Hey! Does anybody know of any MBAs that start in spring 2018 which are still accepting applications? I've done my GMAT.

Try: Which schools start when http://www.find-mba.com/board/41131

You should ask the schools directly. Many of the lower tier schools will accept on a rolling basis. I think Ivey for example will take applications well into January (it's a spring start program). Also, maybe look into MBAs in the Southern Hemisphere - Cape Town, for example.