Question: When does season 4 of the flash come on?
qaPairs: question: When does season 4 of The Flash come on The CW in the US and CTV in Canada?
answer: October 10, 2017
question: When does season 4 of The Flash come on Netflix?
answer: late May 2018
question: When does season 4 of the The Flash come on in the UK & Ireland?
answer: October 17, 2017