Either club returning to the top flight would be a remarkable story after so much turmoil at both the Ricoh Arena and Kenilworth Road over the years.
Now, they will meet for the richest game in football later today.
Mark Robins has dragged the Sky Blues up from League Two and one more victory would cap off a sensational rise.
Rob Edwards, meanwhile, could be the man to finish the Hatters’ push up from non-league over the last decade or so.
Where to watch Coventry vs Luton
TV channel: In the UK, the game will be televised live on Sky Sports Main Event, Sky Sports Football and Sky Sports Ultra HDR, with coverage beginning at 4pm BST ahead of a 4.45pm kick-off time.
Live stream: Subscribers can also catch the contest live online via the Sky Go app and website.
Live blog: You can follow all the action on matchday via Standard Sport’s live blog.