$1,003 Cheap TAP Portugal flights London (LHR) to São Tomé Island (TMS)

Apply the "Price (lowest to highest)" filter on Expedia to search for cheap TAP Portugal return flights from $1,245 from LHR to TMS. Affordable one-way options from $1,003 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To grab cheap flights from LHR to TMS with TAP Portugal, begin your search about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another helpful tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Search TAP Portugal's earliest flights from LHR to TMS by using the "Morning" and "Early Morning" filters. Not only will you get to where you're going sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.