Discover detailed information about STP Airways flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 5 September 2026. In the last 7 days, Cheapflights users made a total of 7,457,451 searches.
Based on flight volume data, Principe is the most popular airport that STP Airways uses. Sao Tome Is and Lisbon Humberto Delgado are the next two most visited by STP Airways.
What is STP Airways’s cheapest international flight?
Flying from Lisbon Humberto Delgado to Sao Tome Is with STP Airways for $1,051 is the least expensive round-trip international flight we could find with this airline. This route typically has 0 layovers. A one-way international flight from Sao Tome Is to Lisbon Humberto Delgado with STP Airways is your cheapest option at the moment. The price for this flight is $891 and you can expect 0 layovers along your journey.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Other airlines
Popular STP Airways airports
Complete your trip
Explore options for booking car rentals and hotels for your upcoming trip.
Track STP Airways flights in real-time using the flight tracker tool, providing live updates on flight schedules, departure, and arrival times.
Route
Flight number
YYYY-MM-DD
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.