Originally Posted by
huge
I'm about to buy 2 one-way tickets on UL (SriLankan Air) CMB-PVG in economy (about $360USD each). Can I earn miles on Iberia, AA or BA, and will I earn more miles on one over another?
Depends on the fare basis.
Use this to figure out the best one for your fare class.
http://www.wheretocredit.com