Judgment of the Court (Fourth Chamber) of 7 April 2022.#Q and Others v United Airlines, Inc.#Request for a preliminary ruling from the Nederlandstalige Ondernemingsrechtbank Brussel.#Reference for a preliminary ruling – Air transport – Regulation (EC) No 261/2004 – Common rules on compensation and assistance to passengers in the event of denied boarding and of cancellation or long delay of flights – Connecting flight consisting of two flight legs – Significant delay to final destination caused in the second leg of that flight linking two airports in a third country – Validity of that regulation under international law.#Case C-561/20.