Thomas Cook Airlines
posted this on December 22, 2011 16:44
API will need to be provided if you are travelling only to the following destinations unless you wish to check-in online as this is not possible until API has been submitted.
Your booking reference required will start with a letter, then 6 numbers, then another letter. If booked with flythomascook this will be a total of six alpha/numerical characters. This information, can be found on your email confirmation, invoice or tickets.
For all other destinations, please check-in as normal as all required information will be taken at this time.