Find flights
When to book
Airlines
FAQs

Cheap flights from Ottawa to Brussels Bruxelles-National Airport from C$ 403

YOW — BRU
18 Oct — 25 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Bruxelles-National

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Bruxelles-National

Sat 26/911:10 a.m. -
1 stop14h 00m
Fri 9/109:10 a.m. -
1 stop10h 48m
Deal found 18/9C$ 739
Thu 17/93:10 p.m. -
1 stop10h 00m
Thu 1/109:10 a.m. -
1 stop17h 38m
Deal found 14/9C$ 747
Thu 15/103:10 p.m. -
1 stop10h 00m
Thu 22/109:10 a.m. -
2 stops13h 22m
Deal found 16/9C$ 753
Sat 26/99:55 a.m. -
2 stops15h 15m
Fri 9/109:10 a.m. -
1 stop10h 48m
Deal found 17/9C$ 754
Thu 24/911:10 a.m. -
1 stop14h 00m
Wed 7/109:10 a.m. -
1 stop16h 35m
Deal found 15/9C$ 756
Thu 17/911:10 a.m. -
1 stop14h 00m
Thu 1/109:10 a.m. -
1 stop10h 48m
Deal found 14/9C$ 758
Sat 10/102:50 p.m. -
1 stop10h 20m
Sun 25/1010:00 a.m. -
2 stops14h 52m
Deal found 15/9C$ 760
Sun 11/102:35 p.m. -
1 stop10h 35m
Sun 25/1010:00 a.m. -
1 stop10h 57m
Deal found 15/9C$ 763
Mon 5/109:05 a.m. -
1 stop16h 05m
Fri 9/109:10 a.m. -
2 stops13h 22m
Deal found 17/9C$ 765
Mon 5/109:05 a.m. -
1 stop16h 05m
Sat 10/109:10 a.m. -
1 stop17h 40m
Deal found 17/9C$ 767

Find flight deals from Ottawa to Bruxelles-National

Round-trip from

C$ 739

One-way from

C$ 403

Popular in

July

Cheapest in

October

Average price

C$ 1,016
Air Canada
  • Air Canada
  • 7/10-21/10
  • 2 total stops
  • 30h 30m total
  • Ottawa to Brussels
Search Deals
17/10-31/12
  • 17/10-31/12
  • 2 total stops
  • 43h 40m total
  • Ottawa to Brussels
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 267 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Fri 2/10

7:40 p.m.-9:15 a.m.

2 stops31h 35m

Brussels Bruxelles-National

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 509

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Thu 1/10

4:00 p.m.-9:10 a.m.

3 stops35h 10m

Brussels Bruxelles-National

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 540

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Sun 27/9

2:15 p.m.-7:50 a.m.

1 stop11h 35m

Brussels Bruxelles-National

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 635

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Mon 4/1

5:30 a.m.-9:40 a.m.

2 stops22h 10m

Brussels Bruxelles-National

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 807

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Sat 10/10

10:35 a.m.-7:45 a.m.

2 stops15h 10m

Brussels Bruxelles-National

Tue 27/10

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

2 stops32h 00m

C$ 840

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Sun 8/11

12:30 p.m.-7:50 a.m.

2 stops13h 20m

Brussels Bruxelles-National

Wed 18/11

10:00 a.m.-7:45 p.m.

2 stops15h 45m

C$ 882

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Thu 22/10

6:25 p.m.-2:40 p.m.

2 stops14h 15m

Brussels Bruxelles-National

Sun 1/11

6:15 a.m.-4:05 p.m.

2 stops14h 50m

C$ 911

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Mon 12/10

6:00 a.m.-7:15 a.m.

1 stop19h 15m

Brussels Bruxelles-National

Thu 15/10

2:25 p.m.-11:54 p.m.

2 stops39h 29m

C$ 918

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Mon 2/11

3:10 p.m.-7:15 a.m.

2 stops34h 05m

Brussels Bruxelles-National

Mon 9/11

11:15 a.m.-9:56 p.m.

1 stop16h 41m

C$ 935

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Fri 16/10

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

1 stop9h 50m

Brussels Bruxelles-National

Sat 31/10

9:15 p.m.-3:07 p.m.

2 stops46h 52m

C$ 970

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Ottawa to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National from Ottawa with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Brussels Bruxelles-National Airport

How far ahead should I book a flight from Ottawa to Brussels Bruxelles-National Airport?

The best time to book flights from Ottawa to Brussels Bruxelles-National Airport is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Ottawa to Brussels Bruxelles-National Airport?

Currently, November is the cheapest month in which you can book a flight from Ottawa to Brussels Bruxelles-National Airport (average of C$ 911). Flying from Ottawa to Brussels Bruxelles-National Airport in July is currently the most expensive (average of C$ 1,359). 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.

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

Airfare is below average for this route at the moment.

Ottawa to Brussels Bruxelles-National Airport flights typically cost between C$ 861 and C$ 1,090 in October.
The cheapest round-trip price found within the last 5 days was C$ 739 on Air Canada (7 Oct-21 Oct).

Reviews of airlines servicing Bruxelles-National

Check out reviews from past customers who have flown with United Airlines and Air Canada from Ottawa to Brussels Bruxelles-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,229 reviews
Check prices

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
10,229 reviews
United Airlines
7.4
Good
10,229 reviews
Check prices

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,654 reviews
United Airlines
7.4
Good
10,229 reviews
Check prices

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.7

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

  • What airport do you fly from for flights from Ottawa to Brussels Bruxelles-National?

    Most people fly from Ottawa (YOW) if they book a flight from Ottawa to Brussels Bruxelles-National. On average, Ottawa has 0 outbound flights to Brussels Bruxelles-National per day from 2 airlines. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

  • How long is the flight from Ottawa to Brussels Bruxelles-National Airport?

    United Airlines, Air Canada, and KLM can get you from Ottawa to Brussels Bruxelles-National Airport in just under 13h 20m. Your travel time can differ by up to 1h 50m. There are 5681 km between Ottawa and Brussels Bruxelles-National Airport. Both multi-stop and direct flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Ottawa to Brussels Bruxelles-National Airport round-trip from C$ 823. Another airline that can offer you cheap pricing is Air Canada. United Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Ottawa to Bruxelles-National that include hotel bookings?

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

  • How can I find direct flights from Ottawa to Bruxelles-National?

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

  • Can I find deals for business class flights from Ottawa to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Ottawa 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 Ottawa to Brussels Bruxelles-National Airport?

    Currently, November is the cheapest month in which you can book a flight from Ottawa to Brussels Bruxelles-National Airport (average of C$ 911). Flying from Ottawa to Brussels Bruxelles-National Airport in July is currently the most expensive (average of C$ 1,359). 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

Top 2 airlines flying from Ottawa to Bruxelles-National

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 823AverageC$ 1,016FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 888AverageC$ 1,223FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Bruxelles-National?

When you search for this flight from Ottawa to Bruxelles-National, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Bruxelles-National?

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to Bruxelles-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ottawa to Bruxelles-National with no change fees?

Certainly. Search results for flights to Bruxelles-National from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ottawa to Bruxelles-National become cheaper?

Not ready to book yet? You can track prices for flights from Ottawa to Bruxelles-National on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.