If your flight was cancelled at short notice, you may be entitled to €250 – €600 compensation per passenger under EU261.
Enter your flight details:
Under EU Regulation 261/2004, the airline owes compensation unless the cancellation was caused by extraordinary circumstances such as airport closure or extreme weather.
If you were notified less than 14 days before departure.
Technical failures are NOT extraordinary circumstances.
You may receive both ticket refund and compensation depending on the case.