Blackfriars tube is now open again (very nice it is too!) so it becomes a very viable option again.

2-4-1 - http://www.ichotelsgroup.com/ihg/hot...eference=IDEX1 Rates only show if you look for exactly 2 nights. Can be OK deals, eg for a random 23-25 May HI Kings Cross Bloomsbury is £107 + VAT / night compared with Advanced Purchase of £176 + VAT.