YOU SAID:

I ran because i didn't want to be late or I would get told off.

INTO JAPANESE

遅刻したくなかったから逃げたんだ

BACK INTO ENGLISH

I didn't want to be late, so I ran away.

INTO JAPANESE

遅れたくなかったので逃げた。

BACK INTO ENGLISH

I ran away because I didn't want to be late.

INTO JAPANESE

私は遅刻したくなかったので逃げた。

BACK INTO ENGLISH

I ran away because I didn't want to be late.