before it ends
Esperan que haya una solución antes de que termine el plazo oficial.
They hope there will be a solution before the official deadline expires.
Necesito pagar el seguro del coche antes de que termine el mes.
I need to pay my car insurance before the end of the month.
Lo habré concluido antes de que termine la semana.
I will have finished it before the end of the week.
Vas a tener uno antes de que termine este fin de semana.
You're going to have one before this weekend is over.
— Locamente millonarios (2018)