$1,318 Cheap Flights from Singapore (SIN) to São Tomé Island (TMS)

View $1,318 flight on Fri, Nov 14, 2025Opens in a new window

Popular airlines from Singapore Changi Airport (SIN) to São Tomé Island (TMS-São Tomé Intl.)

Cheap Flights from Singapore to São Tomé Island (SIN-TMS)

Prices were available within the past 7 days and start at $1,318 for one-way flights and $2,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Fri, Nov 14 - Fri, Nov 21
SIN
Singapore
TMS
São Tomé Island
$2,100 Roundtrip, found 3 days ago
$2,100
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Fri, Nov 14 from Singapore to São Tomé Island, returning Fri, Nov 21, priced at $2,100 found 3 days ago
Turkish Airlines
Fri, Nov 14 - Fri, Nov 21
SIN
Singapore
TMS
São Tomé Island
$2,143 Roundtrip, found 3 days ago
$2,143
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Fri, Nov 14 from Singapore to São Tomé Island, returning Fri, Nov 21, priced at $2,143 found 3 days ago
Ethiopian Airlines
Sun, Nov 16 - Wed, Dec 3
SIN
Singapore
TMS
São Tomé Island
$2,479 Roundtrip, found 4 days ago
$2,479
Roundtrip
found 4 days ago
Select Ethiopian Airlines flight, departing Sun, Nov 16 from Singapore to São Tomé Island, returning Wed, Dec 3, priced at $2,479 found 4 days ago
Ethiopian Airlines
Sat, Nov 15 - Wed, Dec 3
SIN
Singapore
TMS
São Tomé Island
$2,501 Roundtrip, found 4 days ago
$2,501
Roundtrip
found 4 days ago
Select Ethiopian Airlines flight, departing Sat, Nov 15 from Singapore to São Tomé Island, returning Wed, Dec 3, priced at $2,501 found 4 days ago
Etihad Airways
Fri, Nov 14 - Fri, Nov 21
SIN
Singapore
TMS
São Tomé Island
$2,503 Roundtrip, found 3 days ago
$2,503
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Fri, Nov 14 from Singapore to São Tomé Island, returning Fri, Nov 21, priced at $2,503 found 3 days ago
Ethiopian Airlines
Sat, Nov 22 - Wed, Dec 10
SIN
Singapore
TMS
São Tomé Island
$2,517 Roundtrip, found 4 days ago
$2,517
Roundtrip
found 4 days ago
Select Ethiopian Airlines flight, departing Sat, Nov 22 from Singapore to São Tomé Island, returning Wed, Dec 10, priced at $2,517 found 4 days ago
Ethiopian Airlines
Sun, Nov 16 - Fri, Dec 5
SIN
Singapore
TMS
São Tomé Island
$2,530 Roundtrip, found 4 days ago
$2,530
Roundtrip
found 4 days ago
Select Ethiopian Airlines flight, departing Sun, Nov 16 from Singapore to São Tomé Island, returning Fri, Dec 5, priced at $2,530 found 4 days ago
Etihad Airways
Fri, Nov 14 - Fri, Nov 21
SIN
Singapore
TMS
São Tomé Island
$2,544 Roundtrip, found 3 days ago
$2,544
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Fri, Nov 14 from Singapore to São Tomé Island, returning Fri, Nov 21, priced at $2,544 found 3 days ago
Ethiopian Airlines
Sat, Nov 15 - Fri, Dec 5
SIN
Singapore
TMS
São Tomé Island
$2,551 Roundtrip, found 4 days ago
$2,551
Roundtrip
found 4 days ago
Select Ethiopian Airlines flight, departing Sat, Nov 15 from Singapore to São Tomé Island, returning Fri, Dec 5, priced at $2,551 found 4 days ago
Air France
Wed, Nov 12 - Sun, Nov 30
SIN
Singapore
TMS
São Tomé Island
$2,818 Roundtrip, found 4 days ago
$2,818
Roundtrip
found 4 days ago
Select Air France flight, departing Wed, Nov 12 from Singapore to São Tomé Island, returning Sun, Nov 30, priced at $2,818 found 4 days ago

Alternative airports near São Tomé

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sao Tome Intl. TMS. Cheapest option available. Flights from $2,479
TMS
Sao Tome Intl.
Cheapest
Flights from $2,479

Frequently asked questions

How much does a flight from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS) cost?
Secure a cheap one-way flight from $1,318 or cheap return flight from $2,100 from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS)?
The cheapest month to fly from SIN to TMS is November, when there's less demand. Off-peak season is typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SIN to TMS flight.
How many flights per day from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS)?
Nonstop flights from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SIN to TMS?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS)?
To avoid possible delays on the Changi Airport (SIN) to Sao Tome Intl. Airport (TMS) route, aim to fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS) last-minute?
Last-minute fares from SIN to TMS are generally more expensive. To lock in the best rates, start searching for flights well in advance. That being said, if you can play around with your travel dates, it's possible to find a cheap fare right before your journey.
Is it cheaper to book a SIN to TMS flight and hotel package?
Compared with arranging hotels and flights separately, booking a SIN to TMS flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place takes the hassle out of travel planning. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Changi Airport (SIN) to Sao Tome Intl. Airport (TMS)?
If you reserved your SIN to TMS flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Changi
Destination airport
São Tomé Intl.
Roundtrip price
$2,100
Distance
6720 mi

Book with confidence

Singapore to São Tomé Island Flights

The cheapest times to fly from Singapore to São Tomé Island

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Singapore to São Tomé Island are during the month of November. You can find some of the cheapest flights from Singapore to São Tomé Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Singapore to São Tomé Island

Sunday is one of the best days to book for cheap flights from Singapore to São Tomé Island: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Singapore to São Tomé Island

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Singapore to São Tomé Island in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,318 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Singapore to São Tomé Island flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Singapore to São Tomé Island airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Singapore to São Tomé Island Flights
*Available to One Key members.