Your next trip, last seen at €546
Lowest observedWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €546, departing 16 Nov 2026 (Last checked: 26 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 84Check live prices for this route
- Airlines seen
- Air Canada, PAL Airlines, United Airlines
- Typical journey time
- 9h 31m
About this route
Explore the fares we observed from Ottawa to Brussels. Prices move often, so pick your dates to see the latest options.
- Route distance
- 5,675 km
- Typical journey time
- 9h 31m
- Seen on fares with a connection
- Air Canada, United Airlines
- Alternative airports
- YND, CRL
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- Ottawa Macdonald-Cartier International Airport (YOW) → Ottawa, city gazetteer reference point (45.4116, -75.6982): ≈ 10 km.
- Ottawa / Gatineau Airport (YND) → Ottawa, city gazetteer reference point (45.4116, -75.6982): ≈ 16 km.
- Brussels Airport (BRU) → Brussels, city gazetteer reference point (50.8503, 4.3517): ≈ 11 km.
- Brussels Charleroi (CRL) → Brussels, city gazetteer reference point (50.8503, 4.3517): ≈ 44 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Ottawa to Brussels: November 2026, from €546 (checked 26 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €546 | 15 |
| December 2026 | €546 | 21 |
| January 2027 | €548 | 22 |
| February 2027 | €548 | 14 |
| March 2027 | €548 | 12 |
Lowest fare by day of the week
Cheapest day of the week from Ottawa to Brussels: Monday, from €546 (checked 26 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €546 | 12 |
| Tuesday | €546 | 12 |
| Wednesday | €546 | 13 |
| Thursday | €546 | 12 |
| Friday | €546 | 12 |
| Saturday | €546 | 12 |
| Sunday | €546 | 11 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Ottawa to Brussels by days until departure (8 to 30 days): €546 (checked 26 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 8 to 30 days | €546 | 13 |
| 31 to 60 days | €546 | 20 |
| 61 days or more | €546 | 51 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Ottawa to Brussels: Air Canada, from €743 (checked 26 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Air Canada | €743Dec 7, 2026 | 6 |
| United Airlines | €765Dec 7, 2026 | 6 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Ottawa to Brussels?
The lowest fare Routavio has observed is €546, found on 26 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Ottawa to Brussels?
Cheapest month from Ottawa to Brussels: November 2026, from €546 (checked 26 Oct 2026).
Are there direct flights from Ottawa to Brussels?
Our data holds no non-stop flight from Ottawa to Brussels. The fares on this page include at least one stop.
Which airlines fly from Ottawa to Brussels?
Routavio has seen these carriers on the route: Air Canada, PAL Airlines, United Airlines.
Which day of the week is cheapest from Ottawa to Brussels?
Cheapest day of the week from Ottawa to Brussels: Monday, from €546 (checked 26 Oct 2026).
Which airline has the lowest fare from Ottawa to Brussels?
Cheapest airline from Ottawa to Brussels: Air Canada, from €743 (checked 26 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 26 Oct 2026