The site addresses this pretty well at almost the top of the page: - If your flight is within the EU and is operated either by an EU or a non-EU airline - If

The site addresses this pretty well at almost the top of the page: - If your flight is within the EU and is operated either by an EU or a non-EU airline - If your flight arrives in the EU from outside the EU and is operated by an EU airline - If your flight departs from the EU to a non-EU country operated by an EU or a non-EU airline - If you have not already received benefits (compensation, re-routing, assistance from the airline) for flight related problems for this journey under the relevant law of a non-EU country. So pretty much all flights departing from within the EU is covered.