I can only speak for my group but we only get the train and try our best to get the cheaper advance train tickets to offset some of the away day costs.
I’m of the ‘current generation’ so to speak and have done away days regularly for a while now and I would agree that, once the novelty of the Prem wore off, they were better in the Championship for three simple reasons:
A) Any away game you felt you could win (and sometimes did!)
B) They were...