What is the cheapest airline that flies from London to Sao Tome Is?

TAP AIR PORTUGAL is the most popular carrier operating from London to Sao Tome Is

When did momondo last update prices for flights from London to Sao Tome Is Airport?

Prices for flights from London to Sao Tome Is Airport were last updated today.

How many operators does momondo search for flights from London to Sao Tome Is Airport?

As of November 2026, there is 1 operator available to choose from for flights from London to Sao Tome Is Airport.

How old do you have to be to fly from London to Sao Tome Is Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Sao Tome Is Airport.

What documentation or ID do you need to fly to Sao Tome Is Airport?

The necessary travel and health documents for your Sao Tome Is Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£355 Cheap Flights from London to São Tomé in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to São Tomé

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:20 - 11:35LGW London Gatwick-TMS Sao Tome Is

39h 15m2 stops Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 19:05TMS Sao Tome Is-LGW London Gatwick

30h 30m2 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado

£544Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

18:30 - 11:35LHR London Heathrow-TMS Sao Tome Is

41h 05m2 stops Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 17:30TMS Sao Tome Is-LHR London Heathrow

28h 55m2 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado

£573Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

16:35 - 11:35LGW London Gatwick-TMS Sao Tome Is

43h 00m2 stops Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 10:00TMS Sao Tome Is-LGW London Gatwick

45h 25m3 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado Porto

£576Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

21:35 - 11:35LGW London Gatwick-TMS Sao Tome Is

38h 00m3 stops Porto Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 10:00TMS Sao Tome Is-LGW London Gatwick

45h 25m3 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado Porto

£650Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

22:15 - 11:35LHR London Heathrow-TMS Sao Tome Is

37h 20m3 stops Athens Eleftherios V. Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 21:15TMS Sao Tome Is-LHR London Heathrow

32h 40m3 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado Athens Eleftherios V.

£772Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

16:00 - 18:55LGW London Gatwick-TMS Sao Tome Is

26h 55m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 15:45TMS Sao Tome Is-LGW London Gatwick

19h 45m2 stops Accra Kotoka Lisbon Humberto Delgado

£973TAP AIR PORTUGAL

Thu, 11 Mar - Sun, 14 Mar

16:00 - 18:55LGW London Gatwick-TMS Sao Tome Is

26h 55m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 15:45TMS Sao Tome Is-LGW London Gatwick

19h 45m2 stops Accra Kotoka Lisbon Humberto Delgado

£977TAP AIR PORTUGAL

Thu, 11 Mar - Sun, 14 Mar

19:55 - 18:55LHR London Heathrow-TMS Sao Tome Is

23h 00m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 22:40TMS Sao Tome Is-LHR London Heathrow

26h 40m2 stops Accra Kotoka Lisbon Humberto Delgado

£977TAP AIR PORTUGAL

Thu, 4 Mar - Sun, 7 Mar

19:55 - 18:55LHR London Heathrow-TMS Sao Tome Is

23h 00m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 22:40TMS Sao Tome Is-LHR London Heathrow

26h 40m2 stops Accra Kotoka Lisbon Humberto Delgado

£981TAP AIR PORTUGAL

Thu, 4 Mar - Sun, 7 Mar

16:00 - 18:55LGW London Gatwick-TMS Sao Tome Is

26h 55m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 15:45TMS Sao Tome Is-LGW London Gatwick

19h 45m2 stops Accra Kotoka Lisbon Humberto Delgado

£984TAP AIR PORTUGAL

Thu, 11 Mar - Sun, 14 Mar

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:00 - 17:30LHR London Heathrow-TMS Sao Tome Is

11h 30m1 stop Lisbon Humberto Delgado

20:00 - 12:40TMS Sao Tome Is-LHR London Heathrow

16h 40m2 stops Accra Kotoka Lisbon Humberto Delgado

£774TAP AIR PORTUGAL

Sat, 14 Nov - Sun, 29 Nov

20:15 - 18:15LGW London Gatwick-TMS Sao Tome Is

22h 00m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 09:05TMS Sao Tome Is-LGW London Gatwick

13h 05m2 stops Accra Kotoka Lisbon Humberto Delgado

£791Multiple Airlines

Sat, 14 Nov - Sun, 29 Nov

16:35 - 11:35LGW London Gatwick-TMS Sao Tome Is

19h 00m2 stops Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 20:35TMS Sao Tome Is-LGW London Gatwick

