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Cheap flights from Ottawa to Brussels from C$ 497

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BRU
7 Jul — 14 Jul1
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 2 July 2025.

Round-trip from

C$ 995

One-way from

C$ 568

Popular in

October

Cheapest in

April

Average price

C$ 1,333
Air Canada
  • Air Canada
  • 4/8-19/8
  • 2 total stops
  • 21h 19m total
  • Ottawa to Brussels
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16/8
  • 16/8
  • 2 total stops
  • 38h 20m total
  • Ottawa to Brussels
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Highest demand for flights based on searches. 11% potential increase in price (C$ 215 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 60 potential savings vs. average RT price).
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Average for round-trip flights in July 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 2 July 2025.

Sun 26/1010:10 a.m.YOW - BRU
2 stops18h 25mAer Lingus
Mon 10/1110:15 a.m.BRU - YOW
2 stops19h 32mAer Lingus
Deal found 30/6C$ 889
Sun 26/104:00 p.m.YOW - BRU
1 stop10h 50mBrussels Airlines
Mon 10/1110:00 a.m.BRU - YOW
1 stop10h 08mBrussels Airlines
Deal found 30/6C$ 890
Fri 15/811:05 a.m.YOW - BRU
1 stop14h 55mAir Canada
Fri 13/210:00 a.m.BRU - YOW
1 stop10h 08mAir Canada
Deal found 1/7C$ 1,011
Wed 23/76:30 p.m.YOW - BRU
1 stop31h 30mLufthansa
Tue 26/810:00 a.m.BRU - YOW
1 stop18h 05mLufthansa
Deal found 30/6C$ 1,179
Sat 2/87:55 p.m.YOW - BRU
2 stops54h 05mAustrian Airlines
Mon 18/810:00 a.m.BRU - YOW
2 stops41h 20mAustrian Airlines
Deal found 30/6C$ 1,197
Mon 4/85:00 p.m.YOW - BRU
2 stops13h 50mMultiple Airlines
Tue 19/82:05 p.m.BRU - YOW
3 stops29h 39mMultiple Airlines
Deal found 1/7C$ 1,222
Fri 11/77:00 a.m.YOW - CRL
3 stops31h 55mMultiple Airlines
Tue 15/77:35 a.m.CRL - YOW
2 stops19h 36mMultiple Airlines
Deal found 1/7C$ 1,559

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 2 July 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

Sun 26/10

10:10 a.m.-9:35 a.m.

2 stops18h 25m

Brussels Bruxelles-National

Mon 10/11

10:15 a.m.-11:47 p.m.

2 stops19h 32m

C$ 889

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sun 26/10

4:00 p.m.-7:50 a.m.

1 stop10h 50m

Brussels Bruxelles-National

Mon 10/11

10:00 a.m.-2:08 p.m.

1 stop10h 08m

C$ 890

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 15/8

11:05 a.m.-8:00 a.m.

1 stop14h 55m

Brussels Bruxelles-National

Fri 13/2

10:00 a.m.-2:08 p.m.

1 stop10h 08m

C$ 1,011

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Wed 23/7

6:30 p.m.-8:00 a.m.

1 stop31h 30m

Brussels Bruxelles-National

Tue 26/8

10:00 a.m.-10:05 p.m.

1 stop18h 05m

C$ 1,179

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 2/8

7:55 p.m.-8:00 a.m.

2 stops54h 05m

Brussels Bruxelles-National

Mon 18/8

10:00 a.m.-9:20 p.m.

2 stops41h 20m

C$ 1,197

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 4/8

5:00 p.m.-12:50 p.m.

2 stops13h 50m

Brussels Bruxelles-National

Tue 19/8

2:05 p.m.-1:44 p.m.

3 stops29h 39m

C$ 1,222

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 27/10

12:00 p.m.-1:55 p.m.

2 stops20h 55m

C$ 497

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 2/8

8:55 p.m.-8:00 a.m.

1 stop29h 05m

C$ 587

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/6

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 27 June 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 2 July 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 2 July 2025.
Get a feel of what it's like to fly with Brussels Airlines,Air Canada, andAer Lingus 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.
Brussels Airlines
7.3
Good
352 reviews
Check prices

Food

6.3

Boarding

7.4

Comfort

7.0

Entertainment

6.2

Overall

7.3

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.
Brussels Airlines
7.3
Good
352 reviews
Brussels Airlines
7.3
Good
352 reviews
Check prices

Food

6.3

Boarding

7.4

Comfort

7.0

Entertainment

6.2

Overall

7.3

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.
Air Canada
7.1
Good
9,669 reviews
Brussels Airlines
7.3
Good
352 reviews
Check prices

Food

6.3

Boarding

7.4

Comfort

7.0

Entertainment

6.2

Overall

7.3

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.
Aer Lingus
7.1
Good
1,141 reviews
Brussels Airlines
7.3
Good
352 reviews
Check prices

Food

6.3

Boarding

7.4

Comfort

7.0

Entertainment

6.2

Overall

7.3

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2025

CLT - EWR

I thought it was really good. The employees were very helpful and caring. Although the plane was a little dirty, so it could use a good cleaning. Other than that, it was good.

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. 5 airlines have flights to Brussels from Ottawa on a regular basis.

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

    Air Canada, at C$ 995, was found to be the cheapest airline from Ottawa to Brussels.Alternate airlines to your destination round-trip include Aer Lingus and Brussels Airlines. Users have found that Air Canada is 16% 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 5 airlines flying from Ottawa to Brussels

Discover the top 5 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 2 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapestC$ 728AverageC$ 1,117FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
United AirlinesCheapestC$ 796AverageC$ 870FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 863AverageC$ 1,158FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapestC$ 909AverageC$ 1,401FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapestC$ 995AverageC$ 1,352FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ottawa to Brussels?

Cheapflights makes it easy to find Ottawa to Brussels flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Brussels?

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Can Cheapflights find flights from Ottawa to Brussels with no change fees?

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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