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Cheap flights from Ottawa to Brussels from C$ 418

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 23/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ottawa to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 a.m. - 7:15 a.m.
YOW
-
BRU
20h 15m
2 stops
United Airlines Logo
11:55 a.m. - 9:56 p.m.
BRU
-
YOW
39h 01m
2 stops
C$ 831United Airlines
Sun, 25 Oct - Thu, 29 Oct
United Airlines Logo
6:00 a.m. - 9:00 a.m.
YOW
-
BRU
21h 00m
3 stops
United Airlines Logo
11:10 a.m. - 4:38 p.m.
BRU
-
YOW
11h 28m
1 stop
C$ 834United Airlines
Wed, 2 Sep - Sun, 20 Sep
United Airlines Logo
6:25 a.m. - 7:45 a.m.
YOW
-
BRU
19h 20m
2 stops
United Airlines Logo
11:15 a.m. - 9:56 p.m.
BRU
-
YOW
16h 41m
1 stop
C$ 837United Airlines
Fri, 2 Oct - Sat, 7 Nov
United Airlines Logo
12:00 p.m. - 7:25 a.m.
YOW
-
BRU
13h 25m
2 stops
United Airlines Logo
10:45 a.m. - 9:35 p.m.
BRU
-
YOW
16h 50m
2 stops
C$ 845United Airlines
Fri, 4 Sep - Sat, 19 Sep
United Airlines Logo
12:00 p.m. - 7:15 a.m.
YOW
-
BRU
13h 15m
2 stops
United Airlines Logo
12:00 p.m. - 9:15 p.m.
BRU
-
YOW
15h 15m
2 stops
C$ 854United Airlines
Fri, 16 Oct - Sat, 24 Oct
United Airlines Logo
12:00 p.m. - 7:15 a.m.
YOW
-
BRU
13h 15m
2 stops
United Airlines Logo
11:10 a.m. - 9:15 p.m.
BRU
-
YOW
16h 05m
2 stops
C$ 855United Airlines
Fri, 11 Sep - Tue, 15 Sep
United Airlines Logo
12:00 p.m. - 7:15 a.m.
YOW
-
BRU
13h 15m
2 stops
United Airlines Logo
12:00 p.m. - 9:15 p.m.
BRU
-
YOW
15h 15m
2 stops
C$ 857United Airlines
Fri, 16 Oct - Sat, 24 Oct
United Airlines Logo
12:00 p.m. - 7:15 a.m.
YOW
-
BRU
13h 15m
2 stops
United Airlines Logo
12:00 p.m. - 9:15 p.m.
BRU
-
YOW
15h 15m
2 stops
C$ 858United Airlines
Fri, 16 Oct - Sat, 24 Oct
Multiple Airlines Logo
8:40 a.m. - 9:30 p.m.
YOW
-
CRL
30h 50m
3 stops
Multiple Airlines Logo
9:50 p.m. - 5:35 p.m.
CRL
-
YOW
25h 45m
3 stops
C$ 1,102Multiple Airlines
Thu, 17 Sep - Sat, 26 Sep
Multiple Airlines Logo
4:00 p.m. - 10:45 p.m.
YOW
-
CRL
24h 45m
3 stops
Multiple Airlines Logo
9:00 p.m. - 2:55 p.m.
CRL
-
YOW
47h 55m
3 stops
C$ 1,115Multiple Airlines
Fri, 11 Sep - Tue, 15 Sep

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United Airlines flights from Ottawa to Brussels

Our best United Airlines deals on Ottawa to Brussels flight tickets
United Airlines
25 Oct
YOW6:00 a.m.Ottawa
20h 15m
2 stops
BRU7:15 a.m.Brussels Bruxelles-National
29 Oct
BRU11:55 a.m.Brussels Bruxelles-National
39h 01m
2 stops
YOW9:56 p.m.Ottawa
C$ 831
United Airlines
2 Sep
YOW6:00 a.m.Ottawa
21h 00m
3 stops
BRU9:00 a.m.Brussels Bruxelles-National
20 Sep
BRU11:10 a.m.Brussels Bruxelles-National
11h 28m
1 stop
YOW4:38 p.m.Ottawa
C$ 834
United Airlines
2 Oct
YOW6:25 a.m.Ottawa
19h 20m
2 stops
BRU7:45 a.m.Brussels Bruxelles-National
7 Nov
BRU11:15 a.m.Brussels Bruxelles-National
16h 41m
1 stop
YOW9:56 p.m.Ottawa
C$ 837

