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Cheap flights from Ottawa to Brussels from C$ 440

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 27/8. 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
6:25 a.m. - 9:00 a.m.
YOW
-
BRU
20h 35m
1 stop
United Airlines Logo
11:10 a.m. - 10:35 p.m.
BRU
-
YOW
17h 25m
1 stop
C$ 827United Airlines
Mon, 21 Sep - Fri, 25 Sep
United Airlines Logo
6:25 a.m. - 7:45 a.m.
YOW
-
BRU
19h 20m
2 stops
United Airlines Logo
11:10 a.m. - 4:38 p.m.
BRU
-
YOW
11h 28m
1 stop
C$ 829United Airlines
Fri, 18 Sep - Fri, 2 Oct
United Airlines Logo
6:00 a.m. - 7:15 a.m.
YOW
-
BRU
19h 15m
1 stop
United Airlines Logo
12:00 p.m. - 9:11 a.m.
BRU
-
YOW
27h 11m
2 stops
C$ 830United Airlines
Thu, 17 Sep - Mon, 21 Sep
United Airlines Logo
6:05 a.m. - 7:45 a.m.
YOW
-
BRU
19h 40m
1 stop
United Airlines Logo
11:10 a.m. - 1:10 p.m.
BRU
-
YOW
32h 00m
2 stops
C$ 840United Airlines
Thu, 1 Oct - Thu, 8 Oct
Lufthansa Logo
3:10 p.m. - 7:45 a.m.
YOW
-
BRU
10h 35m
1 stop
Lufthansa Logo
12:00 p.m. - 10:35 p.m.
BRU
-
YOW
16h 35m
2 stops
C$ 846Lufthansa
Mon, 7 Sep - Sun, 20 Sep
Lufthansa Logo
6:00 a.m. - 7:15 a.m.
YOW
-
BRU
19h 15m
1 stop
Lufthansa Logo
11:10 a.m. - 4:38 p.m.
BRU
-
YOW
11h 28m
1 stop
C$ 847Lufthansa
Mon, 7 Sep - Sun, 20 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$ 853United Airlines
Fri, 16 Oct - Sat, 24 Oct
United Airlines Logo
5:57 p.m. - 1:15 p.m.
YOW
-
BRU
13h 18m
2 stops
United Airlines Logo
11:10 a.m. - 4:38 p.m.
BRU
-
YOW
11h 28m
1 stop
C$ 854United Airlines
Mon, 21 Sep - Fri, 25 Sep
United Airlines Logo
5:57 p.m. - 1:15 p.m.
YOW
-
BRU
13h 18m
2 stops
United Airlines Logo
11:10 a.m. - 4:38 p.m.
BRU
-
YOW
11h 28m
1 stop
C$ 856United Airlines
Mon, 21 Sep - Fri, 25 Sep
Multiple Airlines Logo
6:55 a.m. - 4:25 p.m.
YOW
-
CRL
27h 30m
3 stops
Multiple Airlines Logo
9:40 p.m. - 12:20 a.m.
CRL
-
YOW
32h 40m
3 stops
C$ 971Multiple Airlines
Mon, 10 Aug - Mon, 24 Aug

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Air Canada flights from Ottawa to Brussels

Our best Air Canada deals on Ottawa to Brussels flight tickets
Air Canada
29 Oct
YOW12:15 p.m.Ottawa
39h 40m
2 stops
BRU8:55 a.m.Brussels Bruxelles-National
11 Nov
BRU10:00 a.m.Brussels Bruxelles-National
17h 52m
2 stops
YOW9:52 p.m.Ottawa
C$ 1,008
Air Canada
21 Sep
YOW2:00 p.m.Ottawa
11h 10m
2 stops
BRU7:10 a.m.Brussels Bruxelles-National
25 Sep
BRU9:10 a.m.Brussels Bruxelles-National
13h 22m
2 stops
YOW4:32 p.m.Ottawa
C$ 1,185
Air Canada
21 Sep
YOW2:00 p.m.Ottawa
11h 10m
2 stops
BRU7:10 a.m.Brussels Bruxelles-National
25 Sep
BRU9:10 a.m.Brussels Bruxelles-National
13h 22m
2 stops
YOW4:32 p.m.Ottawa
C$ 1,186

United Airlines flights from Ottawa to Brussels

Our best United Airlines deals on Ottawa to Brussels flight tickets
United Airlines
21 Sep
YOW6:25 a.m.Ottawa
20h 35m
1 stop
BRU9:00 a.m.Brussels Bruxelles-National
25 Sep
BRU11:10 a.m.Brussels Bruxelles-National
17h 25m
1 stop
YOW10:35 p.m.Ottawa
C$ 827
United Airlines
18 Sep
YOW6:25 a.m.Ottawa
19h 20m
2 stops
BRU7:45 a.m.Brussels Bruxelles-National
2 Oct
BRU11:10 a.m.Brussels Bruxelles-National
11h 28m
1 stop
YOW4:38 p.m.Ottawa
C$ 829
United Airlines
17 Sep
YOW6:00 a.m.Ottawa
19h 15m
1 stop
BRU7:15 a.m.Brussels Bruxelles-National
21 Sep
BRU12:00 p.m.Brussels Bruxelles-National
27h 11m
2 stops
YOW9:11 a.m.Ottawa
C$ 830

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 29 June 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

Mon 21/9

6:25 a.m.-9:00 a.m.

1 stop20h 35m

Brussels Bruxelles-National

Fri 25/9

11:10 a.m.-10:35 p.m.

1 stop17h 25m

C$ 827

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Fri 18/9

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

2 stops19h 20m

Brussels Bruxelles-National

Fri 2/10

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

1 stop11h 28m

C$ 829

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Thu 17/9

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

1 stop19h 15m

Brussels Bruxelles-National

Mon 21/9

12:00 p.m.-9:11 a.m.

2 stops27h 11m

C$ 830

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Thu 1/10

6:05 a.m.-7:45 a.m.

1 stop19h 40m

Brussels Bruxelles-National

Thu 8/10

11:10 a.m.-1:10 p.m.

2 stops32h 00m

C$ 840

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 7/9

3:10 p.m.-7:45 a.m.

1 stop10h 35m

Brussels Bruxelles-National

Sun 20/9

12:00 p.m.-10:35 p.m.

2 stops16h 35m

C$ 846

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 7/9

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

1 stop19h 15m

Brussels Bruxelles-National

Sun 20/9

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

1 stop11h 28m

C$ 847

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$ 853
Quickest round-trip

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 21/9

5:57 p.m.-1:15 p.m.

2 stops13h 18m

Brussels Bruxelles-National

Fri 25/9

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

1 stop11h 28m

C$ 854

OttawaBrussels

YOW - BRU

YOWBRU

Ottawa

Mon 21/9

5:57 p.m.-1:15 p.m.

2 stops13h 18m

Brussels Bruxelles-National

Fri 25/9

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

1 stop11h 28m

C$ 856

OttawaBrussels

YOW - CRL

YOWCRL

Ottawa

Mon 10/8

6:55 a.m.-4:25 p.m.

3 stops27h 30m

Charleroi Brussels

Mon 24/8

9:40 p.m.-12:20 a.m.

3 stops32h 40m

C$ 971

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$ 724.

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$ 1,121 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$ 928 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

10h 23m

Direct flights

None
The fastest flight from Ottawa to Brussels takes 10h 23m
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. 10h 23m 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$ 738Free CancellationRating
7.1
11,269 reviews
Search Air Canada flights
Brussels AirlinesPriceFrom C$ 756Free CancellationRating
7.2
416 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom C$ 842Free CancellationRating
7.4
9,897 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