Originally Posted by FlyerGoldII

Partly because ITN erroneously lists all booking codes/fare codes until the day of departure, I presumed that there was no restriction in terms of the date one must purchase a particular fare, in relationship to the departure date. I did not realize that after a certain date, the fare becomes null and void.

I wonder if I may ask Andrew to list the Tango and Tango Plus booking codes, and the minimal time from the departure date that they must be bought.