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Old Jun 11, 19, 3:31 pm
  #6  
ljwobker
 
Join Date: May 2003
Location: RDU, NC, USA
Programs: UA 1K/MM, Hilton something
Posts: 816
Originally Posted by findark View Post
Yes, the mapping is well-defined on domestic routes, and this is it. The relevant characters from the current domestic format are in first and seventh position, eg WAA2KKFN. W has a secondary inventory of W (and books into Z), and F indicates it is a First fare.
But there's no way (just by looking at the fare code) to know that it books into Z, rather than J or C or P... that's what I was hoping for.
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