The most common and most likely answer to this crossword clue is the 6 letter word ROADIE
I've seen this crossword clue in The Daily Telegraph
R
O
A
D
I
E
More clues leading to the result ROADIE
- Band’s assistant or aide, put another way?
- Every now and again, Rio van driver transports crew member
- On tour, assistant of Iron Lady died inwardly
- One supporting band on tour in Spain after radio broadcast
- Radio broadcast by English worker, 16
- I adore getting drunk with member of band’s crew
- Route that’s taken by one of the crew
- Could be Radiohead had dismissed one of their helpers?
- Radio broadcast by Elvis’ first crew member?
- Pole that is restricting a traveller
Buddy explains!

The straight part
We know that "person on tour" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case person on tour = roadie.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ROADIE mean?
ROADIE noun- A biker.
- One of the crew for a musical group or other travelling stage production, especially a stagehand or technician.
- An alcoholic beverage for the ride, for consumption while one is driving.