Here are Christopher Stolee's top airlines from personal experience which includes traveling to over 20 countries and owning a travel agency. This covers the last 40 years -
Singapore Airlines
British Airways
Southwest
Continental
Old School Pan Am
Worst airlines, only from my personal experience. Not in any particular order -
East African Air
Air Madagascar (in the 70s)
Air France
US Air (the old one, haven't flown new US Airways)
Alitalia
SAS
