Cheap Flights from Istanbul (IST) to Sao Tome Island (TMS)

Frequently Asked Questions

• What are the cheapest flights from Istanbul to Sao Tome Island (IST-TMS)?

  Based on Trip.com data, Turkish Airlines offers one-way fares as low as US$1,121 on Cheapest nonstop routes (e.g. IST to TMS on Wed, Jul 1), while Turkish Airlines offers Cheapest nonstop round-trips from US$1,850 departing on Sat, Jun 27 and returning on Sat, Jul 4.

• Which airlines offer flights from Istanbul to Sao Tome Island?

  At the moment, several airlines serve connecting flights from Istanbul to Sao Tome Island, including: Ethiopian Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Istanbul to Sao Tome Island?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Istanbul to Sao Tome Island is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Istanbul to Sao Tome Island?

  To find best deals on flights from Istanbul to Sao Tome Island, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jul 1, with one-way flights priced at just US$1,121.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Turkish Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Sao Tome Island travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Istanbul (IST) to Sao Tome Island (TMS) the cheapest?

  The cheapest months to fly from Istanbul to Sao Tome Island is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Istanbul to Sao Tome Island on?

  After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Istanbul to Sao Tome Island on May 27, 2026 with Turkish Airlines, with prices starting at US$1,937.

• Which airports can I fly to for Sao Tome Island from Istanbul?

  You can land at any one of the following hubs in Sao Tome Island, with Istanbul Airport to São Tomé International Airport (IST-TMS) is by far the most common option on this route: São Tomé International Airport (TMS).

• Is there any time difference between Istanbul and Sao Tome Island?

  The time difference between Sao Tome Island and Istanbul is 3h.

• How do I change or cancel my ticket from Istanbul to Sao Tome Island?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.