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Cheap flights from London to São Tomé and Príncipe from £388

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TMS
8 Aug — 15 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to São Tomé and Príncipe

Enter your travel dates to find the best prices.

Cheapest flights from London to São Tomé and Príncipe
Explore the most affordable flight options available from London to São Tomé and Príncipe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2026.

Fri 30/1020:10
LGW
-
TMS
2 stops45h 20m
Multiple Airlines
Sun 8/1118:20
TMS
-
LGW
2 stops24h 50m
Multiple Airlines
Deal found 4/7£537
Fri 30/1013:40
LHR
-
TMS
2 stops51h 50m
Multiple Airlines
Sun 8/1118:20
TMS
-
LHR
2 stops18h 20m
Multiple Airlines
Deal found 6/7£584
Sat 19/912:05
LGW
-
TMS
3 stops28h 10m
Multiple Airlines
Wed 23/912:45
TMS
-
LGW
2 stops24h 15m
Multiple Airlines
Deal found 8/7£765
Fri 30/1019:55
LHR
-
TMS
1 stop21h 35m
TAP AIR PORTUGAL
Sun 8/1120:00
TMS
-
LHR
2 stops16h 40m
TAP AIR PORTUGAL
Deal found 5/7£798
Sat 14/1106:00
LHR
-
TMS
1 stop11h 30m
Multiple Airlines
Fri 4/1218:20
TMS
-
LHR
2 stops18h 20m
Multiple Airlines
Deal found 4/7£816
Sat 19/908:00
LHR
-
TMS
2 stops32h 15m
Multiple Airlines
Wed 23/912:45
TMS
-
LHR
2 stops25h 50m
Multiple Airlines
Deal found 8/7£831
Fri 20/1112:25
LHR
-
TMS
1 stop29h 05m
TAP AIR PORTUGAL
Sun 22/1120:00
TMS
-
LHR
2 stops16h 40m
TAP AIR PORTUGAL
Deal found 4/7£911
Tue 22/918:45
LHR
-
TMS
1 stop11h 40m
Multiple Airlines
Wed 23/916:15
TMS
-
LHR
2 stops19h 30m
Multiple Airlines
Deal found 6/7£916
Sat 14/1106:00
LHR
-
TMS
1 stop11h 30m
TAP AIR PORTUGAL
Fri 4/1220:00
TMS
-
LHR
1 stop15h 25m
TAP AIR PORTUGAL
Deal found 4/7£934

Find flight deals from London to São Tomé and Príncipe

Keep the following information in mind while searching for London to São Tomé and Príncipe flight deals. Data was last updated 9 July 2026.

Round-trip from

£537

One-way from

£388

Popular in

August

Cheapest in

April

Average price

£1,040
30/10-8/11
  • 30/10-8/11
  • 4 total stops
  • 70h 10m total
  • London to São Tomé and Príncipe
Search Deals
12/10
  • 12/10
  • 2 total stops
  • 40h 20m total
  • London to São Tomé and Príncipe
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 9 July 2026.
Use the filters below to find and compare flights from London to São Tomé and Príncipe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 30/10

20:10-17:30

1 stop21h 20m

Sao Tome Is

Sun 8/11

18:20-19:10

2 stops24h 50m

£737

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sat 19/9

10:35-15:15

2 stops29h 40m

Sao Tome Is

Wed 23/9

12:45-14:00

2 stops24h 15m

£785

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 19/9

08:00-15:15

2 stops32h 15m

Sao Tome Is

Wed 23/9

12:45-15:35

2 stops25h 50m

£831

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 14/11

06:00-17:30

1 stop11h 30m

Sao Tome Is

Fri 4/12

20:00-12:40

2 stops16h 40m

£971

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sat 14/11

16:35-18:15

2 stops25h 40m

Sao Tome Is

Fri 4/12

20:00-15:45

2 stops19h 45m

£1,005

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 21/11

13:40-18:15

2 stops28h 35m

Sao Tome Is

Wed 25/11

20:00-11:25

2 stops15h 25m

£1,134

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Thu 19/11

16:30-18:15

2 stops25h 45m

Sao Tome Is

Wed 25/11

20:00-21:35

2 stops25h 35m

£1,134
Fastest return journey

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 16/9

06:00-17:45

2 stops12h 45m

Sao Tome Is

Sun 27/9

19:40-10:20

2 stops13h 40m

£1,136

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Wed 16/9

21:15-17:45

3 stops45h 30m

Sao Tome Is

Sun 27/9

19:40-09:45

2 stops13h 05m

£1,146

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 19/11

16:00-18:15

2 stops26h 15m

Sao Tome Is

Sun 22/11

20:00-15:45

2 stops19h 45m

£1,248

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 26 resultsSorted by cheapest first
1
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3

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

Have a flexible travel schedule? Discover the best time to fly to São Tomé and Príncipe from London 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 to São Tomé and Príncipe

What is the cheapest month to book a flight from London to São Tomé and Príncipe?

Currently, November is the cheapest month in which you can book a flight from London to São Tomé and Príncipe (average of £710). Flying from London to São Tomé and Príncipe in January is currently the most expensive (average of £1,064). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 9 July 2026.
Check out reviews from past customers who have flown with TAP AIR PORTUGAL from London to São Tomé and Príncipe to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.2
Good
2,326 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Overall

7.2

Boarding

7.0

Food

6.3

Reviews

1 / 20
4.0
Okay

Bhairav,Jun 2026

LHR - LIS

Flew business. Uncomfortable seats and so so food and drink. Only thing attractive was the price.
TAP AIR PORTUGAL
7.2
Good
2,326 reviews
TAP AIR PORTUGAL
7.2
Good
2,326 reviews
Check prices

Entertainment

6.3

Comfort

7.1

Crew

7.8

Overall

7.2

Boarding

7.0

Food

6.3

Reviews

1 / 20
4.0
Okay

Bhairav,Jun 2026

LHR - LIS

Flew business. Uncomfortable seats and so so food and drink. Only thing attractive was the price.

Related info for your journey

Find useful and relevant information for your journey from London 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 to São Tomé and Príncipe?

    Departing from London to São Tomé and Príncipe will take you 21h 35m. The distance between London and São Tomé and Príncipe is about 3552 mi.

  • What are the most popular routes from London to São Tomé and Príncipe?

    When deciding which route to take from London to São Tomé and Príncipe consider London Heathrow - Sao Tome Is, London Gatwick - Sao Tome Is or London City - Sao Tome Is as they are the most popular.

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

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

  • How can I find direct flights from London 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 London to São Tomé and Príncipe.

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

    Yes. Cheapflights offers flight deals from London 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.

  • What is the cheapest month to book a flight from London to São Tomé and Príncipe?

    Currently, November is the cheapest month in which you can book a flight from London to São Tomé and Príncipe (average of £710). Flying from London to São Tomé and Príncipe in January is currently the most expensive (average of £1,064). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to São Tomé and Príncipe

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Top airline flying from London to São Tomé and Príncipe

Discover the top airline that operate flights from London 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 9 July 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£737Average£856FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights

Fly with Cheapflights

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

When you search for this flight from London to São Tomé and Príncipe, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to São Tomé and Príncipe.

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

Yes! Cheapflights helps users easily find flights from London to São Tomé and Príncipe with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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