Upvote:2
No. The people who check you in for an international flight should be well aware of the naming conventions in other countries. There would not have been enough room in the ticket record for that many characters.
Of course, make sure the number matches.
Upvote:4
I could talk as my personal experience. I have one First Name and two Surnames. When I buy tickets to US, I fill only my First name and the last surname. It will be different from my passport. However, I never had any issue.