What does "a excepción de" mean?

The phrase "a excepción de" translates to "with the exception of" or "except for." It is used to exclude one or more things or people from a general statement. It is common in both spoken and written Spanish.

Examples

1.
A excepción de Juan, todos están de acuerdo.
With the exception of Juan, everyone agrees. (presente de indicativo)
2.
A excepción de los domingos, siempre trabajaba hasta tarde.
With the exception of Sundays, he always worked late. (imperfecto de indicativo)
3.
A excepción de María, todos llegaron a tiempo a la reunión.
With the exception of María, everyone arrived on time for the meeting. (pretérito)
4.
A excepción de los fines de semana, la oficina estará abierta todo el mes.
With the exception of weekends, the office will be open all month. (futuro)
5.
A excepción de ese detalle, el proyecto estaría listo para presentar.
With the exception of that detail, the project would be ready to present. (potencial simple)
6.
Espero que, a excepción de ese punto, todos estén de acuerdo con el plan.
I hope that, with the exception of that point, everyone agrees with the plan. (presente de subjuntivo)
7.
Me pidió que, a excepción de su jefe, no dijera nada a nadie.
She asked me that, with the exception of her boss, I not say anything to anyone. (imperfecto de subjuntivo)
8.
¿Has probado todos los platos a excepción del postre?
Have you tried all the dishes with the exception of dessert? (perfecto de indicativo)
9.
Cuando llegué, a excepción de uno, todos habían firmado el contrato.
When I arrived, with the exception of one, everyone had signed the contract. (pluscuamperfecto de indicativo)
10.
Apenas hubieron resuelto todo a excepción de ese punto, la reunión terminó.
As soon as they had resolved everything with the exception of that point, the meeting ended. (pretérito anterior — literary/formal)
11.
Para el viernes, a excepción de ese informe, habremos terminado todo el trabajo.
By Friday, with the exception of that report, we will have finished all the work. (futuro perfecto)
12.
A excepción de ese error, el examen habría sido perfecto.
With the exception of that mistake, the exam would have been perfect. (potencial compuesto)
13.
No creo que, a excepción de él, alguien haya dicho algo en contra.
I don't think that, with the exception of him, anyone has said anything against it. (perfecto de subjuntivo)
14.
Si a excepción de ese problema todo hubiera salido bien, estaríamos celebrando ahora.
If with the exception of that problem everything had gone well, we would be celebrating now. (pluscuamperfecto de subjuntivo)
15.
¡Come todo a excepción de lo que te hace daño!
Eat everything with the exception of what is bad for you! (imperativo)