3句英文任你选

When can I pay for the ticket?
什么时候付票款?

What's the fare, please?
车票多少钱?

You don't have to pay until you come to pick up your ticket.
您来取票的时候再付款。

半个句型要记牢

What's the fare?(车票多少钱?)

Tip:

fare名词，意思是"票价"这句话也可以改成 how much句型，How much is the ticket?