56h 00m3 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado Porto

£806Multiple Airlines

Sat, 14 Nov - Sun, 29 Nov

13:40 - 11:35LHR London Heathrow-TMS Sao Tome Is

21h 55m2 stops Lisbon Humberto Delgado Luanda Dr Antonio Agostinho Neto Intl

12:35 - 22:40TMS Sao Tome Is-LHR London Heathrow

34h 05m2 stops Luanda Dr Antonio Agostinho Neto Intl Lisbon Humberto Delgado

£831Multiple Airlines

Sat, 14 Nov - Sun, 29 Nov

20:15 - 18:15LGW London Gatwick-TMS Sao Tome Is

22h 00m1 stop Lisbon Humberto Delgado

20:00 - 20:35TMS Sao Tome Is-LGW London Gatwick

24h 35m2 stops Lisbon Humberto Delgado Porto

£855Multiple Airlines

Sat, 14 Nov - Sun, 29 Nov

20:15 - 18:15LGW London Gatwick-TMS Sao Tome Is

22h 00m1 stop Lisbon Humberto Delgado

20:00 - 09:05TMS Sao Tome Is-LGW London Gatwick

13h 05m1 stop Lisbon Humberto Delgado

£858Multiple Airlines

Sat, 14 Nov - Sun, 29 Nov

06:00 - 17:30LHR London Heathrow-TMS Sao Tome Is

11h 30m1 stop Lisbon Humberto Delgado

20:00 - 12:40TMS Sao Tome Is-LHR London Heathrow

16h 40m1 stop Lisbon Humberto Delgado

£861TAP AIR PORTUGAL

Sat, 14 Nov - Sun, 29 Nov

16:35 - 18:15LGW London Gatwick-TMS Sao Tome Is

25h 40m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 15:45TMS Sao Tome Is-LGW London Gatwick

19h 45m2 stops Accra Kotoka Lisbon Humberto Delgado

£908TAP AIR PORTUGAL

Sat, 14 Nov - Fri, 4 Dec

18:30 - 18:15LHR London Heathrow-TMS Sao Tome Is

23h 45m2 stops Lisbon Humberto Delgado Accra Kotoka

20:00 - 22:40TMS Sao Tome Is-LHR London Heathrow

26h 40m2 stops Accra Kotoka Lisbon Humberto Delgado

£908TAP AIR PORTUGAL

Sat, 14 Nov - Fri, 4 Dec

06:00 - 17:30LHR London Heathrow-TMS Sao Tome Is

11h 30m1 stop Lisbon Humberto Delgado

20:00 - 12:40TMS Sao Tome Is-LHR London Heathrow

16h 40m2 stops Accra Kotoka Lisbon Humberto Delgado

£908TAP AIR PORTUGAL

Sat, 14 Nov - Fri, 4 Dec

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TAP AIR PORTUGAL flights from London to São Tomé

