Cheap Flights from Ottawa to Brussels

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Flight deals from Ottawa to Brussels

Looking for a cheap last-minute deal or the best return flight from Ottawa to Brussels? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Ottawa to Brussels

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ottawa to Brussels flights are currently cheapest in November.

Alternative Ottawa to Brussels routes

Looking for the cheapest, fastest or easiest route from Ottawa to Brussels? You could fly into the following airports instead.

Ottawa to Brussels: Flight information

The things to know before you go.
Cheapest flight found682 €
Cheapest month to flyNovember

Finding cheap flights from Ottawa to Brussels: Frequently asked questions

There are 5 airports in Brussels: Brussels International, Antwerp Deurne, Brussels S. Charleroi, Liege, and Kortrijk.
The best price we found for a return flight from Ottawa to Brussels is 682 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Ottawa to Brussels. But we found flights with one or more stops from 682 €.
As of May 2025, there are no flights flying from Ottawa to Brussels.
The cheapest month to fly from Ottawa to Brussels is usually May 2025.
If you're flying from Ottawa, the cheapest airport near Brussels is Brussels International – which is 11.0 km away from the centre of Brussels. We've found flights into this airport from 682 €.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Ottawa to Brussels on Saturday, 1 November 2025.
No airlines currently offer direct flights between Ottawa and Brussels. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Brussels but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Brussels is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 13°C. July is typically the warmest month in Brussels, when it usually averages around 22°C. You can expect the least rain in April. The coldest month is January, with temperatures averaging -0°C. The rainiest month is December.
The cheapest airline that flies to Brussels is Air Canada .

Flying from Ottawa to Brussels: what you need to know

  • Ottawa's main base, Ottawa/Macdonald-Cartier International Airport (YOW), is where many great holidays begin. Explore the departure options from here when planning your flight from Ottawa to Brussels.

  • Brussels Airport (BRU) and Brussels S. Charleroi Airport (CRL) are Brussels's major gateways.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your Ottawa to Brussels flight.

  • Planning to travel during a peak time like school or public holidays? Expect longer queues at check-in and security. To play it safe, arrive up to four hours before international flights and two hours ahead of domestic departures.

How to find the cheapest flights from Ottawa to Brussels

  • To find cheap Ottawa to Brussels flights, book as early as possible. Airlines typically offer lower fares when tickets first go on sale.

  • If you can be flexible with your trip dates, try using the 'Whole month' search tool. It'll give you the cheapest price across every month when searching for your plane ticket from Ottawa to Brussels.

  • Finding a cheap flight from Ottawa to Brussels is easy with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as the price has dropped.

  • Pick your ideal departure and arrival times, number of stops and airlines by using the filters. Alternatively, sort your Ottawa to Brussels flight results by 'Best,' 'Fastest' or 'Cheapest.'

Flying from Ottawa

Ottawa/Macdonald-Cartier International Airport (YOW)

  • YOW is about 11 kilometres from central Ottawa. If you're driving, catching a cab or ride-sharing from the centre, it'll take 20 minutes or so to get there, depending on the traffic. If you're using public transport, expect the trip time to be around 45 minutes.

  • In search of a convenient hotel close to Ottawa/Macdonald-Cartier International Airport? If you've booked an early flight from Ottawa to Brussels, these stays will have you moments from your check-in counter:

  • Of the flights that depart from Ottawa/Macdonald-Cartier International Airport, 58.21% land on schedule at their destination.

  • You'll find YOW at 50 Airport Road.

Arriving in Brussels

Brussels Airport (BRU)

  • Brussels Airport (BRU) to central Brussels takes around 20 minutes by car. The centre is roughly 8 kilometres away.

  • Getting there by public transport takes about 40 minutes.

  • Consider booking a hotel close to BRU if you have a late flight from Ottawa to Brussels. Check in to one of these accommodation options and skip the long transfer:

  • Fast-track your adventure by picking up a Brussels Airport rental car. Grab a set of wheels from Keddy By Europcar, Alamo or Europcar and explore beyond Brussels's usual tourist stops.

  • Booking your ride from Brussels Airport around three weeks ahead gives you the best chance of locking in a great deal.

Brussels S. Charleroi Airport (CRL)

  • Once your flight from Ottawa to Brussels has landed, you can make your way to the city centre in about 55 minutes by car. Central Brussels is roughly 48 kilometres from Brussels S. Charleroi Airport (CRL).

  • If you travel by public transport, the journey will take you 1 hour 35 minutes or so.

  • After your flight from Ottawa to Brussels, kick back at a hotel close to CRL. These are some comfortable accommodation options that'll help you slip into relaxation mode:

  • Forget about inconvenient public transport schedules or waiting in a long cab line. Pick up a Brussels S. Charleroi Airport rental car and take your trip in whatever direction you choose. Check out the rates and availability from Keddy By Europcar, Thrifty and Budget.

  • Secure your first choice, not your last resort. Reserving your ride from CRL two weeks in advance often means more savings and a greater selection of vehicles.

Best time to go to Brussels

  • It's time to work out your travel dates for your flight from Ottawa to Brussels. July is the busiest month for a trip to Brussels. If you prefer a more relaxed atmosphere, go in January.

  • Book an Ottawa to Brussels ticket departing in August if you want to visit the city during its warmest month. You can expect temperatures in Brussels to range from 12ºC (54ºF) to 27ºC (81ºF).

  • If you want cooler conditions, search for a cheap flight from Ottawa to Brussels in January when temperatures average between -2ºC (28ºF) and 8ºC (46ºF).

More about Brussels

Explore more of Belgium

  • Brussels is always a good idea, but there are so many other parts of Belgium waiting to be discovered. Around 48 kilometres south of Brussels, a trip to Charleroi will keep you on the go. Check out popular attractions like Parc Gobbe, Maison Dermine (art déco — 1921) and Parc Ligny.

  • If you're eager to discover another major stop in Belgium, head for Liege, roughly 88 kilometres east of Brussels. Gare de Liege-Guillemins, Curtius Museum and Montagne de Bueren are highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.