"a single ticket" is correct and commonly used in written English.
You can use it to refer to a ticket for one person or one trip. Example: "I bought a single ticket for the concert next week."
A single ticket costs TL2.40.
And in Texas, where they brag that everything is bigger, a single ticket goes for $50.
I also hold back from business for another reason: $6000 for a single ticket?
On a single ticket, the airline has to look after you.
But the games were played back to back, under the same roof, on a single ticket.
He raised the money for a single ticket, but not enough for an escort.
One man's sign offered to trade four Yankees box seats for a single ticket.
You buy a single ticket (at the station) for any time you want.
He wrote a single ticket for a $100 fine, which Mr. Bosque accepted without protest.
A single ticket costs €2.15 but only a guiri (foreigner) does that.
He bought a single ticket to Leeds but his journey would have taken him along the chef's route to work.
