Originally Posted by
masonuc
Check further out, the airlines sometimes cancel LAS routes in Nov-Jan time and bring them back after that. Also I take Saturday night LAS redeyes about 10 times a year so -- personally I think Saturday is a great time for redeyes, they are usually packed. I know UA cut the Saturday night redeye LAS-IAD (which I take regularly) in October/November but I think it is temporary.
Agree that it's probably seasonal, though it might be somewhat due to competiton from Spirit which is usually @ least $200+ cheaper than UA when I've looked. Who knows.