vai me custar

will cost me

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phrase Rare #34,615
will cost me Used to ask or say what something will require in money or consequences. “Custar caro” means “to cost a lot,” and “custar uma nota” is informal for “to cost a fortune.”
PO: Essa viagem vai me custar caro.
EN: This trip will cost me a lot.

Quanto isso vai me custar?

How much will this cost me?

E quanto isso vai me custar?

And how much is that going to cost me?

— Chicago (2002)

Vai me custar caro.

It’s going to cost me a lot.

— Mommy (2014)

Vai me custar uma nota!

It's going to cost me a fortune!

— Diva: Paixão Perigosa (1981)

Isso vai me custar o meu trabalho.

This is going to cost me my job.

Quanto vai me custar?

How much will it cost me?

— Faça a Coisa Certa (1989)