era cuestión de tiempo

it was only a matter of time

→ ser
phrase Rare #45,366
it was only a matter of time Often followed by que and a verb describing the expected event.
SP: Era cuestión de tiempo que alguien se diera cuenta.
EN: It was only a matter of time before someone noticed.

Era cuestión de tiempo supongo.

I suppose it was only a matter of time.

— Mommy (2014)

Sólo era cuestión de tiempo, y no mucho.

It was only a matter of time, and not much time at that.

— Pacto de sangre (1944)

Era cuestión de tiempo.

It was a matter of time.

— Zeta (2026)

Solo era cuestión de tiempo.

It was only a matter of time.

— El niño y la garza (2023)

Era cuestión de tiempo que el gobierno hiciese algo sobre la contaminación.

It was only a matter of time before the government did something about pollution.

Era cuestión de tiempo que encontraran a Stacks.

It was only a matter of time before they found Stacks.

— Buenos Muchachos (1990)