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Cheap flights from Ottawa to Brussels Bruxelles-National Airport from C$ 571

YOW — BRU
18 Nov — 25 Nov1
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

Sun 18/1011:15 a.m. -
1 stop13h 55m
Thu 22/109:10 a.m. -
2 stops13h 22m
Deal found 15/10C$ 811
Thu 3/1210:50 a.m. -
1 stop15h 00m
Thu 10/1210:00 a.m. -
1 stop11h 57m
Deal found 19/10C$ 827
Sat 28/119:00 a.m. -
1 stop16h 50m
Sat 5/1210:00 a.m. -
1 stop11h 57m
Deal found 14/10C$ 838
Thu 5/1110:50 a.m. -
1 stop15h 00m
Wed 18/1110:00 a.m. -
2 stops11h 35m
Deal found 17/10C$ 841
Sun 18/1011:15 a.m. -
1 stop13h 55m
Mon 2/1110:00 a.m. -
1 stop18h 32m
Deal found 15/10C$ 844
Mon 7/129:00 a.m. -
1 stop16h 50m
Fri 11/1210:00 a.m. -
1 stop18h 32m
Deal found 17/10C$ 847
Sun 18/109:25 p.m. -
1 stop27h 45m
Fri 23/1012:00 p.m. -
1 stop17h 54m
Deal found 15/10C$ 848
Fri 6/119:00 a.m. -
1 stop16h 50m
Mon 16/1110:00 a.m. -
1 stop11h 57m
Deal found 16/10C$ 849

Find flight deals from Ottawa to Bruxelles-National

Round-trip from

C$ 827

One-way from

C$ 571

Popular in

July

Cheapest in

November

Average price

C$ 1,008
Air Canada
  • Air Canada
  • 3/12-10/12
  • 2 total stops
  • 26h 57m total
  • Ottawa to Brussels
Search Deals
9/11-31/12
  • 9/11-31/12
  • 3 total stops
  • 45h 40m total
  • Ottawa to Brussels
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 272 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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

Mon 9/11

6:10 a.m.-9:50 a.m.

3 stops45h 40m

Brussels Bruxelles-National

Wed 31/12

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

Nonstop0h 00m

C$ 571

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Thu 3/12

4:15 p.m.-9:10 p.m.

3 stops46h 55m

Brussels Bruxelles-National

Wed 31/12

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

Nonstop0h 00m

C$ 608

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Mon 1/2

4:15 p.m.-4:45 p.m.

3 stops42h 30m

Brussels Bruxelles-National

Wed 31/12

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

Nonstop0h 00m

C$ 636

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Tue 2/2

8:25 a.m.-4:55 p.m.

3 stops26h 30m

Brussels Bruxelles-National

Wed 31/12

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

Nonstop0h 00m

C$ 661

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Sun 27/12

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

2 stops36h 00m

Brussels Bruxelles-National

Wed 31/12

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

Nonstop0h 00m

C$ 787
Quickest round-trip

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$ 792

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Thu 5/11

10:50 a.m.-7:50 a.m.

1 stop15h 00m

Brussels Bruxelles-National

Wed 18/11

10:00 a.m.-3:35 p.m.

2 stops11h 35m

C$ 848

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Thu 3/12

2:55 p.m.-7:50 a.m.

1 stop10h 55m

Brussels Bruxelles-National

Thu 10/12

10:00 a.m.-6:45 p.m.

2 stops14h 45m

C$ 879

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Thu 5/11

5:10 p.m.-2:15 p.m.

2 stops15h 05m

Brussels Bruxelles-National

Wed 18/11

6:15 a.m.-3:00 p.m.

2 stops14h 45m

C$ 924

OttawaBrussels

YOW Ottawa - BRU Brussels Bruxelles-National

YOWBRU

Ottawa

Fri 20/11

12:10 p.m.-7:40 a.m.

2 stops37h 30m

Brussels Bruxelles-National

Sat 5/12

11:55 a.m.-2:09 p.m.

2 stops32h 14m

C$ 941

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/10

Showing 1-10 of 17 resultsSorted by cheapest first
1
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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 46 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$ 920). Flying from Ottawa to Brussels Bruxelles-National Airport in July is currently the most expensive (average of C$ 1,372). 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$ 869 and C$ 1,346 in December.
The cheapest round-trip price found within the last 5 days was C$ 827 on Air Canada (3 Dec-10 Dec).

Reviews of airlines servicing Bruxelles-National

Check out reviews from past customers who have flown with Brussels Airlines,United Airlines, andAir 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.
Brussels Airlines
7.3
Good
437 reviews
Check prices

Food

6.4

Crew

7.9

Boarding

7.4

Comfort

7.1

Overall

7.3

Entertainment

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

LJU - BRU

Rude flight attendant, no watter, delayed flight, and leg room for miggets
Brussels Airlines
7.3
Good
437 reviews
Brussels Airlines
7.3
Good
437 reviews
Check prices

Food

6.4

Crew

7.9

Boarding

7.4

Comfort

7.1

Overall

7.3

Entertainment

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

LJU - BRU

Rude flight attendant, no watter, delayed flight, and leg room for miggets
United Airlines
7.3
Good
10,389 reviews
Brussels Airlines
7.3
Good
437 reviews
Check prices

Food

6.4

Crew

7.9

Boarding

7.4

Comfort

7.1

Overall

7.3

Entertainment

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

LJU - BRU

Rude flight attendant, no watter, delayed flight, and leg room for miggets
Air Canada
7.1
Good
11,782 reviews
Brussels Airlines
7.3
Good
437 reviews
Check prices

Food

6.4

Crew

7.9

Boarding

7.4

Comfort

7.1

Overall

7.3

Entertainment

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

LJU - BRU

Rude flight attendant, no watter, delayed flight, and leg room for miggets

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 3 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?

    Air Canada, KLM, and United Airlines can get you from Ottawa to Brussels Bruxelles-National Airport in just under 15h. Your travel time can differ by up to 22h 30m. 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$ 831. Other airlines that can offer you cheap pricing are Brussels Airlines, from C$ 870, and Air Canada, from C$ 923. 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$ 920). Flying from Ottawa to Brussels Bruxelles-National Airport in July is currently the most expensive (average of C$ 1,372). 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 3 airlines flying from Ottawa to Bruxelles-National

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 831AverageC$ 1,026FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Brussels AirlinesCheapestC$ 870AverageC$ 1,091FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
Air CanadaCheapestC$ 923AverageC$ 1,237FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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.

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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.

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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.

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