$186 Cheap Flights from Brussels (BRU) to Ostrava (OSR)

View $186 flight on Thu, Jan 8, 2026Opens in a new window

Popular airlines from Brussels Airport (BRU) to Ostrava (OSR-Leos Janacek)

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Cheap Flights from Brussels to Ostrava (BRU-OSR)

Prices were available within the past 7 days and start at $186 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Brussels (BRU) to Ostrava (OSR)
Origin airport
Brussels - National
Destination airport
Leos Janacek
Distance
606 mi

Brussels to Ostrava Flights

The cheapest times to fly from Brussels to Ostrava

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Brussels to Ostrava are during the month of . You can find some of the cheapest flights from Brussels to Ostrava with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Brussels to Ostrava

Sunday is one of the best days to book for cheap flights from Brussels to Ostrava: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Brussels to Ostrava

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Brussels to Ostrava in 2025. You can also book with separate airlines for your outbound and return journeys, from $186 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Brussels to Ostrava flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Brussels to Ostrava airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR) cost?
Get a cheap one-way flight from $186 or cheap return flight from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR)?
The cheapest month to fly from BRU to OSR is , when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BRU to OSR flight.
How many flights per day from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR)?
You'll have to catch a flight with a layover if you're traveling from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from BRU to OSR?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR)?
To avoid potential delays on the Brussels - National Airport (BRU) to Leos Janacek Airport (OSR) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR) last-minute?
Last-minute bookings from BRU to OSR are usually more expensive. To secure the best rates, start searching for flights well ahead of time. That being said, if you're flexible with your travel dates, you may find a cheap ticket right before your trip.
Is it cheaper to book a BRU to OSR flight and hotel package?
Compared with arranging flights and hotels separately, booking a BRU to OSR flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place takes the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Brussels - National Airport (BRU) to Leos Janacek Airport (OSR)?
If you reserved your BRU to OSR flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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*Available to One Key members.