Possible Clues:

• Flight where A-lister, say, carries one bit of luggage
• It's always up to something
• One packed in best bag for flight
• Celeb carrying one item of luggage for flight
• It's Caesar (anag.)
• Principal lawsuit covering the start of ill-fated flight
• Steps in house
• Connecting flight, of a sort
• Celebrity carrying one piece of luggage for flight
• Up-and-down flight