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Cheap flights from Ottawa to Brussels from C$ 448

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Brussels departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ottawa to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
5:40 a.m. - 10:10 a.m.
YOW
-
BRU
22h 30m2 stops
KLM Logo
2:45 p.m. - 12:42 a.m.
BRU
-
YOW
15h 57m2 stops
C$ 866KLM
Sat, 24 Jan - Sat, 31 Jan
Multiple Airlines Logo
2:00 p.m. - 7:50 a.m.
YOW
-
BRU
11h 50m1 stop
Multiple Airlines Logo
9:25 a.m. - 4:31 p.m.
BRU
-
YOW
13h 06m2 stops
C$ 898Multiple Airlines
Wed, 13 May - Wed, 20 May
Multiple Airlines Logo
12:15 p.m. - 7:10 a.m.
YOW
-
BRU
12h 55m2 stops
Multiple Airlines Logo
9:25 a.m. - 8:51 p.m.
BRU
-
YOW
17h 26m1 stop
C$ 899Multiple Airlines
Tue, 12 May - Fri, 22 May
Multiple Airlines Logo
12:15 p.m. - 7:10 a.m.
YOW
-
BRU
12h 55m2 stops
Multiple Airlines Logo
9:25 a.m. - 8:51 p.m.
BRU
-
YOW
17h 26m1 stop
C$ 901Multiple Airlines
Tue, 12 May - Fri, 22 May
Multiple Airlines Logo
9:05 a.m. - 7:10 a.m.
YOW
-
BRU
16h 05m1 stop
Multiple Airlines Logo
9:25 a.m. - 8:51 p.m.
BRU
-
YOW
17h 26m1 stop
C$ 905Multiple Airlines
Tue, 12 May - Fri, 22 May
Multiple Airlines Logo
9:25 a.m. - 7:10 a.m.
YOW
-
BRU
15h 45m2 stops
Multiple Airlines Logo
9:40 a.m. - 5:14 p.m.
BRU
-
YOW
13h 34m1 stop
C$ 907Multiple Airlines
Mon, 6 Apr - Mon, 27 Apr
United Airlines Logo
10:00 a.m. - 7:45 a.m.
YOW
-
BRU
15h 45m2 stops
United Airlines Logo
12:00 p.m. - 1:10 p.m.
BRU
-
YOW
31h 10m2 stops
C$ 913United Airlines
Tue, 12 May - Fri, 22 May
Multiple Airlines Logo
2:50 p.m. - 7:10 a.m.
YOW
-
BRU
10h 20m1 stop
Multiple Airlines Logo
9:40 a.m. - 5:14 p.m.
BRU
-
YOW
13h 34m1 stop
C$ 914Multiple Airlines
Mon, 6 Apr - Mon, 27 Apr
Air Canada Logo
12:15 p.m. - 7:10 a.m.
YOW
-
BRU
12h 55m2 stops
Air Canada Logo
9:25 a.m. - 4:31 p.m.
BRU
-
YOW
13h 06m2 stops
C$ 918Air Canada
Tue, 12 May - Fri, 22 May
Lufthansa Logo
4:00 p.m. - 7:50 a.m.
YOW
-
BRU
9h 50m1 stop
Lufthansa Logo
10:00 a.m. - 2:07 p.m.
BRU
-
YOW
10h 07m1 stop
C$ 920Lufthansa
Mon, 19 Jan - Tue, 3 Feb

KLM flights from Ottawa to Brussels

Our best KLM deals on Ottawa to Brussels flight tickets
KLM
24 Jan
YOW5:40 a.m.Ottawa
22h 30m
2 stops
BRU10:10 a.m.Brussels Bruxelles-National
31 Jan
BRU2:45 p.m.Brussels Bruxelles-National
15h 57m
2 stops
YOW12:42 a.m.Ottawa
C$ 866
Find similar
KLM
31 Jan
YOW5:40 a.m.Ottawa
22h 30m
2 stops
BRU10:10 a.m.Brussels Bruxelles-National
1 Mar
BRU8:05 a.m.Brussels Bruxelles-National
13h 05m
2 stops
YOW3:10 p.m.Ottawa
C$ 942
Find similar

United Airlines flights from Ottawa to Brussels

Our best United Airlines deals on Ottawa to Brussels flight tickets
United Airlines
12 May
YOW10:00 a.m.Ottawa
15h 45m
2 stops
BRU7:45 a.m.Brussels Bruxelles-National
22 May
BRU12:00 p.m.Brussels Bruxelles-National
31h 10m
2 stops
YOW1:10 p.m.Ottawa
C$ 913
Find similar
United Airlines
1 Jan
YOW5:09 p.m.Ottawa
38h 06m
2 stops
BRU1:15 p.m.Brussels Bruxelles-National
8 Jan
BRU9:40 a.m.Brussels Bruxelles-National
18h 16m
2 stops
YOW9:56 p.m.Ottawa
C$ 1,156
Find similar
United Airlines
1 Jan
YOW5:09 p.m.Ottawa
38h 06m
2 stops
BRU1:15 p.m.Brussels Bruxelles-National
10 Jan
BRU9:40 a.m.Brussels Bruxelles-National
20h 14m
2 stops
YOW11:54 p.m.Ottawa
C$ 1,164
Find similar

momondo 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, momondo users made 96,600 searches. Data last updated 28 December 2025.
Use the filters below to find and compare flights from Ottawa to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 24/1

5:40 a.m.-10:10 a.m.

