Are on their way to - Idioms by The Free Dictionary
be (well) on the/(one's) way to/towards (something) (redirected from are on their way to)
be (well) on the/(one's) way to/towards (something)
To be approaching a particular goal or outcome. With another stellar report card, you are well on your way to becoming valedictorian.
be (well) on the/your way to/towards something be about to achieve something in the near future (usually something good): We’re on the way towards an election victory. ♢ He’s well on the way to establishing himself among the top ten players in the world.