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Cheap flights from London to São Tomé from £327

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 8/3. 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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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:10 - 18:05
LGW
-
TMS
21h 55m2 stops
Multiple Airlines Logo
13:10 - 22:55
TMS
-
LGW
33h 45m2 stops
£668Multiple Airlines
Tue, 24 Feb - Mon, 9 Mar
Multiple Airlines Logo
16:25 - 12:10
LGW
-
TMS
19h 45m2 stops
Multiple Airlines Logo
20:00 - 09:05
TMS
-
LGW
13h 05m2 stops
£698Multiple Airlines
Thu, 26 Feb - Sun, 8 Mar
Multiple Airlines Logo
16:25 - 12:10
LGW
-
TMS
19h 45m2 stops
Multiple Airlines Logo
20:00 - 09:05
TMS
-
LGW
13h 05m2 stops
£701Multiple Airlines
Thu, 26 Feb - Sun, 8 Mar
Multiple Airlines Logo
20:05 - 17:30
LGW
-
TMS
21h 25m1 stop
Multiple Airlines Logo
13:10 - 22:55
TMS
-
LGW
33h 45m2 stops
£730Multiple Airlines
Fri, 27 Feb - Mon, 9 Mar
Multiple Airlines Logo
20:15 - 12:10
LGW
-
TMS
39h 55m2 stops
Multiple Airlines Logo
20:00 - 09:05
TMS
-
LGW
13h 05m2 stops
£742Multiple Airlines
Sat, 21 Feb - Sun, 1 Mar
Multiple Airlines Logo
19:45 - 18:05
LGW
-
TMS
46h 20m3 stops
Multiple Airlines Logo
20:00 - 09:05
TMS
-
LGW
13h 05m2 stops
£754Multiple Airlines
Fri, 27 Feb - Sun, 8 Mar
Multiple Airlines Logo
20:10 - 18:05
LGW
-
TMS
21h 55m2 stops
Multiple Airlines Logo
20:00 - 21:00
TMS
-
LGW
25h 00m3 stops
£760Multiple Airlines
Tue, 24 Feb - Sun, 8 Mar
Multiple Airlines Logo
16:25 - 12:10
LGW
-
TMS
19h 45m2 stops
Multiple Airlines Logo
20:00 - 09:05
TMS
-
LGW
13h 05m2 stops
£764Multiple Airlines
Thu, 19 Feb - Sun, 1 Mar
TAP AIR PORTUGAL Logo
18:45 - 17:25
LHR
-
TMS
23h 40m1 stop
TAP AIR PORTUGAL Logo
19:40 - 10:20
TMS
-
LHR
13h 40m2 stops
£809TAP AIR PORTUGAL
Fri, 1 May - Sun, 10 May
TAP AIR PORTUGAL Logo
18:45 - 17:25
LHR
-
TMS
23h 40m1 stop
TAP AIR PORTUGAL Logo
19:40 - 22:55
TMS
-
LHR
26h 15m1 stop
£888TAP AIR PORTUGAL
Fri, 1 May - Sun, 10 May

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
1 May
LGW21:15London Gatwick
21h 10m
2 stops
TMS17:25Sao Tome Is
10 May
TMS19:40Sao Tome Is
38h 40m
3 stops
LGW11:20London Gatwick
£782
Find similar
TAP AIR PORTUGAL
1 May
LHR18:45London Heathrow
23h 40m
1 stop
TMS17:25Sao Tome Is
10 May
TMS19:40Sao Tome Is
13h 40m
2 stops
LHR10:20London Heathrow
£809
Find similar
TAP AIR PORTUGAL
26 Feb
LGW16:00London Gatwick
26h 05m
2 stops
TMS18:05Sao Tome Is
8 Mar
TMS20:00Sao Tome Is
24h 35m
3 stops
LGW20:35London Gatwick
£816
Find similar

Ethiopian Air flights from London to São Tomé

Our best Ethiopian Air deals on London to São Tomé flight tickets
Ethiopian Air
27 Feb
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
8 Mar
TMS07:00Sao Tome Is
31h 25m
3 stops
LHR14:25London Heathrow
£1,139
Find similar
Ethiopian Air
20 Feb
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
1 Mar
TMS07:00Sao Tome Is
31h 25m
3 stops
LHR14:25London Heathrow
£1,175
Find similar
Ethiopian Air
18 Feb
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
1 Mar
TMS07:00Sao Tome Is
31h 25m
3 stops
LHR14:25London Heathrow
£1,200
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London to São Tomé 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, momondo users made 279,928 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from London to São Tomé that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Tue 24/2

20:10-18:05

2 stops21h 55m

Sao Tome Is

Mon 9/3

13:10-22:55

2 stops33h 45m

£668

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 26/2

16:25-12:10

2 stops19h 45m

Sao Tome Is

Sun 8/3

20:00-09:05

2 stops13h 05m

£698

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 26/2

16:25-12:10

2 stops19h 45m

Sao Tome Is

Sun 8/3

20:00-09:05

2 stops13h 05m

£701

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 27/2

20:05-17:30

1 stop21h 25m

Sao Tome Is

Mon 9/3

13:10-22:55

2 stops33h 45m

£730

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sat 21/2

20:15-12:10

2 stops39h 55m

Sao Tome Is

Sun 1/3

20:00-09:05

2 stops13h 05m

£742

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 27/2

19:45-18:05

3 stops46h 20m

Sao Tome Is

Sun 8/3

20:00-09:05

2 stops13h 05m

£754

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Tue 24/2

20:10-18:05

2 stops21h 55m

Sao Tome Is

Sun 8/3

20:00-21:00

3 stops25h 00m

£760

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 19/2

16:25-12:10

2 stops19h 45m

Sao Tome Is

Sun 1/3

20:00-09:05

2 stops13h 05m

£764

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 1/5

18:45-17:25

1 stop23h 40m

Sao Tome Is

Sun 10/5

19:40-10:20

2 stops13h 40m

£809

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 1/5

18:45-17:25

1 stop23h 40m

Sao Tome Is

Sun 10/5

19:40-22:55

1 stop26h 15m

£888

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to São Tomé from

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

What is the cheapest month to fly to São Tomé?

The cheapest month to fly to São Tomé from London is in November. Flight prices, which tend to average around £686, 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 November, then flying in May is also cheap. Prices for this month can be found on momondo for an average of £874.

What is the cheapest day to depart on your flight to São Tomé?

The cheapest day to depart on your flight to São Tomé is on a Saturday when prices can be found for as low as £934. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from London to São Tomé for around £1,456.

What is the cheapest time of day to depart on your flight to São Tomé?

Our most recent data shows that the best time of day to fly to São Tomé is in the morning. Flights from London to São Tomé during this time can be as low as £997. Flights to São Tomé are more costly in the afternoon, with an average ticket price of £1,109. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Fastest flight time

11h 30m

Direct flights

None
The fastest flight from London to São Tomé takes 11h 30m
There are no direct flights from London to São Tomé. There are no popular flight routes from London to São Tomé.
Search flight deals

  • 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 11h 30m.

  • 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?

  • 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?

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 PORTUGALPriceFrom £737Free CancellationRating
7.2
2,091 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.

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