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Cheap flights from Ottawa to Brussels from C$ 424

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BRU
23 Aug — 30 Aug1
1 adult

Cheapflights Tip: The best prices from Ottawa to Brussels are usually found in April or May, booked 86 days in advance, depart on a Wednesday or Sunday and return on a Saturday

Cheap flight deals from Ottawa to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Brussels (BR1). 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 18 August 2025.

Round-trip from

C$ 680

One-way from

C$ 424

Popular in

October

Cheapest in

April

Average price

C$ 1,201
Air Canada
  • Air Canada
  • 1/10-8/10
  • 2 total stops
  • 21h 18m total
  • Ottawa to Brussels
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2/10
  • 2/10
  • 3 total stops
  • 45h 20m total
  • Ottawa to Brussels
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 152 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 64 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Ottawa to Brussels

Cheapest flights from Ottawa to Brussels
Explore the most affordable flight options available from Ottawa to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Wed 1/102:40 p.m.YOW - BRU
1 stop11h 25mAir Canada
Wed 8/1010:00 a.m.BRU - YOW
1 stop9h 53mAir Canada
Deal found 16/8C$ 680
Thu 4/92:40 p.m.YOW - BRU
1 stop11h 25mAir Canada
Wed 17/910:00 a.m.BRU - YOW
1 stop9h 51mAir Canada
Deal found 17/8C$ 681
Thu 4/92:00 p.m.YOW - BRU
2 stops12h 05mMultiple Airlines
Wed 17/910:00 a.m.BRU - YOW
1 stop13h 19mMultiple Airlines
Deal found 17/8C$ 689
Sun 7/94:05 p.m.YOW - BRU
1 stop10h 00mMultiple Airlines
Sun 14/910:00 a.m.BRU - YOW
1 stop9h 51mMultiple Airlines
Deal found 18/8C$ 692
Mon 8/94:05 p.m.YOW - BRU
1 stop10h 00mMultiple Airlines
Mon 15/910:00 a.m.BRU - YOW
1 stop13h 19mMultiple Airlines
Deal found 18/8C$ 702
Mon 29/94:05 p.m.YOW - BRU
1 stop10h 00mAir Canada
Thu 16/1010:00 a.m.BRU - YOW
1 stop9h 53mAir Canada
Deal found 17/8C$ 710
Sun 14/911:05 a.m.YOW - BRU
1 stop15h 00mAir Canada
Sun 21/910:00 a.m.BRU - YOW
1 stop15h 04mAir Canada
Deal found 17/8C$ 712
Tue 9/92:00 p.m.YOW - BRU
2 stops12h 05mAir Canada
Wed 17/910:00 a.m.BRU - YOW
1 stop9h 51mAir Canada
Deal found 17/8C$ 718
Sun 14/95:55 a.m.YOW - CRL
2 stops28h 35mMultiple Airlines
Sun 21/94:40 p.m.CRL - YOW
3 stops37h 42mMultiple Airlines
Deal found 17/8C$ 1,375
Mon 1/95:55 a.m.YOW - CRL
3 stops34h 00mMultiple Airlines
Thu 4/99:05 p.m.CRL - YOW
3 stops47h 51mMultiple Airlines
Deal found 18/8C$ 1,618

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Brussels 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 629,999 searches. Data last updated 18 August 2025.
Use the filters below to find and compare flights from Ottawa to Brussels that are best for you.

Fly from

Ottawa

Fly to

Brussels

Route

Depart

Return

Price

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Wed 1/10

2:40 p.m.-8:05 a.m.

1 stop11h 25m

Brussels Bruxelles-National

Wed 8/10

10:00 a.m.-1:53 p.m.

1 stop9h 53m

C$ 680

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Thu 4/9

9:05 a.m.-8:05 a.m.

1 stop17h 00m

Brussels Bruxelles-National

Wed 17/9

10:00 a.m.-1:51 p.m.

1 stop9h 51m

C$ 684

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Thu 4/9

2:00 p.m.-8:05 a.m.

2 stops12h 05m

Brussels Bruxelles-National

Wed 17/9

10:00 a.m.-5:19 p.m.

1 stop13h 19m

C$ 689

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sun 7/9

4:05 p.m.-8:05 a.m.

1 stop10h 00m

Brussels Bruxelles-National

Sun 14/9

10:00 a.m.-1:51 p.m.

1 stop9h 51m

C$ 692

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 8/9

4:05 p.m.-8:05 a.m.

1 stop10h 00m

Brussels Bruxelles-National

Mon 15/9

10:00 a.m.-5:19 p.m.

1 stop13h 19m

C$ 702

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 6/9

4:05 p.m.-8:05 a.m.

1 stop10h 00m

Brussels Bruxelles-National

Sat 20/9

10:00 a.m.-1:51 p.m.

1 stop9h 51m

C$ 710

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sun 28/9

2:40 p.m.-8:05 a.m.

