Remember, this isn't 100% necessary. Plenty people do it the hard way and just put in the work, building up their portfolio, and trying to make connections. If more education doesn't apply to you, don't stress. There are other ways.
Look for a program that's nationally recognized. For example, in the UK, you'd be looking for a program that's affiliated with the National Council for the Training of Journalists, or the NCTJ.