STP Airways is the national airline of São Tomé and Príncipe.

STP Airways commenced operations on 18 August 2008 with flights between Lisbon, Portugal, and São Tomé, São Tomé and Príncipe, with a Boeing 767 aircraft leased from parent company, EuroAtlantic Airways.

[1] As of August 2019, the STP Airways fleet uses the following aircraft:[2] The airline also operates Dornier 228s on flights to Príncipe.

In the past, STP Airways used to operate two Boeing 767-300ER and 1 De Havilland Canada DHC-6 Twin Otter from its parent company, EuroAtlantic Airways although the de Havilland Canada DHC-6 Twin Otter was lended by TAP Portugal.

Since then, STP Airways started to operate a Boeing 737-800, also from EuroAtlantic.