Santo Antonio Seaport is an Seaplane base serving the city of Santo Antonio in São Tomé and Principe. The Santo Antonio time zone is WAT - Western African Time (UTC+0). The () is the official currency of the São Tomé and Principe.
| Municipality | Santo Antonio |
| Region | Autonomous Region of Principe |
| Country | São Tomé and Principe |
| Elevation | |
| Type | Seaplane base |
| Native name | Bandar Udara Internasional Soekarno–Hatta |
| Timezone | WAT - Western African Time (UTC+0) |
| Coordinates | 1°38'16"N/7°25'4"E |
| Currency | () |
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| Airport | Distance |
|---|---|
| Principe Airport | 2.88 KM |
| São Tomé International Airport | 160.53 KM |
| Corisco International Airport | 227.4 KM |
| Libreville Leon M'ba International Airport | 257.6 KM |
| Bata Airport | 267.06 KM |
| Malabo Airport | 275.68 KM |
| Campo Airport | 281.06 KM |
| Nkan Airstrip | 294.73 KM |
| Port Gentil Airport | 300.56 KM |
| Finima Bonny Airport | 308.91 KM |
| Kribi Airport | 315.9 KM |
| Okpoma Airport | 321.81 KM |
| Alowe Airport | 331.15 KM |
| Eket Airport | 339.24 KM |
| Tiko Airport | 347.63 KM |
| Port Harcourt City Airport / Port Harcourt Air Force Base | 359.45 KM |
| Douala International Airport | 367 KM |
| Akwa Ibom International Airport | 367.41 KM |
| Lobe Airfield | 376.6 KM |
| Médouneu Airport | 377.54 KM |