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Cheap flights from London to São Tomé and Príncipe from £332

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TMS
2 Dec — 9 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap 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 2 November 2025.

Round-trip from

£699

One-way from

£332

Popular in

April

Cheapest in

November

Average price

£697
22/2-7/3
  • 22/2-7/3
  • 3 total stops
  • 36h 50m total
  • London to São Tomé and Príncipe
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3/3
  • 3/3
  • 2 total stops
  • 19h 45m total
  • London to São Tomé and Príncipe
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£47 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find 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 2 November 2025.

Fri 14/1121:25LGW - TMS
2 stops20h 05mMultiple Airlines
Mon 17/1113:10TMS - LGW
3 stops29h 40mMultiple Airlines
Deal found 31/10£762
Tue 2/1210:40LGW - TMS
2 stops25h 30mMultiple Airlines
Sat 6/1222:25TMS - LGW
1 stop11h 25mMultiple Airlines
Deal found 1/11£783
Fri 7/1121:25LGW - TMS
2 stops20h 05mMultiple Airlines
Mon 10/1113:10TMS - LGW
3 stops31h 25mMultiple Airlines
Deal found 31/10£796
Fri 28/1116:25LGW - TMS
1 stop25h 05mMultiple Airlines
Mon 8/1213:10TMS - LGW
2 stops24h 10mMultiple Airlines
Deal found 1/11£814
Sun 30/1110:40LGW - TMS
2 stops25h 30mMultiple Airlines
Sun 7/1220:00TMS - LGW
2 stops24h 55mMultiple Airlines
Deal found 2/11£823
Wed 26/1115:00LGW - TMS
3 stops45h 10mMultiple Airlines
Sun 30/1120:00TMS - LGW
2 stops26h 50mMultiple Airlines
Deal found 31/10£829
Sun 30/1108:15LHR - TMS
2 stops27h 55mMultiple Airlines
Sun 7/1220:00TMS - LHR
1 stop16h 40mMultiple Airlines
Deal found 2/11£906
Thu 27/1116:30LHR - TMS
2 stops25h 35mTAP AIR PORTUGAL
Sun 7/1220:00TMS - LHR
2 stops26h 40mTAP AIR PORTUGAL
Deal found 1/11£946
Wed 26/1120:15LHR - TMS
3 stops21h 25mEthiopian Air
Wed 10/1207:00TMS - LHR
3 stops23h 35mEthiopian Air
Deal found 1/11£951
Sat 29/1113:40LHR - TMS
2 stops28h 25mTAP AIR PORTUGAL
Wed 10/1220:00TMS - LHR
2 stops22h 55mTAP AIR PORTUGAL
Deal found 1/11£962
Fri 14/1117:15LCY - TMS
2 stops24h 15mMultiple Airlines
Mon 17/1113:10TMS - LCY
3 stops29h 30mMultiple Airlines
Deal found 31/10£969
Sat 29/1106:00LHR - TMS
1 stop11h 30mTAP AIR PORTUGAL
Sat 6/1222:25TMS - LHR
1 stop13h 00mTAP AIR PORTUGAL
Deal found 1/11£975

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 2 November 2025.
Use the filters below to find and compare flights from London to São Tomé and Príncipe that are best for you.

Fly from

London

Fly to

São Tomé and Príncipe

Route

Depart

Return

Price

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 27/2

20:05-17:30

1 stop21h 25m

Sao Tome Is

Sun 8/3

20:00-09:05

2 stops13h 05m

£708

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Tue 3/3

16:25-12:10

2 stops19h 45m

Sao Tome Is

Sat 14/3

22:25-09:45

1 stop11h 20m

£718

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sat 21/2

20:15-18:05

2 stops21h 50m

Sao Tome Is

Fri 6/3

20:00-08:55

2 stops12h 55m

£747

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 28/2

06:00-17:30

1 stop11h 30m

Sao Tome Is

Sat 14/3

22:25-11:25

1 stop13h 00m

£748

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 26/2

16:25-12:10

2 stops19h 45m

Sao Tome Is

Sat 14/3

22:25-09:50

1 stop11h 25m

£753

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 14/11

21:25-17:30

2 stops20h 05m

Sao Tome Is

Mon 17/11

13:10-18:50

3 stops29h 40m

£762

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Tue 2/12

10:40-12:10

2 stops25h 30m

Sao Tome Is

Sat 6/12

22:25-09:50

1 stop11h 25m

£783

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sat 21/2

16:35-18:05

2 stops25h 30m

Sao Tome Is

Sat 7/3

22:25-09:50

1 stop11h 25m

£807

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 27/2

18:30-06:20

1 stop11h 50m

Sao Tome Is

Sat 14/3

07:50-18:55

1 stop11h 05m

£819

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sun 30/11

10:40-12:10

2 stops25h 30m

Sao Tome Is

Sun 7/12

20:00-20:55

2 stops24h 55m

£823

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 35 results
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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 time of day to fly from LON to ST?

Find hourly flight availability from London to São Tomé and Príncipe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 November 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 21% on flights from London to São Tomé and Príncipe by exploring options for tickets at midday.

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 2 November 2025.
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
7.1
Good
2,044 reviews
Check prices

Crew

7.8

Food

6.2

Boarding

7.0

Entertainment

6.3

Comfort

7.1

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sept 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue
TAP AIR PORTUGAL
7.1
Good
2,044 reviews
TAP AIR PORTUGAL
7.1
Good
2,044 reviews
Check prices

Crew

7.8

Food

6.2

Boarding

7.0

Entertainment

6.3

Comfort

7.1

Overall

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sept 2025

MAD - LIS

Like the onboard attendants I don’t like that they change gate at the last minute And neither the way to get to the airplane by bus, I understand is not airline issue

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 11h 30m. 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.

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 2 November 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest£676Average£949FlexibilityNo 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.

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

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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