HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belgium

$464+ Cheap flights from Ontario (ONT) to Belgium

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BRU
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Belgium 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 Belgium

Keep the following information in mind while searching for Ontario to Belgium flight deals. Data was last updated June 15, 2025.

Round-trip from

$645
(Delta)

One-way from

$464
(Mytrip)

Popular in

July

Cheapest in

November

Average price

$1,053
From Ontario to Belgium
Search Deals
One-way flight from Ontario to Belgium
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Ontario to Belgium

Cheapest flights from Ontario to Belgium
Explore the most affordable flight options available from Ontario to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2025.

This Delta deal was found by Cheapflights users on 6/14. 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.
Thu 8/77:05 amONT - BRU
1 stop16h 35mDelta
Wed 8/2010:45 amBRU - ONT
1 stop17h 26mDelta
Deal found 6/14$645
This United Airlines deal was found by Cheapflights users on 6/14. 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 10/207:02 amONT - BRU
1 stop16h 58mUnited Airlines
Mon 11/310:10 amBRU - ONT
2 stops21h 35mUnited Airlines
Deal found 6/14$646
This Air Canada deal was found by Cheapflights users on 6/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:00 amONT - BRU
2 stops16h 05mMultiple Airlines
Tue 9/1610:00 amBRU - ONT
2 stops19h 43mMultiple Airlines
Deal found 6/13$884
This KLM deal was found by Cheapflights users on 6/12. 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.
Thu 6/197:05 amONT - BRU
1 stop16h 35mKLM
Sun 6/2910:45 amBRU - ONT
1 stop20h 40mKLM
Deal found 6/12$1,334
This Air Canada deal was found by Cheapflights users on 6/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:10 amONT - BRU
2 stops17h 40mAir Canada
Wed 10/110:00 amBRU - ONT
2 stops19h 24mAir Canada
Deal found 6/13$3,171
This Iberia deal was found by Cheapflights users on 6/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1810:54 amONT - BRU
2 stops18h 51mIberia
Wed 7/212:05 pmBRU - ONT
2 stops19h 57mIberia
Deal found 6/12$3,354

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Belgium 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 June 15, 2025.
Use the filters below to find and compare flights from Ontario to Belgium that are best for you.

Fly from

Ontario

Fly to

Belgium

Route

Depart

Return

Price

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Thu 8/7

7:05 am-8:40 am

1 stop16h 35m

Brussels Bruxelles-National

Wed 8/20

10:45 am-7:11 pm

1 stop17h 26m

$645

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Mon 10/20

7:02 am-9:00 am

1 stop16h 58m

Brussels Bruxelles-National

Mon 11/3

10:10 am-10:31 pm

1 stop21h 21m

$646

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 9/10

7:00 am-8:05 am

2 stops16h 05m

Brussels Bruxelles-National

Tue 9/16

10:00 am-8:43 pm

2 stops19h 43m

$884

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sat 6/28

7:05 am-8:40 am

1 stop16h 35m

Brussels Bruxelles-National

Sun 7/6

10:45 am-7:54 pm

1 stop18h 09m

$1,885

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Mon 9/1

5:10 am-7:50 am

2 stops17h 40m

Brussels Bruxelles-National

Wed 10/1

10:00 am-8:24 pm

2 stops19h 24m

$3,171

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Mon 11/10

5:40 am-7:55 am

2 stops17h 15m

$464

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Sun 7/27

7:00 am-9:00 am

1 stop17h 00m

$493

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Thu 7/31

7:05 am-8:40 am

1 stop16h 35m

$593

OntarioBrussels

ONT - BRU

ONTBRU

Ontario

Wed 7/9

11:50 am-8:40 am

1 stop35h 50m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Best time to book a flight from Ontario to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium 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 Belgium

What is the cheapest month to book a flight from Ontario to Belgium?

Currently, November is the cheapest month in which you can book a flight from Ontario to Belgium (average of $614). Flying from Ontario to Belgium in June is currently the most expensive (average of $1,096). 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 BE?

Find hourly flight availability from Ontario to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Belgium as you normally would.

Rainfall in Belgium by month

Plan your trip to Belgium by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belgium ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. August is typically the driest time to visit Belgium when rainfall is around 1.6 in.

Temperature in Belgium by month

Plan your trip to Belgium by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belgium, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated June 15, 2025.
Read through reviews of airlines operating flights from Ontario to Belgium, such as Delta, KLM and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,958 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,958 reviews
Delta
8.0
Very good
7,958 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,361 reviews
Delta
8.0
Very good
7,958 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,793 reviews
Delta
8.0
Very good
7,958 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
9,548 reviews
Delta
8.0
Very good
7,958 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Belgium. 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 Belgium?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Belgium from Ontario.

  • What are the cheapest airlines to fly from Ontario to Belgium one-way?

    $464 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on United Airlines and KLM, with prices starting from $493 and $593, respectively.

  • Can I find deals for flights from Ontario to Belgium that include hotel bookings?

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

  • How can I find direct flights from Ontario to Belgium?

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

  • Can I find deals for business class flights from Ontario to Belgium?

    Yes. Cheapflights offers flight deals from Ontario to Belgium 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 Belgium?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Belgium (average of $614). Flying from Ontario to Belgium in June is currently the most expensive (average of $1,096). 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

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 Belgium

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
San Francisco to Charles de Gaulle flights
Los Angeles to Charles de Gaulle flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to Madrid flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Istanbul flights
Los Angeles to London City flights
Los Angeles to Gatwick flights
Los Angeles to Barcelona-El Prat flights
San Francisco to Frankfurt flights
San Francisco to Istanbul flights
San Francisco to Gatwick flights
Los Angeles to Frankfurt flights
Los Angeles to Dublin flights
Los Angeles to Orly flights
San Francisco to London City flights
Los Angeles to Amsterdam flights
San Francisco to Lisbon flights
San Diego to Heathrow flights
San Francisco to Dublin flights
Ontario to Charles de Gaulle flights
San Francisco to Amsterdam flights
San Francisco to Malpensa flights
Los Angeles to Athens flights
San Francisco to Zurich flights
Los Angeles to Palma de Mallorca flights
San Francisco to Madrid flights
Ontario to Heathrow flights
Los Angeles to Lisbon flights
San Francisco to Athens flights
San Francisco to Linate flights
San Francisco to Orly flights
Burbank to Charles de Gaulle flights
Ontario to Leonardo da Vinci/Fiumicino flights
Los Angeles to Luton flights
Los Angeles to Munich flights
Los Angeles to Zurich flights
Los Angeles to Malpensa flights
Los Angeles to Copenhagen flights
Los Angeles to Frederic Chopin flights
San Francisco to Munich flights
Los Angeles to Beauvais-Tille flights
Los Angeles to Sabiha Gokcen flights
Santa Ana to Charles de Gaulle flights
San Francisco to Copenhagen flights
Los Angeles to Stansted flights
San Francisco to Keflavik Intl 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.