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Flights from Klagenfurt to Brussels
Flights from Klagenfurt to Brussels Starting at £128
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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KLU 05:453h 20m1 stopsBRU 09:05Klagenfurt - Brussels | Thu, Mar 20 | Austrian AirlinesBRU 06:407h 20m1 stopsKLU 14:00Brussels - Klagenfurt | Thu, Mar 27 | Austrian Airlines£164 £33351% OFF51% OFF£333 £164
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KLU 05:458h 20m1 stopsBRU 14:05Klagenfurt - Brussels | Sat, Apr 5 | Austrian AirlinesBRU 06:507h 10m1 stopsKLU 14:00Brussels - Klagenfurt | Wed, Apr 9 | Austrian Airlines£165 £33350% OFF50% OFF£333 £165
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KLU 15:008h 25m1 stopsBRU 23:25Klagenfurt - Brussels | Mon, Apr 7 | Austrian AirlinesBRU 17:555h 30m1 stopsKLU 23:25Brussels - Klagenfurt | Mon, Apr 14 | Austrian Airlines£166 £33350% OFF50% OFF£333 £166
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KLU 15:0023h 5m1 stopsBRU 14:05Klagenfurt - Brussels | Sun, Apr 6 | Austrian AirlinesBRU 19:553h 30m1 stopsKLU 23:25Brussels - Klagenfurt | Sun, Apr 13 | Austrian Airlines£16650% OFF£333 £166
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KLU 15:008h 25m1 stopsBRU 23:25Klagenfurt - Brussels | Fri, May 9 | Austrian AirlinesBRU 15:407h 45m1 stopsKLU 23:25Brussels - Klagenfurt | Mon, May 12 | Austrian Airlines£18146% OFF£333 £181
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KLU 05:453h 20m1 stopsBRU 09:05Klagenfurt - Brussels | Fri, Mar 28 | Austrian AirlinesBRU 17:555h 30m1 stopsKLU 23:25Brussels - Klagenfurt | Sun, Mar 30 | Austrian Airlines£18245% OFF£333 £182
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KLU 15:008h 25m1 stopsBRU 23:25Klagenfurt - Brussels | Thu, May 8 | Austrian AirlinesBRU 06:507h 10m1 stopsKLU 14:00Brussels - Klagenfurt | Sat, May 10 | Austrian Airlines£18943% OFF£333 £189
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KLU 15:004h 10m1 stopsBRU 19:10Klagenfurt - Brussels | Fri, May 16 | Austrian AirlinesBRU 14:508h 35m1 stopsKLU 23:25Brussels - Klagenfurt | Tue, May 20 | Austrian Airlines£20140% OFF£333 £201
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KLU 15:008h 25m1 stopsBRU 23:25Klagenfurt - Brussels | Wed, Apr 9 | Austrian AirlinesBRU 06:507h 10m1 stopsKLU 14:00Brussels - Klagenfurt | Sat, Apr 12 | Austrian Airlines£23031% OFF£333 £230
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KLU 05:453h 20m1 stopsBRU 09:05Klagenfurt - Brussels | Thu, Apr 3 | Austrian AirlinesBRU 19:553h 30m1 stopsKLU 23:25Brussels - Klagenfurt | Sun, Apr 6 | Austrian Airlines£23330% OFF£333 £233
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KLU 13:0017h 25m1 stopsBRU Invalid DateKlagenfurt - Brussels | Fri, Mar 21 | Normal AirlineBRU 15:006hNonstopKLU 16:00Brussels - Klagenfurt | Sun, Mar 23 | Normal AirlineFind More FlightsFind More Flights
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KLU 15:004h 55m1 stopsBRU 19:55Klagenfurt - Brussels | Mon, Apr 28 | Austrian Airlines£128 £24949% OFF49% OFF£249 £128
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KLU 14:5023h 15m1 stopsBRU 14:05Klagenfurt - Brussels | Sun, Mar 23 | Austrian Airlines£130 £24948% OFF48% OFF£249 £130
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KLU 15:008h 25m1 stopsBRU 23:25Klagenfurt - Brussels | Sun, Mar 30 | Austrian Airlines£130 £24948% OFF48% OFF£249 £130
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KLU 05:4526h 5m1 stopsCRL 07:50Klagenfurt - Brussels | Sat, Apr 26 | Austrian Airlines£14044% OFF£249 £140
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KLU 15:0018h 5m1 stopsBRU 09:05Klagenfurt - Brussels | Sun, Apr 27 | Austrian Airlines£16733% OFF£249 £167
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KLU 16:0017h 5m1 stopsBRU 09:05Klagenfurt - Brussels | Sat, Mar 22 | Austrian Airlines£17131% OFF£249 £171
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KLU 15:004h 55m1 stopsBRU 19:55Klagenfurt - Brussels | Sun, Apr 6 | Austrian Airlines£17231% OFF£249 £172
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KLU 05:4517h 40m1 stopsBRU 23:25Klagenfurt - Brussels | Thu, Apr 24 | Austrian Airlines£17331% OFF£249 £173
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KLU 15:0023h 50m1 stopsCRL 14:50Klagenfurt - Brussels | Fri, Apr 11 | Austrian Airlines£17430% OFF£249 £174
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KLU 05:4514h 55m1 stopsCRL 20:40Klagenfurt - Brussels | Fri, Mar 28 | Austrian Airlines£17530% OFF£249 £175
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KLU 13:0017h 25m1 stopsBRU Invalid DateKlagenfurt - Brussels | Fri, Mar 21 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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FAQ
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When are flight tickets from Klagenfurt (KLU) to Brussels (BRU) the cheapest?
Airlines adjust prices for flights from Klagenfurt to Brussels based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Klagenfurt (KLU) to Brussels (BRU) cost?
According to Trip.com's data, the lowest price is around £575. -
What is the transportation method from the main airport to downtown in Brussels?
- The distance from Brussels National Airport to downtown is about 10km, by taxi about 30 minutes.
- The distance from Brussels South Charleroi Airport to downtown is about 43km, by taxi about 1 hour.
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How many airports in Brussels (BRU)?
There are 2 airport(s) in Brussels (BRU): Brussels National Airport and Brussels South Charleroi Airport.
How to find a cheap flight from Klagenfurt to Brussels
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Klagenfurt to Brussels. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Klagenfurt to Brussels.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Klagenfurt to Brussels over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Mon, Apr 28, with one-way flights priced at just £128.
Compare cheap flight deals from Klagenfurt to Brussels across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Klagenfurt to Brussels. The cheapest airline for this route is Austrian Airlines.
Set up a Price Alert
By setting up a Price Alert for your journey from Klagenfurt to Brussels, you can easily keep an eye on ticket prices without having to check every day.
Don't miss out on cheap flight deals and promo codes from Klagenfurt to Brussels.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Klagenfurt to Brussels and snag some exclusive deals just for you.
Flight Information from Klagenfurt to Brussels
Cheapest one-way flight price | £127 |
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Off-season travel month | March |
Peak season for travel | June |
Flight distance | 862.55km |
Popular airline | Austrian Airlines |
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