Air Canada flights from Ottawa to Brussels

Our best Air Canada deals on Ottawa to Brussels flight tickets
Air Canada
9 Dec
YOW2:00 p.m.Ottawa
11h 50m
2 stops
BRU7:50 a.m.Brussels Bruxelles-National
15 Dec
BRU10:00 a.m.Brussels Bruxelles-National
14h 45m
2 stops
YOW6:45 p.m.Ottawa
C$ 1,015
Air Canada
1 Oct
YOW12:00 p.m.Ottawa
13h 10m
2 stops
BRU7:10 a.m.Brussels Bruxelles-National
15 Oct
BRU9:10 a.m.Brussels Bruxelles-National
13h 22m
2 stops
YOW4:32 p.m.Ottawa
C$ 1,020
Air Canada
27 Oct
YOW2:00 p.m.Ottawa
12h 50m
2 stops
BRU7:50 a.m.Brussels Bruxelles-National
1 Nov
BRU10:00 a.m.Brussels Bruxelles-National
13h 20m
2 stops
YOW5:20 p.m.Ottawa
C$ 1,031

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 26 July 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 - BRU

YOWBRU

Ottawa

Sun 25/10

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

2 stops20h 15m

Brussels Bruxelles-National

Thu 29/10

11:55 a.m.-9:56 p.m.

2 stops39h 01m

C$ 831

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Wed 2/9

6:00 a.m.-9:00 a.m.

3 stops21h 00m

Brussels Bruxelles-National

Sun 20/9

11:10 a.m.-4:38 p.m.

1 stop11h 28m

C$ 834

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 2/10

6:25 a.m.-7:45 a.m.

2 stops19h 20m

Brussels Bruxelles-National

Sat 7/11

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

1 stop16h 41m

C$ 837

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 4/9

12:00 p.m.-7:25 a.m.

2 stops13h 25m

Brussels Bruxelles-National

Sat 19/9

10:45 a.m.-9:35 p.m.

2 stops16h 50m

C$ 845
Quickest round-trip

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 16/10

12:00 p.m.-7:15 a.m.

2 stops13h 15m

Brussels Bruxelles-National

Sat 24/10

12:00 p.m.-9:15 p.m.

2 stops15h 15m

C$ 854

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 11/9

12:00 p.m.-7:15 a.m.

2 stops13h 15m

Brussels Bruxelles-National

Tue 15/9

11:10 a.m.-9:15 p.m.

2 stops16h 05m

C$ 855

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 16/10

12:00 p.m.-7:15 a.m.

2 stops13h 15m

Brussels Bruxelles-National

Sat 24/10

12:00 p.m.-9:15 p.m.

2 stops15h 15m

C$ 857

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 16/10

12:00 p.m.-7:15 a.m.

2 stops13h 15m

Brussels Bruxelles-National

Sat 24/10

12:00 p.m.-9:15 p.m.

2 stops15h 15m

C$ 858

OttawaBrussels

YOW - CRL

YOWCRL

Ottawa

Thu 17/9

8:40 a.m.-9:30 p.m.

3 stops30h 50m

Charleroi Brussels

Sat 26/9

9:50 p.m.-5:35 p.m.

3 stops25h 45m

C$ 1,102

OttawaBrussels

YOW - CRL

YOWCRL

Ottawa

Fri 11/9

4:00 p.m.-10:45 p.m.

3 stops24h 45m

Charleroi Brussels

Tue 15/9

9:00 p.m.-2:55 p.m.

3 stops47h 55m

C$ 1,115

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?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 1,241 to C$ 1,443.
The lowest price recently found on this route was C$ 831.

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$ 917.

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$ 1,117 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$ 922 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

13h 25m

Direct flights

None
The fastest flight from Ottawa to Brussels takes 13h 25m
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. 13h 25m 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$ 736Free CancellationRating
7.1
11,385 reviews
Search Air Canada flights
Brussels AirlinesPriceFrom C$ 750Free CancellationRating
7.2
422 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom C$ 836Free CancellationRating
7.4
10,035 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