Join Date: Dec 2002
Location: New York, NY USA
Programs: DL DM/ 2MM, BA Silver, Amtrak Select Executive, SPG Life Plat/Amb, Fairmont Preferred
Posts: 1,056
FWIW, I find value in using EF to look for availability on USA-Europe tickets during the summer.
If you have flexibility, in the summer you can try and buy when the planes are mostly full--if you're Diamond this translates into a good Op-up percentage.