Originally Posted by StarG
That's my guess, too.
Guy Betsy, isn't it always (?) the case that the first letter of the fare basis is the class of service?
Like JOW, JRT, JOX, etc.
Probably meant here the booking class, rather than the class of service?
Not always. In fact, it looks like very common that the two -- booking class and first letter of the fare basis -- differ. I have several tickets to prove this.