Bahía de San Agustín is the last of the nine bays of the resort. Located in the west end, access is possible by dirt road, starting from the junction to Santa Maria Huatulco, either by sea, from the Santa Cruz. The main elements of this bay are natural, scenic, ecological and recreational value. It is protected by rocky islands and cliffs, with the island of St. Augustine the largest of all Huatulco. For the many reefs that has the bay, it is an ideal place to practice diving. Its two beaches, one is called the bay and the other is called Cacalutilla.

By Road:

The Bays of Huatulco belong to the county seat of Santa Maria Huatulco, in the district of Pochutla. They are within 282 kilometers from the city of Oaxaca. To get there by road is Federal Highway 175 Oaxaca-Pochutla making (240 kilometers) and then the federal Highway 200, cross-Pochutla Puerto Escondido-Huatulco (42 kilometers).

By air:

Huatulco is 1 hour flying from Mexico City. There are regular flights to Huatulco from 2-4 times a day. By air, Mexicana Airlines flies daily from Mexico City and provides connections from Chicago, Los Angeles, New York City, Monterrey, Guadalajara and elsewhere. During the holiday periods are established direct flights from some of the aforementioned cities, and also to and charters, as Apple Vacation and Mlt Vacations, and in Mexico, Magnitur and Travel Liberation.Huatulco has an international airport with direct flights from Houston and in the winter there are flights "charter" from the US and Canada, the following cities: Denver, Chicago, Toronto and Calgary. Domestic flights come to Huatulco from Mexico City, Guadalajara and Oaxaca. You can fly directly to Mexico City from cities in Europe, South America and the USA.