Actually, the rights that passengers have under EU Regulation 261/2004 are clearly defined. Actually, because some airlines interpret them very specifically. On November 22, 2023, the Federal Court of Justice again ruled that in the event of irregularities, passengers have the right to a replacement flight at the earliest possible time. It is common practice for many airlines to refuse rebooking to other airlines and/or other alliances. Only their own flights would be considered. This is illegal, as the European Court of Justice and the Austrian Supreme Court, among others, have already ruled in several cases. The German Federal Court of Justice had to deal with a flight that was canceled at the beginning of 2020 due to a severe weather warning. The plaintiffs wanted to fly from Keflavik to Munich. The rebooking to a flight connection that would have taken place on the same day - after the storm, mind you - was refused. Instead, the travelers had to stay in Iceland for two more days. The airline was of the opinion that it would have made absolutely no sense to rebook onto the flight that took place on the same day, because a three-hour delay in arrival would have been unavoidable. Citing exceptional circumstances (bad weather), the airline also refused to pay compensation. Another argument: replacement flights would only be considered if they would allow an arrival with less than three hours delay. The airline won the lower courts with this argument. The plaintiffs did not give up, however, and took the case to the Federal Court of Justice. The Federal Court of Justice sees the matter completely differently and decided in favor of the passengers. The decisive factor in the decision was that