Your Flight Booking Reference(s) can be found in the Flight Information section of your invoice, or the Air Arrangements section of your Guest Ticket Booklet (e-doc). There are two types of flight booking references (which are sometimes identical):
This reference can be quoted when contacting your airline.
This reference can be used to log into www.checkmytrip.com
* to view your flight itinerary.
If you want to save time at the airport and check in online before your flight, you can do this using the Carrier Reference.
*Please note that in some circumstances you will be unable to access your flight booking online. This could be because your flight is part of a group allocation which will not allow you to view the booking details for individual passengers due to data protection.