2 stops22h 30m

Brussels Bruxelles-National

Sat 31/1

2:45 p.m.-12:42 a.m.

2 stops15h 57m

C$ 866

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Wed 13/5

2:00 p.m.-7:50 a.m.

1 stop11h 50m

Brussels Bruxelles-National

Wed 20/5

9:25 a.m.-4:31 p.m.

2 stops13h 06m

C$ 898

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 12/5

12:15 p.m.-7:10 a.m.

2 stops12h 55m

Brussels Bruxelles-National

Fri 22/5

9:25 a.m.-8:51 p.m.

1 stop17h 26m

C$ 899

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 12/5

12:15 p.m.-7:10 a.m.

2 stops12h 55m

Brussels Bruxelles-National

Fri 22/5

9:25 a.m.-8:51 p.m.

1 stop17h 26m

C$ 901

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 12/5

9:05 a.m.-7:10 a.m.

1 stop16h 05m

Brussels Bruxelles-National

Fri 22/5

9:25 a.m.-8:51 p.m.

1 stop17h 26m

C$ 905

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 6/4

9:25 a.m.-7:10 a.m.

2 stops15h 45m

Brussels Bruxelles-National

Mon 27/4

9:40 a.m.-5:14 p.m.

1 stop13h 34m

C$ 907

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 12/5

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

2 stops15h 45m

Brussels Bruxelles-National

Fri 22/5

12:00 p.m.-1:10 p.m.

2 stops31h 10m

C$ 913

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 6/4

2:50 p.m.-7:10 a.m.

1 stop10h 20m

Brussels Bruxelles-National

Mon 27/4

9:40 a.m.-5:14 p.m.

1 stop13h 34m

C$ 914

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 12/5

12:15 p.m.-7:10 a.m.

2 stops12h 55m

Brussels Bruxelles-National

Fri 22/5

9:25 a.m.-4:31 p.m.

2 stops13h 06m

C$ 918

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 19/1

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

1 stop9h 50m

Brussels Bruxelles-National

Tue 3/2

10:00 a.m.-2:07 p.m.

1 stop10h 07m

C$ 920

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Ottawa to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Brussels?

If you’re not able to fly to Brussels in September, then October is your next best option. Flight prices from Ottawa to Brussels during October average around C$ 875.

What is the cheapest day to depart on your flight to Brussels?

The cheapest day to depart from Ottawa to Brussels is on a Wednesday when prices can be found for as low as C$ 1,032. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ottawa to Brussels for around C$ 1,657.

What is the cheapest time of day to depart on your flight to Brussels?

Our most recent data shows that the best time of day to fly to Brussels is in the morning. Flights from Ottawa to Brussels during this time can be as low as C$ 1,008. Flights to Brussels are more costly in the afternoon, with an average ticket price of C$ 1,317. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Brussels?

You are more likely to see cheaper flights to Brussels from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around C$ 1,063 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Ottawa for as low as C$ 825 on momondo.

Cheap Ottawa to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Brussels

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from Ottawa to Brussels takes 11h 50m
There are no direct flights from Ottawa to Brussels. There are no popular flight routes from Ottawa to Brussels.
Search flight deals

  • How far is Ottawa to Brussels by plane?

    A flight from Ottawa to Brussels will travel around 5670.1 km. 11h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ottawa Airport to Brussels?

    Prices for flights from Ottawa Airport to Brussels refresh daily.

  • How many operators does momondo search for flights from Ottawa Airport to Brussels?

  • How old do you have to be to fly from Ottawa Airport to Brussels?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Brussels.

  • What documentation or ID do you need to fly to Brussels?

    The travel and health documents required for your trip to Brussels can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ottawa to Brussels

Compare and see reviews for airlines that fly from Ottawa to Brussels with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 718Free CancellationRating
7.1
10,562 reviews
Search Air Canada flights
Brussels AirlinesPriceFrom C$ 730Free CancellationRating
7.2
377 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom C$ 799Free CancellationRating
7.4
9,113 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Brussels?

It is quick and easy to find Ottawa to Brussels flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Brussels that suits you.

Can I find flights from Ottawa to Brussels with flexible booking policies on momondo?

All flight searches from Ottawa to Brussels on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa to Brussels?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from Ottawa.

I’m not ready to book a flight from Ottawa to Brussels right now. Can momondo alert me if prices change?

Price alerts on flights to Brussels from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Brussels trip

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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 44.1 km from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport