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Cheap flights from London Heathrow Airport to São Tomé and Príncipe from £372

This is the cheapest one-way 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
15 Jan — 22 Jan1
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 16 December 2025.

Sat 27/1206:00LHR - TMS
1 stop11h 30mTAP AIR PORTUGAL
Sat 10/122:25TMS - LHR
1 stop17h 05mTAP AIR PORTUGAL
Deal found 13/12£1,747
Mon 15/1220:15LHR - TMS
3 stops21h 25mEthiopian Air
Sun 4/107:00TMS - LHR
3 stops31h 25mEthiopian Air
Deal found 13/12£1,993
Mon 15/1220:15LHR - TMS
3 stops21h 25mEthiopian Air
Fri 2/107:00TMS - LHR
3 stops23h 35mEthiopian Air
Deal found 13/12£2,020
Tue 16/1218:30LHR - TMS
2 stops23h 35mTAP AIR PORTUGAL
Fri 2/120:00TMS - LHR
2 stops26h 40mTAP AIR PORTUGAL
Deal found 13/12£2,590
Mon 15/1217:10LHR - TMS
2 stops20h 05mMultiple Airlines
Fri 2/120:00TMS - LHR
2 stops15h 25mMultiple Airlines
Deal found 13/12£3,602
Tue 16/1218:30LHR - TMS
2 stops23h 35mTAP AIR PORTUGAL
Sun 4/120:00TMS - LHR
2 stops21h 30mTAP AIR PORTUGAL
Deal found 13/12£4,547
Sat 27/1213:55LHR - TMS
3 stops28h 10mMultiple Airlines
Sat 10/122:25TMS - LHR
2 stops32h 15mMultiple Airlines
Deal found 15/12£4,654

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 16 December 2025.

Round-trip from

£861

One-way from

£372

Popular in

April

Cheapest in

November

Average price

£1,392
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 2/5-9/5
  • 3 total stops
  • 43h 05m total
  • London to São Tomé and Príncipe
Search Deals
10/3
  • 10/3
  • 2 total stops
  • 30h 10m total
  • London to São Tomé and Príncipe
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£73 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£40 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 16 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

Sat 2/5

19:50-17:40

2 stops22h 50m

Sao Tome Is

Sat 9/5

21:35-18:50

1 stop20h 15m

£861

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 27/2

08:15-17:30

1 stop33h 15m

Sao Tome Is

Fri 6/3

20:00-17:30

2 stops21h 30m

£881

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 2/5

20:50-17:40

3 stops21h 50m

Sao Tome Is

Sat 9/5

21:35-10:20

1 stop11h 45m

£976

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sun 18/1

16:30-12:10

2 stops19h 40m

Sao Tome Is

Sun 25/1

20:00-17:30

2 stops21h 30m

£1,062

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 2/1

19:55-17:30

1 stop21h 35m

Sao Tome Is

Fri 23/1

13:10-12:40

2 stops23h 30m

£1,172

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 14/1

18:30-12:10

2 stops41h 40m

Sao Tome Is

Wed 21/1

13:10-11:25

2 stops46h 15m

£1,178

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 17/1

06:00-17:30

1 stop11h 30m

Sao Tome Is

Sun 25/1

20:00-17:15

3 stops21h 15m

£1,198

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 19/1

20:15-17:40

3 stops21h 25m

Sao Tome Is

Fri 23/1

07:00-06:35

3 stops23h 35m

£1,280

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 16/1

18:30-06:20

1 stop11h 50m

Sao Tome Is

Sun 25/1

20:00-17:30

2 stops21h 30m

£1,290

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 10/3

10:45-12:10

3 stops25h 25m

£372

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 18 results
1
2

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 16 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
2,090 reviews
Check prices

Overall

7.2

Crew

7.8

Food

6.2

Boarding

7.0

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
2,090 reviews
TAP AIR PORTUGAL
7.2
Good
2,090 reviews
Check prices

Overall

7.2

Crew

7.8

Food

6.2

Boarding

7.0

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 22h 50m. 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£737Average£940FlexibilityNo 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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to São Tomé and Príncipe. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to São Tomé and Príncipe from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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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