Usamos el tiempo presente simple futuro para hablar de algo que sucederá en el futuro, lo hacemos para referirnos a una acción que está planeada o se hará en un futuro en acciones que están programadas.

Por ejemplo: You must be at the airport tomorrow morning/My plane is at two o’clock.

Su estructura suele ser: Subject + verb + complement

The present simple refers to events in the future that are certain because they are facts, indicating that an event is scheduled.
Example:

• The plane arrives at 18.00 tomorrow.
• She has a yoga class tomorrow morning.