Originally Posted by
fgirard
I normally find them under the fare rule on nwa.com "IRLEIS." In fact, I flew in I class in March from IAD-CDG-MAD-ORY-LCY-LHR-ATL-DCA all in I class....it is the luck of the draw, but I would search with NW as it is easier to select the specific fare classes...
Fare rules cannot be relied upon to carry over from one airline to another. What a Y fare will get you on one airline is not necessarily what you will get on another. And DL and NW are still operating separately in fare rule matters.