te debo una

I owe you one

→ te
phrase Rare #35,181
I owe you one An informal way to say you owe someone a favor; “una” refers to an unspoken favor.
SP: Gracias por ayudarme; te debo una.
EN: Thanks for helping me; I owe you one.

Supongo que te debo una.

I guess I owe you one.

Gracias, te debo una.

Thanks, I owe you one.

— El tiempo contigo (2019)

Te debo una muy grande por sacarme del apuro.

I owe you a huge one for getting me out of trouble.

Entonces supongo que te debo una.

Then I guess I owe you one.

— Akira (1988)

Te debo una, amigo.

I owe you one, friend.

Te debo una.

I owe you one.

— Acantilado Rojo (2008)

Hombre, muchas gracias, te debo una grande.

Man, thanks a lot, I owe you big.