Can I add another traveller to my flight itinerary? No. You cannot add another person to your existing flight itinerary. Please book the flight for another traveller separately. Was this article helpful? Can't find what you're looking for? Inquiry Form Related articles How do I cancel my flight reservation? How to check/modify my booking of AirAsia？ Can I change my flight? Can I make a reservation for an unaccompanied minor? What should i do if I made a change/refund with the airline directly?