Our best TAP AIR PORTUGAL deals on London to São Tomé flight tickets

TAP AIR PORTUGAL

14 Nov

LHR06:00London Heathrow

11h 30m

1 stop

TMS17:30Sao Tome Is

29 Nov

TMS20:00Sao Tome Is

16h 40m

2 stops

LHR12:40London Heathrow

£774

TAP AIR PORTUGAL

14 Nov

LHR06:00London Heathrow

11h 30m

1 stop

TMS17:30Sao Tome Is

29 Nov

TMS20:00Sao Tome Is

16h 40m

1 stop

LHR12:40London Heathrow

£861

TAP AIR PORTUGAL

20 Nov

LGW21:35London Gatwick

44h 40m

3 stops

TMS18:15Sao Tome Is

28 Nov

TMS22:25Sao Tome Is

35h 40m

2 stops

LGW10:05London Gatwick

£899

Ethiopian Air flights from London to São Tomé

Our best Ethiopian Air deals on London to São Tomé flight tickets

Ethiopian Air

8 Dec

LHR20:15London Heathrow

21h 15m

2 stops

TMS17:30Sao Tome Is

15 Dec

TMS07:30Sao Tome Is

23h 05m

3 stops

LHR06:35London Heathrow

£1,856

Ethiopian Air

6 Dec

LHR20:15London Heathrow

21h 15m

2 stops

TMS17:30Sao Tome Is

15 Dec

TMS07:30Sao Tome Is

23h 05m

3 stops

LHR06:35London Heathrow

£1,959

Ethiopian Air

6 Dec

LHR20:15London Heathrow

21h 15m

2 stops

TMS17:30Sao Tome Is

17 Dec

TMS07:30Sao Tome Is

23h 05m

3 stops

LHR06:35London Heathrow

£2,023

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSão Tomé

LGW London Gatwick - TMS Sao Tome Is

LGWTMS

London Gatwick

Mon 1/2

20:20-11:35

2 stops39h 15m

Sao Tome Is

Wed 10/2

12:35-19:05

2 stops30h 30m

£544

LondonSão Tomé

LHR London Heathrow - TMS Sao Tome Is

LHRTMS

London Heathrow

Mon 1/2

18:30-11:35

2 stops41h 05m

Sao Tome Is

Wed 10/2

12:35-17:30

2 stops28h 55m

£573

LondonSão Tomé

LGW London Gatwick - TMS Sao Tome Is

LGWTMS

London Gatwick

Mon 1/2

16:35-11:35

2 stops43h 00m

Sao Tome Is

Wed 10/2

12:35-10:00

3 stops45h 25m

£576

LondonSão Tomé

LGW London Gatwick - TMS Sao Tome Is

LGWTMS

London Gatwick

Mon 1/2

21:35-11:35

3 stops38h 00m

Sao Tome Is

Wed 10/2

12:35-10:00

3 stops45h 25m

£650

LondonSão Tomé

LHR London Heathrow - TMS Sao Tome Is

LHRTMS

London Heathrow

Mon 1/2

22:15-11:35

3 stops37h 20m

Sao Tome Is

Wed 10/2

12:35-21:15

3 stops32h 40m

£772

Fastest return journey

LondonSão Tomé

LGW London Gatwick - TMS Sao Tome Is

LGWTMS

London Gatwick

Thu 11/3

16:00-18:55

2 stops26h 55m

Sao Tome Is

Sun 14/3

20:00-15:45

2 stops19h 45m

£973

LondonSão Tomé

LGW London Gatwick - TMS Sao Tome Is

LGWTMS

London Gatwick

Thu 11/3

16:00-18:55

2 stops26h 55m

Sao Tome Is

Sun 14/3

20:00-15:45

2 stops19h 45m

£977

LondonSão Tomé

LHR London Heathrow - TMS Sao Tome Is

LHRTMS

London Heathrow

Thu 4/3

19:55-18:55

2 stops23h 00m

Sao Tome Is

Sun 7/3

20:00-22:40

2 stops26h 40m

£977

LondonSão Tomé

LHR London Heathrow - TMS Sao Tome Is

LHRTMS

London Heathrow

Thu 4/3

19:55-18:55

2 stops23h 00m

Sao Tome Is

Sun 7/3

20:00-22:40

2 stops26h 40m

£981

LondonSão Tomé

LGW London Gatwick - TMS Sao Tome Is

LGWTMS

London Gatwick

Thu 11/3

16:00-18:55

2 stops26h 55m

Sao Tome Is

Sun 14/3

20:00-15:45

2 stops19h 45m

£984

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to São Tomé

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to São Tomé?

The cheapest month to fly to São Tomé from London is in April. Flight prices, which tend to average around £601, are often lower during this time because this is during the off-season. If you aren’t able to travel to São Tomé during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £756.

Can stopping save me money on London to São Tomé flights?

You could potentially save up to 5% on your flight if you consider stops on a London to São Tomé flight.

When to book flights from London to São Tomé

Are you open to changing your travel dates? Check out the ideal times to fly from London to São Tomé according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to São Tomé (LON to TMS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to São Tomé

Best price found	£355
Fastest flight time	22h 50m
Direct flights	None

The best one-way flight to São Tomé from London in the past 72 hours is £355. The best return flight deal from London to São Tomé found on momondo in the last 72 hours is £544.

The fastest flight from London to São Tomé takes 22h 50m

There are no direct flights from London to São Tomé. There are no popular flight routes from London to São Tomé.

Search flight deals

Frequently asked questions about flying from London to São Tomé

How far is London to Sao Tome Is by plane?
The straight-line distance from London to Sao Tome Is is 3555.1 mi. In terms of flight time, this usually takes a little over 22h 50m.
When did momondo last update prices for flights from London to Sao Tome Is Airport?
Prices for flights from London to Sao Tome Is Airport were last updated today.
How many operators does momondo search for flights from London to Sao Tome Is Airport?
As of November 2026, there is 1 operator available to choose from for flights from London to Sao Tome Is Airport.
How old do you have to be to fly from London to Sao Tome Is Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Sao Tome Is Airport.
What documentation or ID do you need to fly to Sao Tome Is Airport?
The necessary travel and health documents for your Sao Tome Is Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London to São Tomé?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to São Tomé is TAP AIR PORTUGAL (100% of total bookings).

Best airlines flying from London to São Tomé

Compare and see reviews for airlines that fly from London to São Tomé with momondo

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom £716	Free Cancellation	Rating 7.2 2,398 reviews		Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from London to São Tomé?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to São Tomé for you.

Can I find flights from London to São Tomé with flexible booking policies on momondo?

Yes. All flights to São Tomé from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to São Tomé?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to São Tomé from London.

I’m not ready to book a flight from London to São Tomé right now. Can momondo alert me if prices change?

Price alerts on flights to São Tomé from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your São Tomé trip

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TAP AIR PORTUGAL

Cheap flights from London to São Tomé from £355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to São Tomé departing on 30/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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TAP AIR PORTUGAL flights from London to São Tomé

Our best TAP AIR PORTUGAL deals on London to São Tomé flight tickets

Ethiopian Air flights from London to São Tomé

Our best Ethiopian Air deals on London to São Tomé flight tickets

momondo Fare Finder

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

See travel insights to São Tomé from

How to get the cheapest flight ticket from London to São Tomé

What is the cheapest month to fly to São Tomé?

Can stopping save me money on London to São Tomé flights?

What is the cheapest airline that flies from London to Sao Tome Is?

When to book flights from London to São Tomé

Cheap London to São Tomé (LON to TMS) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from London to São Tomé

Best airlines flying from London to São Tomé

Compare and see reviews for airlines that fly from London to São Tomé with momondo

Why use momondo?

An easier way to manage your São Tomé trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to São Tomé and Príncipe

Fly your favourite airline to São Tomé

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to São Tomé

List of cabin classes available on flights landing in São Tomé. Availability may vary depending on flight origin and airline.

Fly to other destinations from London

According to popular flight searches on momondo this year

Complete your trip to São Tomé

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According to popular flight searches on momondo this year