Originally Posted by
ernestnywang
But as I (and others) pointed out, a 1M ticket can start on 01APR and ends with a flight departing on 01MAY and arriving on perhaps 03MAY. This is where we see an inconsistency.
And, even you can fly on 30Sep and return on 31Oct with one month validity ticket.
(Due to IATA's one month and multiple months definition about the last day of the month and how to count the number of month from that day)
Anyway, I will call a ticketing/reservation office of JAL, and report.