Originally Posted by
tnkngn
Lufthansa currently is running their summer business class sales
http://www.lufthansa.com/de/en/Business-Class-special
For those based in Europe, AC has some good Z-class fares ex-Europe, for example FRA-YYZ, 1/7-21/7 for CAD 2207 r/t (compared to a Flex fare of CAD $1485 r/t)
Not seeing the AC fares ex-CH.