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Cheap flights from London Heathrow Airport to São Tomé and Príncipe from £390

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 Heathrow Airport to São Tomé and Príncipe departing on 7/9. 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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Find the cheapest flights from London Heathrow Airport to São Tomé and Príncipe

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:55 - 13:25
LHR
-
TMS
41h 30m
2 stops
Multiple Airlines Logo
14:25 - 21:35
TMS
-
LHR
31h 10m
2 stops
£591Multiple Airlines
Fri, 30 Oct - Sun, 8 Nov
Multiple Airlines Logo
19:50 - 13:25
LHR
-
TMS
42h 35m
2 stops
Multiple Airlines Logo
14:25 - 22:00
TMS
-
LHR
30h 35m
2 stops
£850Multiple Airlines
Mon, 15 Jun - Fri, 19 Jun
TAP AIR PORTUGAL Logo
08:15 - 17:30
LHR
-
TMS
33h 15m
1 stop
TAP AIR PORTUGAL Logo
20:00 - 21:35
TMS
-
LHR
25h 35m
2 stops
£852TAP AIR PORTUGAL
Fri, 30 Oct - Sun, 8 Nov
TAP AIR PORTUGAL Logo
18:30 - 17:30
LHR
-
TMS
23h 00m
1 stop
TAP AIR PORTUGAL Logo
20:00 - 17:30
TMS
-
LHR
21h 30m
1 stop
£973TAP AIR PORTUGAL
Fri, 30 Oct - Sun, 8 Nov
TAP AIR PORTUGAL Logo
13:40 - 18:15
LHR
-
TMS
28h 35m
2 stops
TAP AIR PORTUGAL Logo
20:00 - 11:25
TMS
-
LHR
15h 25m
2 stops
£1,134TAP AIR PORTUGAL
Sat, 31 Oct - Wed, 4 Nov
TAP AIR PORTUGAL Logo
19:50 - 17:25
LHR
-
TMS
22h 35m
1 stop
TAP AIR PORTUGAL Logo
19:40 - 22:00
TMS
-
LHR
25h 20m
1 stop
£1,173TAP AIR PORTUGAL
Fri, 12 Jun - Sun, 21 Jun
TAP AIR PORTUGAL Logo
19:50 - 17:25
LHR
-
TMS
22h 35m
1 stop
TAP AIR PORTUGAL Logo
19:40 - 22:00
TMS
-
LHR
25h 20m
2 stops
£1,173TAP AIR PORTUGAL
Fri, 12 Jun - Sun, 21 Jun
TAP AIR PORTUGAL Logo
06:00 - 17:30
LHR
-
TMS
11h 30m
1 stop
TAP AIR PORTUGAL Logo
20:00 - 15:30
TMS
-
LHR
19h 30m
2 stops
£1,186TAP AIR PORTUGAL
Sat, 31 Oct - Wed, 4 Nov
Multiple Airlines Logo
18:45 - 05:35
LHR
-
TMS
11h 50m
1 stop
Multiple Airlines Logo
07:05 - 22:55
TMS
-
LHR
14h 50m
1 stop
£1,205Multiple Airlines
Fri, 5 Jun - Sat, 20 Jun
Multiple Airlines Logo
21:00 - 17:40
LHR
-
TMS
21h 40m
3 stops
Multiple Airlines Logo
07:00 - 09:05
TMS
-
LHR
25h 05m
3 stops
£1,260Multiple Airlines
Wed, 3 Jun - Wed, 10 Jun

TAP AIR PORTUGAL flights from London Heathrow Airport to São Tomé and Príncipe

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to São Tomé and Príncipe flight tickets
TAP AIR PORTUGAL
30 Oct
LHR08:15London Heathrow
33h 15m
1 stop
TMS17:30Sao Tome Is
8 Nov
TMS20:00Sao Tome Is
25h 35m
2 stops
LHR21:35London Heathrow
£852
TAP AIR PORTUGAL
30 Oct
LHR18:30London Heathrow
23h 00m
1 stop
TMS17:30Sao Tome Is
8 Nov
TMS20:00Sao Tome Is
21h 30m
1 stop
LHR17:30London Heathrow
£973
TAP AIR PORTUGAL
31 Oct
LHR13:40London Heathrow
28h 35m
2 stops
TMS18:15Sao Tome Is
4 Nov
TMS20:00Sao Tome Is
15h 25m
2 stops
LHR11:25London Heathrow
£1,134

