Originally Posted by Indelaware

Faced with the loss of AA, LY has done what, IMO, a smart thing. They have filed for permission to code-share with B6.

http://worldairlinenews.com/2014/09/...-to-codeshare/
http://investor.jetblue.com/phoenix....654&highlight=

B6 and LY established interline ticketing in 2010, today's action, if approved, will build on that. (B6 has a very limited number of interline ticketing agreements.)

http://investor.jetblue.com/phoenix....cle&ID=1450835

Although no mention is made of frequent flier benefits, IMO, it is likely that one will be able to earn B6 miles for code-shared LY flights and visa-versa.