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Cheap flights from London to São Tomé from £517

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London to São Tomé departing on 1/6. 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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Find the cheapest flights from London to São Tomé

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:25 - 12:10
LGW
-
TMS
40h 45m
2 stops
Multiple Airlines Logo
13:10 - 23:30
TMS
-
LGW
33h 20m
2 stops
£517Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
19:50 - 12:10
LHR
-
TMS
41h 20m
2 stops
Multiple Airlines Logo
13:10 - 22:00
TMS
-
LHR
31h 50m
2 stops
£558Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
10:15 - 12:10
LGW
-
TMS
50h 55m
2 stops
Multiple Airlines Logo
13:10 - 23:30
TMS
-
LGW
33h 20m
2 stops
£561Multiple Airlines
Mon, 4 May - Mon, 11 May
Multiple Airlines Logo
21:15 - 12:10
LGW
-
TMS
39h 55m
3 stops
Multiple Airlines Logo
13:10 - 11:20
TMS
-
LGW
45h 10m
3 stops
£570Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
16:25 - 12:10
LGW
-
TMS
44h 45m
2 stops
Multiple Airlines Logo
13:10 - 11:20
TMS
-
LGW
45h 10m
3 stops
£588Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
08:00 - 12:10
LHR
-
TMS
53h 10m
2 stops
Multiple Airlines Logo
13:10 - 22:00
TMS
-
LHR
31h 50m
2 stops
£597Multiple Airlines
Mon, 4 May - Mon, 11 May
Multiple Airlines Logo
17:10 - 12:10
LHR
-
TMS
44h 00m
3 stops
Multiple Airlines Logo
13:10 - 09:00
TMS
-
LHR
42h 50m
3 stops
£637Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun
Multiple Airlines Logo
10:35 - 12:10
LGW
-
TMS
26h 35m
2 stops
Multiple Airlines Logo
19:40 - 08:50
TMS
-
LGW
36h 10m
2 stops
£763Multiple Airlines
Sun, 3 May - Sun, 10 May
TAP AIR PORTUGAL Logo
06:00 - 17:25
LHR
-
TMS
12h 25m
1 stop
TAP AIR PORTUGAL Logo
21:35 - 10:20
TMS
-
LHR
11h 45m
1 stop
£766TAP AIR PORTUGAL
Sat, 9 May - Sat, 16 May
TAP AIR PORTUGAL Logo
21:15 - 17:45
LGW
-
TMS
21h 30m
3 stops
TAP AIR PORTUGAL Logo
21:35 - 09:45
TMS
-
LGW
11h 10m
1 stop
£821TAP AIR PORTUGAL
Sat, 2 May - Sat, 9 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
9 May
LHR06:00London Heathrow
12h 25m
1 stop
TMS17:25Sao Tome Is
16 May
TMS21:35Sao Tome Is
11h 45m
1 stop
LHR10:20London Heathrow
£766
TAP AIR PORTUGAL
2 May
LGW21:15London Gatwick
21h 30m
3 stops
TMS17:45Sao Tome Is
9 May
TMS21:35Sao Tome Is
11h 10m
1 stop
LGW09:45London Gatwick
£821
TAP AIR PORTUGAL
2 May
LGW16:30London Gatwick
26h 15m
2 stops
TMS17:45Sao Tome Is
9 May
TMS21:35Sao Tome Is
11h 10m
1 stop
LGW09:45London Gatwick
£827

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 21 March 2026.
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

Cheapest return flight

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Mon 1/6

20:25-12:10

2 stops40h 45m

Sao Tome Is

Mon 8/6

13:10-23:30

2 stops33h 20m

£517

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 1/6

19:50-12:10

2 stops41h 20m

Sao Tome Is

Mon 8/6

13:10-22:00

2 stops31h 50m

£558

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Mon 4/5

10:15-12:10

2 stops50h 55m

Sao Tome Is

Mon 11/5

13:10-23:30

2 stops33h 20m

£561

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Mon 1/6

21:15-12:10

3 stops39h 55m

Sao Tome Is

Mon 8/6

13:10-11:20

3 stops45h 10m

£570

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Mon 1/6

16:25-12:10

2 stops44h 45m

Sao Tome Is

Mon 8/6

13:10-11:20

3 stops45h 10m

£588

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 4/5

08:00-12:10

2 stops53h 10m

Sao Tome Is

Mon 11/5

13:10-22:00

2 stops31h 50m

£597

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 1/6

17:10-12:10

3 stops44h 00m

Sao Tome Is

Mon 8/6

13:10-09:00

3 stops42h 50m

£637

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sun 3/5

10:35-12:10

2 stops26h 35m

Sao Tome Is

Sun 10/5

19:40-08:50

2 stops36h 10m

£763
Fastest return journey

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 9/5

06:00-17:25

1 stop12h 25m

Sao Tome Is

Sat 16/5

21:35-10:20

1 stop11h 45m

£766

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Sat 2/5

21:15-17:45

3 stops21h 30m

Sao Tome Is

Sat 9/5

21:35-09:45

1 stop11h 10m

£821

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 typical price of a round-trip flight between London and São Tomé?

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 April is also cheap. Prices for this month can be found on momondo for an average of £793.

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

21h 40m

Direct flights

None
The fastest flight from London to São Tomé takes 21h 40m
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 21h 40m.

  • 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 £763Free CancellationRating
7.1
2,169 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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TAP AIR PORTUGAL