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Cheap flights from Ottawa to Brussels from C$ 390

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 31/5. 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.
Multiple Airlines Logo
6:55 a.m. - 9:15 p.m.
YOW
-
CRL
32h 20m
3 stops
Multiple Airlines Logo
12:00 p.m. - 5:35 p.m.
CRL
-
YOW
35h 35m
3 stops
C$ 902Multiple Airlines
Sun, 7 Jun - Sun, 21 Jun
Multiple Airlines Logo
6:55 a.m. - 7:25 p.m.
YOW
-
BRU
30h 30m
3 stops
Multiple Airlines Logo
9:25 p.m. - 5:35 p.m.
BRU
-
YOW
26h 10m
3 stops
C$ 907Multiple Airlines
Sun, 7 Jun - Sun, 14 Jun
Multiple Airlines Logo
6:25 p.m. - 3:45 p.m.
YOW
-
CRL
15h 20m
2 stops
Multiple Airlines Logo
6:10 p.m. - 5:35 p.m.
CRL
-
YOW
29h 25m
3 stops
C$ 933Multiple Airlines
Wed, 20 May - Wed, 27 May
United Airlines Logo
7:30 p.m. - 7:25 a.m.
YOW
-
BRU
29h 55m
1 stop
United Airlines Logo
12:00 p.m. - 11:54 p.m.
BRU
-
YOW
17h 54m
1 stop
C$ 947United Airlines
Sat, 6 Jun - Sat, 20 Jun
United Airlines Logo
7:30 p.m. - 7:15 a.m.
YOW
-
BRU
29h 45m
1 stop
United Airlines Logo
12:00 p.m. - 11:54 p.m.
BRU
-
YOW
17h 54m
1 stop
C$ 948United Airlines
Sat, 6 Jun - Sat, 20 Jun
Air Canada Logo
11:15 a.m. - 7:10 a.m.
YOW
-
BRU
13h 55m
1 stop
Air Canada Logo
9:45 a.m. - 2:00 p.m.
BRU
-
YOW
10h 15m
1 stop
C$ 953Air Canada
Sun, 7 Jun - Sun, 14 Jun
Air Canada Logo
11:15 a.m. - 7:10 a.m.
YOW
-
BRU
13h 55m
1 stop
Air Canada Logo
9:45 a.m. - 7:46 p.m.
BRU
-
YOW
16h 01m
1 stop
C$ 954Air Canada
Fri, 5 Jun - Fri, 12 Jun
United Airlines Logo
5:05 a.m. - 7:15 a.m.
YOW
-
BRU
20h 10m
2 stops
United Airlines Logo
12:00 p.m. - 11:54 p.m.
BRU
-
YOW
17h 54m
1 stop
C$ 958United Airlines
Fri, 5 Jun - Sat, 20 Jun
Air Canada Logo
3:00 p.m. - 7:10 a.m.
YOW
-
BRU
10h 10m
1 stop
Air Canada Logo
9:40 a.m. - 2:00 p.m.
BRU
-
YOW
10h 20m
1 stop
C$ 959Air Canada
Tue, 9 Jun - Wed, 24 Jun
Air Canada Logo
3:00 p.m. - 7:10 a.m.
YOW
-
BRU
10h 10m
1 stop
Air Canada Logo
9:55 a.m. - 10:36 a.m.
BRU
-
YOW
30h 41m
1 stop
C$ 961Air Canada
Tue, 19 May - Tue, 26 May

United Airlines flights from Ottawa to Brussels

Our best United Airlines deals on Ottawa to Brussels flight tickets
United Airlines
6 Jun
YOW7:30 p.m.Ottawa
29h 55m
1 stop
BRU7:25 a.m.Brussels Bruxelles-National
20 Jun
BRU12:00 p.m.Brussels Bruxelles-National
17h 54m
1 stop
YOW11:54 p.m.Ottawa
C$ 947
United Airlines
6 Jun
YOW7:30 p.m.Ottawa
29h 45m
1 stop
BRU7:15 a.m.Brussels Bruxelles-National
20 Jun
BRU12:00 p.m.Brussels Bruxelles-National
17h 54m
1 stop
YOW11:54 p.m.Ottawa
C$ 948
United Airlines
5 Jun
YOW5:05 a.m.Ottawa
20h 10m
2 stops
BRU7:15 a.m.Brussels Bruxelles-National
20 Jun
BRU12:00 p.m.Brussels Bruxelles-National
17h 54m
1 stop
YOW11:54 p.m.Ottawa
C$ 958

