRU
16h 09m2 stops
British Airways Logo
11:50 am - 10:00 pmBRU-ONT
19h 10m2 stops
$836British Airways
Find Deal
lun., nov. 17 - lun., dic. 8
Multiple Airlines Logo
11:30 am - 12:50 pmONT-BRU
16h 20m2 stops
Multiple Airlines Logo
1:50 pm - 10:38 pmBRU-ONT
17h 48m2 stops
$1,161Multiple Airlines
Find Deal
vie., abr. 17 - sáb., abr. 25
British Airways Logo
12:49 pm - 1:55 pmONT-BRU
16h 06m2 stops
British Airways Logo
11:20 am - 8:03 pmBRU-ONT
17h 43m2 stops
$1,412British Airways
Find Deal
lun., dic. 1 - dom., dic. 14
Delta Logo
7:05 am - 10:10 amONT-BRU
18h 05m2 stops
Delta Logo
6:15 am - 4:12 pmBRU-ONT
18h 57m2 stops
$1,888Delta
Find Deal
lun., dic. 22 - dom., dic. 28

United Airlines flights from Ontario to Brussels Bruxelles-National Airport

Our best United Airlines deals on Ontario to Brussels Bruxelles-National Airport flight tickets
United Airlines
Nov 30
ONT5:05 amOntario
23h 10m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Dec 7
BRU9:00 amBrussels Bruxelles-National
21h 49m
2 stops
ONT9:49 pmOntario
$509
Find similar
United Airlines
Dec 3
ONT6:00 amOntario
22h 15m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Dec 7
BRU4:55 pmBrussels Bruxelles-National
36h 47m
2 stops
ONT8:42 pmOntario
$522
Find similar
United Airlines
Mar 10
ONT5:40 amOntario
23h 35m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Mar 16
BRU2:25 pmBrussels Bruxelles-National
39h 50m
2 stops
ONT10:15 pmOntario
$629
Find similar

British Airways flights from Ontario to Brussels Bruxelles-National Airport

Our best British Airways deals on Ontario to Brussels Bruxelles-National Airport flight tickets
British Airways
Nov 17
ONT12:46 pmOntario
16h 09m
2 stops
BRU1:55 pmBrussels Bruxelles-National
Dec 8
BRU11:50 amBrussels Bruxelles-National
19h 10m
2 stops
ONT10:00 pmOntario
$836
Find similar
British Airways
Nov 7
ONT4:47 pmOntario
15h 33m
2 stops
BRU5:20 pmBrussels Bruxelles-National
Nov 17
BRU11:50 amBrussels Bruxelles-National
19h 09m
2 stops
ONT9:59 pmOntario
$1,243
Find similar
British Airways
Dec 1
ONT12:49 pmOntario
16h 06m
2 stops
BRU1:55 pmBrussels Bruxelles-National
Dec 14
BRU11:20 amBrussels Bruxelles-National
17h 43m
2 stops
ONT8:03 pmOntario
$1,412
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Brussels Bruxelles-National Airport 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, momondo users made 832,500 searches. Data last updated noviembre 4, 2025.
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

dom. 11/30

5:05 am-1:15 pm

2 stops23h 10m

Brussels Bruxelles-National

dom. 12/7

9:00 am-9:49 pm

2 stops21h 49m

$509

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

mié. 12/3

6:00 am-1:15 pm

2 stops22h 15m

Brussels Bruxelles-National

dom. 12/7

4:55 pm-8:42 pm

2 stops36h 47m

$522

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

mar. 3/10

5:40 am-1:15 pm

2 stops23h 35m

Brussels Bruxelles-National

lun. 3/16

2:25 pm-10:15 pm

2 stops39h 50m

$629

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

dom. 11/30

1:40 pm-5:30 pm

2 stops18h 50m

Brussels Bruxelles-National

dom. 12/7

9:00 am-10:49 pm

3 stops22h 49m

$632

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

mar. 3/10

5:40 am-7:50 am

3 stops18h 10m

Brussels Bruxelles-National

lun. 3/16

10:00 am-10:15 pm

2 stops44h 15m

$640

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

mar. 3/10

5:40 am-7:50 am

2 stops18h 10m

Brussels Bruxelles-National

lun. 3/16

10:10 am-10:15 pm

1 stop20h 05m

$656

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

lun. 11/17

12:46 pm-1:55 pm

2 stops16h 09m

Brussels Bruxelles-National

lun. 12/8

11:50 am-10:00 pm

2 stops19h 10m

$836

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

vie. 4/17

11:30 am-12:50 pm

2 stops16h 20m

Brussels Bruxelles-National

sáb. 4/25

1:50 pm-10:38 pm

2 stops17h 48m

$1,161

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

lun. 12/1

12:49 pm-1:55 pm

2 stops16h 06m

Brussels Bruxelles-National

dom. 12/14

11:20 am-8:03 pm

2 stops17h 43m

$1,412

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

lun. 12/22

7:05 am-10:10 am

2 stops18h 05m

Brussels Bruxelles-National

dom. 12/28

6:15 am-4:12 pm

2 stops18h 57m

$1,888

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Ontario to Brussels Bruxelles-National Airport

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 day to depart on your flight to Brussels Bruxelles-National Airport?

The cheapest day to depart from Ontario to Brussels Bruxelles-National Airport is on a Tuesday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Tuesday will often find tickets for as low as $786. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Brussels Bruxelles-National Airport for around $956.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our most recent data shows that the best time of day to fly to Brussels Bruxelles-National Airport is in the evening. Flights from Ontario to Brussels Bruxelles-National Airport during this time can be as low as $787. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $999 on average. Flights to Brussels Bruxelles-National Airport from Ontario in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Ontario to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Brussels Bruxelles-National Airport (ONT to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Brussels Bruxelles-National Airport

Direct flights

None
There are no direct flights from Ontario to Brussels Bruxelles-National Airport. There are no popular flight routes from Ontario to Brussels Bruxelles-National Airport.
Search flight deals

  • How far is Ontario to Brussels Bruxelles-National by plane?

    The distance between Ontario and Brussels Bruxelles-National is about 5591.3 mi. By plane, this route typically takes 15h 33m.

  • When did momondo last update prices for flights from Ontario Airport to Brussels Bruxelles-National Airport?

    Prices for flights from Ontario Airport to Brussels Bruxelles-National Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario Airport to Brussels Bruxelles-National Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The required travel and health documents for your Brussels Bruxelles-National Airport 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 Brussels Bruxelles-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Ghent
Bruges
Leuven
Charleroi
Hasselt
Spa
Zaventem
Namur
Dinant
Mons
Genk
Waterloo
Durbuy
Mechelen
Francorchamps
Knokke-Heist
Aalst
Tournai
Oostkamp
Halle

Why use momondo?

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

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 Brussels from Ontario.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from Ontario.

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

Yes momondo offers price alerts on flights to Brussels from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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