1 stop11h 25m

Brussels Bruxelles-National

Tue 14/10

10:00 a.m.-7:04 p.m.

1 stop15h 04m

C$ 710

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 27/9

11:05 a.m.-8:05 a.m.

1 stop15h 00m

Brussels Bruxelles-National

Sat 11/10

10:00 a.m.-1:51 p.m.

1 stop9h 51m

C$ 710

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 16/9

2:40 p.m.-8:05 a.m.

1 stop11h 25m

Brussels Bruxelles-National

Sun 5/10

10:00 a.m.-1:51 p.m.

1 stop9h 51m

C$ 710

OttawaBrussels

YOW - CRL

YOWCRL

Ottawa

Sun 14/9

5:55 a.m.-4:30 p.m.

2 stops28h 35m

Charleroi Brussels

Sun 21/9

4:40 p.m.-12:22 a.m.

3 stops37h 42m

C$ 1,375

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/8

Showing 1-10 of 22 results
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Best time to book a flight from Ottawa to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Ottawa 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 Ottawa to Brussels

How far ahead should I book a flight from Ottawa to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Brussels. Price data was last updated on 8 August 2025.

The price you pay for your flight from Ottawa to Brussels may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Ottawa to Brussels?

Currently, May is the cheapest month in which you can book a flight from Ottawa to Brussels (average of C$ 666). Flying from Ottawa to Brussels in December is currently the most expensive (average of C$ 950). 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 YOW to BRU?

Find hourly flight availability from Ottawa to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 August 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 24% on flights from Ottawa to Brussels by exploring options for tickets in the morning.

How much does it cost to fly round-trip from Ottawa to Brussels?

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated 18 August 2025.
Get a feel of what it's like to fly with Air France,United Airlines, andBrussels Airlines from Ottawa to Brussels by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.4
Good
1,468 reviews
Check prices

Food

7.0

Comfort

7.4

Overall

7.4

Crew

8.1

Boarding

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Air France
7.4
Good
1,468 reviews
Air France
7.4
Good
1,468 reviews
Check prices

Food

7.0

Comfort

7.4

Overall

7.4

Crew

8.1

Boarding

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
United Airlines
7.4
Good
8,925 reviews
Air France
7.4
Good
1,468 reviews
Check prices

Food

7.0

Comfort

7.4

Overall

7.4

Crew

8.1

Boarding

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Brussels Airlines
7.3
Good
350 reviews
Air France
7.4
Good
1,468 reviews
Check prices

Food

7.0

Comfort

7.4

Overall

7.4

Crew

8.1

Boarding

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Air Canada
7.1
Good
9,992 reviews
Air France
7.4
Good
1,468 reviews
Check prices

Food

7.0

Comfort

7.4

Overall

7.4

Crew

8.1

Boarding

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Lufthansa
6.8
Okay
7,330 reviews
Air France
7.4
Good
1,468 reviews
Check prices

Food

7.0

Comfort

7.4

Overall

7.4

Crew

8.1

Boarding

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Brussels. 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 Ottawa to Brussels?

    For a flight from Ottawa to Brussels, you will be flying from Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city. Ottawa is the only Ottawa airport and it handles 0 outbound flights to Brussels per day. 4 airlines have flights to Brussels from Ottawa on a regular basis.

  • How long is the flight from Ottawa to Brussels?

    There are many flights that can get you from Ottawa to Brussels in 11h 25m. Fly via Air Canada to get the fastest option. The distance from Ottawa to Brussels is about 5681 km.

  • What are the cheapest airlines flying from Ottawa to Brussels round-trip?

    Brussels Airlines, at C$ 783, was found to be the cheapest airline from Ottawa to Brussels.Alternate airlines to your destination round-trip include United Airlines and Air Canada. Users have found that Brussels Airlines is 33% cheaper than the other options available to this destination.

  • Can I find deals for flights from Ottawa to Brussels that include hotel bookings?

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

  • How can I find direct flights from Ottawa to Brussels?

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

  • Can I find deals for business class flights from Ottawa to Brussels?

    Yes. Cheapflights offers flight deals from Ottawa to Brussels 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 Ottawa to Brussels?

    Currently, May is the cheapest month in which you can book a flight from Ottawa to Brussels (average of C$ 666). Flying from Ottawa to Brussels in December is currently the most expensive (average of C$ 950). 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

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Top 4 airlines flying from Ottawa to Brussels

Discover the top 4 airlines that operate flights from Ottawa to Brussels. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapestC$ 783AverageC$ 1,099FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
United AirlinesCheapestC$ 807AverageC$ 857FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 875AverageC$ 1,168FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapestC$ 886AverageC$ 1,623FlexibilityNo cancel feeOn-time77%
Search Air France flights

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Brussels flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Brussels become cheaper?

Yes! Start tracking prices for Ottawa to Brussels flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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