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Cheap flights from London Heathrow Airport to São Tomé and Príncipe from £761

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TMS
26 Jan — 2 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to São Tomé and Príncipe

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to São Tomé and Príncipe
Explore the most affordable flight options available from Heathrow to São Tomé and Príncipe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 December 2025.

Sat 27/1206:00LHR - TMS
1 stop11h 30mTAP AIR PORTUGAL
Sat 10/122:25TMS - LHR
1 stop14h 15mTAP AIR PORTUGAL
Deal found 25/12£2,120
Sat 27/1213:55LHR - TMS
3 stops28h 10mMultiple Airlines
Sat 10/122:25TMS - LHR
2 stops32h 15mMultiple Airlines
Deal found 26/12£5,001

Find flight deals from Heathrow to São Tomé and Príncipe

Keep the following information in mind while searching for Heathrow to São Tomé and Príncipe flight deals. Data was last updated 27 December 2025.

Round-trip from

£761

Popular in

April

Cheapest in

November

Average price

£1,379
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 10/3-15/3
  • 4 total stops
  • 50h 15m total
  • London to São Tomé and Príncipe
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£71 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£39 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to São Tomé and Príncipe that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to São Tomé and Príncipe that are best for you.

Fly from

Heathrow

Fly to

São Tomé and Príncipe

Route

Depart

Return

Price

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 10/3

18:30-18:05

2 stops23h 35m

Sao Tome Is

Sun 15/3

20:00-22:40

2 stops26h 40m

£761

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 5/5

19:50-17:40

2 stops22h 50m

Sao Tome Is

Sat 16/5

21:35-17:45

1 stop19h 10m

£857

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 27/2

18:30-17:30

1 stop23h 00m

Sao Tome Is

Sun 8/3

20:00-12:40

2 stops16h 40m

£1,019

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sun 8/2

13:40-12:10

2 stops22h 30m

Sao Tome Is

Sun 15/2

20:00-12:40

2 stops16h 40m

£1,173

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 24/1

19:55-18:05

1 stop22h 10m

Sao Tome Is

Sat 31/1

22:25-11:25

1 stop13h 00m

£1,187

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 10/3

06:00-12:10

2 stops30h 10m

Sao Tome Is

Sun 15/3

20:00-12:40

1 stop16h 40m

£1,226

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sun 11/1

13:30-12:10

2 stops22h 40m

Sao Tome Is

Wed 21/1

20:00-11:25

1 stop15h 25m

£1,339

Flights are sorted by cheapest return flights first.

Deals found on 27/12

Best time to book a flight from Heathrow to São Tomé and Príncipe

Have a flexible travel schedule? Discover the best time to fly to São Tomé and Príncipe from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to São Tomé and Príncipe
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing São Tomé and Príncipe

Get insights into the airlines that provide service to São Tomé and Príncipe. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to São Tomé and Príncipe. Reviews last updated 27 December 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to São Tomé and Príncipe, such as TAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Boarding

7.0

Food

6.2

Crew

7.8

Overall

7.2

Comfort

7.1

Entertainment

6.3

Reviews

1 / 20
4.0
Okay

Maxime,Nov 2025

EWR - LIS

The solo business class seat as part of the 4x2 configuration is very cramped. Do not recommend choosing this.
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
TAP AIR PORTUGAL
7.2
Good
2,098 reviews
Check prices

Boarding

7.0

Food

6.2

Crew

7.8

Overall

7.2

Comfort

7.1

Entertainment

6.3

Reviews

1 / 20
4.0
Okay

Maxime,Nov 2025

EWR - LIS

The solo business class seat as part of the 4x2 configuration is very cramped. Do not recommend choosing this.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to São Tomé and Príncipe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to São Tomé and Príncipe?

    There are many flights that can get you from London Heathrow Airport to São Tomé and Príncipe in 23h 35m. Fly via TAP AIR PORTUGAL to get the fastest option. Airlines will cover a distance of 3552 mi.

  • Can I find deals for flights from Heathrow to São Tomé and Príncipe that include hotel bookings?

    Yes. In addition to deals on Heathrow to São Tomé and Príncipe flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to São Tomé and Príncipe?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to São Tomé and Príncipe.

  • Can I find deals for business class flights from Heathrow to São Tomé and Príncipe?

    Yes. Cheapflights offers flight deals from Heathrow to São Tomé and Príncipe by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Heathrow to São Tomé and Príncipe

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Top airline flying from Heathrow to São Tomé and Príncipe

Discover the top airline that operate flights from Heathrow to São Tomé and Príncipe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 December 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£756Average£932FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to São Tomé and Príncipe?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to São Tomé and Príncipe?

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Can Cheapflights find flights from Heathrow to São Tomé and Príncipe with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to São Tomé and Príncipe, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to São Tomé and Príncipe become cheaper?

Yes! Start tracking prices for Heathrow to São Tomé and Príncipe flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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