Air Canada flights from Ottawa to Brussels

Our best Air Canada deals on Ottawa to Brussels flight tickets
Air Canada
7 Jun
YOW11:15 a.m.Ottawa
13h 55m
1 stop
BRU7:10 a.m.Brussels Bruxelles-National
14 Jun
BRU9:45 a.m.Brussels Bruxelles-National
10h 15m
1 stop
YOW2:00 p.m.Ottawa
C$ 953
Air Canada
5 Jun
YOW11:15 a.m.Ottawa
13h 55m
1 stop
BRU7:10 a.m.Brussels Bruxelles-National
12 Jun
BRU9:45 a.m.Brussels Bruxelles-National
16h 01m
1 stop
YOW7:46 p.m.Ottawa
C$ 954
Air Canada
9 Jun
YOW3:00 p.m.Ottawa
10h 10m
1 stop
BRU7:10 a.m.Brussels Bruxelles-National
24 Jun
BRU9:40 a.m.Brussels Bruxelles-National
10h 20m
1 stop
YOW2:00 p.m.Ottawa
C$ 959

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 25 April 2026.
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

Cheapest round-trip

OttawaBrussels

YOW - CRL

YOWCRL

Ottawa

Sun 7/6

6:55 a.m.-9:15 p.m.

3 stops32h 20m

Charleroi Brussels

Sun 21/6

12:00 p.m.-5:35 p.m.

3 stops35h 35m

C$ 902

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sun 7/6

6:55 a.m.-7:25 p.m.

3 stops30h 30m

Brussels Bruxelles-National

Sun 14/6

9:25 p.m.-5:35 p.m.

3 stops26h 10m

C$ 907

OttawaBrussels

YOW - CRL

YOWCRL

Ottawa

Wed 20/5

6:25 p.m.-3:45 p.m.

2 stops15h 20m

Charleroi Brussels

Wed 27/5

6:10 p.m.-5:35 p.m.

3 stops29h 25m

C$ 933

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 6/6

7:30 p.m.-7:25 a.m.

1 stop29h 55m

Brussels Bruxelles-National

Sat 20/6

12:00 p.m.-11:54 p.m.

1 stop17h 54m

C$ 947

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sat 6/6

7:30 p.m.-7:15 a.m.

1 stop29h 45m

Brussels Bruxelles-National

Sat 20/6

12:00 p.m.-11:54 p.m.

1 stop17h 54m

C$ 948

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Sun 7/6

11:15 a.m.-7:10 a.m.

1 stop13h 55m

Brussels Bruxelles-National

Sun 14/6

9:45 a.m.-2:00 p.m.

1 stop10h 15m

C$ 953

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 5/6

11:15 a.m.-7:10 a.m.

1 stop13h 55m

Brussels Bruxelles-National

Fri 12/6

9:45 a.m.-7:46 p.m.

1 stop16h 01m

C$ 954

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 5/6

5:05 a.m.-7:15 a.m.

2 stops20h 10m

Brussels Bruxelles-National

Sat 20/6

12:00 p.m.-11:54 p.m.

1 stop17h 54m

C$ 958
Quickest round-trip

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 9/6

3:00 p.m.-7:10 a.m.

1 stop10h 10m

Brussels Bruxelles-National

Wed 24/6

9:40 a.m.-2:00 p.m.

1 stop10h 20m

C$ 959

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Tue 19/5

3:00 p.m.-7:10 a.m.

1 stop10h 10m

Brussels Bruxelles-National

Tue 26/5

9:55 a.m.-10:36 a.m.

1 stop30h 41m

C$ 961

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Ottawa and Brussels?

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$ 891.

How far in advance should I book a flight from Ottawa 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$ 1,082 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$ 961 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

15h 15m

Direct flights

None
The fastest flight from Ottawa to Brussels takes 15h 15m
There are no direct flights from Ottawa to Brussels. There are no popular flight routes from Ottawa to Brussels.
Search flight deals

Frequently asked questions about flying from Ottawa to Brussels

  • How far is Ottawa to Brussels by plane?

    A flight from Ottawa to Brussels will travel around 5670.1 km. 15h 15m 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$ 715Free CancellationRating
7.1
10,966 reviews
Search Air Canada flights
Brussels AirlinesPriceFrom C$ 729Free CancellationRating
7.2
404 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom C$ 819Free CancellationRating
7.4
9,653 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.

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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