Flanagan is on the longest unbeaten run in British boxing – 33 fights – while former WBA lightweight champion Crolla has lost his last two, both to Jorge Linares.
And Warren insisted: “Anthony Crolla is a non-starter, he is coming off the back of two losses.
“He is a great fella and has been a great story. But he was comprehensively beaten in his last fight, so he needs to get some wins under his belt.”
Anthony Crolla will not be fighting Terry Flanagan Wayne Rooney and Michael Carrick watch Anthony Crolla take on Jorge Linares Sun, September 25, 2016
Manchester United captain Wayne Rooney and teammate Michael Carrick have been spotted enjoying a night out at the boxing after coming off the bench in the Red Devil's 4-1 win against Leicester at Old Trafford
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Manchester United stars Wayne Rooney and Michael Carrick were spotted enjoying the boxing at the Manchester Arena last night as Jorge Linares defeated Anthony Crolla to win The Ring title
Warren admits that he is speaking to two-weight world champion Vasyl Lomachenko and WBA king Linares in a bid to secure Flanagan the big fight he deserves.
The promoter added: “Lomachenko is talking about moving up a division to lightweight and Terry would like to fight either of them, so we are speaking to both camps.”