How to Say "will expire" in Spanish
The Spanish word for “will expire” is “terminará” — A2 level. This is a very common word in everyday Spanish.
English → SpanishA2
verbA2
a contract or deadline

Examples
La película terminará a las diez en punto.
The movie will end exactly at ten o'clock.
El contrato de alquiler terminará el próximo mes.
The rental contract will expire next month.
La lluvia terminará pronto, no te preocupes.
The rain will stop soon, don't worry.
Ending by Itself
When 'terminará' is used this way, the subject (like 'the movie' or 'the rain') is the thing that is ending, and you don't need a direct object.
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.