Well, just on the heals of the MBNA Alaska Air deal, I have come across this one by Captial One and Delta Airlines (recent recipient of "one of the most complained about airlines award").
http://www.capitalone.ca/lp/delta-skymiles/world-mastercard/index.php?external_id=WWW_ZCEFD_ZD0_ZZZZPR_ZZZDP_ZZ_ZZ_T_DWRL29
Get 25,000 bonus miles with enrollment in this credit card program with your first purchase and no annual fee! This might take the sting out of lousy airline food!
Enjoy!
AS