Originally Posted by
jzrandom
it depends on what you mean by stingy.
For example, on UA you can claim 30000 miles for a biz seat on a star alliance partner intra-asia (Say from Singapore to Hong Kong) - a ticket worth $2500 retail if you bought it. But award seats are always blocked or unavailable...where as if you use say, SQ KrisFlier miles, they charge you an arm and a leg and gazillion miles, but you can book the award at any time.
I think OP is referring to difficulty in finding award seats at saver (read lowest) levels using airlines own miles on their own metal.
DL would be the one that has the honor of being that airline. So much for "best in class".