HK Express EU261 flight delay compensation regulation
In case you booked HK Express flight that departed from Europe, you may have rights under European EU261 law in case your HK Express flight is not on time or cancelled.

If your HK Express flight was delayed causing you to arrive later than 3 hours after the original arrival time, then it is your legal right under EU261 regulation to receive compensation from HK Express.
What to do if HK Express flight was delayed?
Know your rights as HK Express passenger. If your HK Express flight was delayed causing you to arrive later than 3 hours after the original arrival time, then it is your legal right under EU261 regulation to receive compensation from HK Express. The EU261 compensation can be up to €600 per passenger in the form of cash, electronic bank transfer, cheque or travel vouchers.