Ethiopian Air flights from London Heathrow Airport to São Tomé and Príncipe

Our best Ethiopian Air deals on London Heathrow Airport to São Tomé and Príncipe flight tickets
Ethiopian Air
12 Jun
LHR21:00London Heathrow
21h 40m
3 stops
TMS17:40Sao Tome Is
21 Jun
TMS07:00Sao Tome Is
33h 20m
3 stops
LHR17:20London Heathrow
£1,609
Ethiopian Air
30 Oct
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
8 Nov
TMS07:00Sao Tome Is
31h 25m
3 stops
LHR14:25London Heathrow
£1,621
Ethiopian Air
15 Jun
LHR21:00London Heathrow
21h 40m
3 stops
TMS17:40Sao Tome Is
19 Jun
TMS07:00Sao Tome Is
23h 00m
3 stops
LHR07:00London Heathrow
£1,622

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 12 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to São Tomé and Príncipe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 30/10

19:55-13:25

2 stops41h 30m

Sao Tome Is

Sun 8/11

14:25-21:35

2 stops31h 10m

£591

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 15/6

19:50-13:25

2 stops42h 35m

Sao Tome Is

Fri 19/6

14:25-22:00

2 stops30h 35m

£850

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 30/10

08:15-17:30

1 stop33h 15m

Sao Tome Is

Sun 8/11

20:00-21:35

2 stops25h 35m

£852

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 30/10

18:30-17:30

1 stop23h 00m

Sao Tome Is

Sun 8/11

20:00-17:30

1 stop21h 30m

£973

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 31/10

13:40-18:15

2 stops28h 35m

Sao Tome Is

Wed 4/11

20:00-11:25

2 stops15h 25m

£1,134

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 12/6

19:50-17:25

1 stop22h 35m

Sao Tome Is

Sun 21/6

19:40-22:00

1 stop25h 20m

£1,173

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 12/6

19:50-17:25

1 stop22h 35m

Sao Tome Is

Sun 21/6

19:40-22:00

2 stops25h 20m

£1,173

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 31/10

06:00-17:30

1 stop11h 30m

Sao Tome Is

Wed 4/11

20:00-15:30

2 stops19h 30m

£1,186
Fastest return journey

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 5/6

18:45-05:35

1 stop11h 50m

Sao Tome Is

Sat 20/6

07:05-22:55

1 stop14h 50m

£1,205

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 3/6

21:00-17:40

3 stops21h 40m

Sao Tome Is

Wed 10/6

07:00-09:05

3 stops25h 05m

£1,260

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to São Tomé and Príncipe from

How to get the cheapest flight ticket from London Heathrow Airport to São Tomé and Príncipe

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 and Príncipe?

The month of April is, on average, the cheapest month to fly to São Tomé and Príncipe from London Heathrow Airport, with most prices found around £0. If you’re not able to fly to São Tomé and Príncipe in April, then November is your next best option. Flight prices from London Heathrow Airport to São Tomé and Príncipe during November average around £697.

Cheap London Heathrow Airport to São Tomé and Príncipe flight deals and tips

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

Fastest flight time

11h 30m

Direct flights

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

Frequently asked questions about flying from London Heathrow Airport to São Tomé and Príncipe

  • When did momondo last update prices for flights from London Heathrow Airport to São Tomé and Príncipe?

    Prices for flights from London Heathrow Airport to São Tomé and Príncipe were last updated today.

  • How many operators does momondo search for flights from London Heathrow Airport to São Tomé and Príncipe?

  • How old do you have to be to fly from London Heathrow Airport to São Tomé and Príncipe?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to São Tomé and Príncipe.

  • What documentation or ID do you need to fly to São Tomé and Príncipe?

    The travel and health documents required for your trip to São Tomé and Príncipe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at São Tomé and Príncipe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from London Heathrow Airport to São Tomé and Príncipe

Compare and see reviews for airlines that fly from London Heathrow Airport to São Tomé and Príncipe with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom £724Free CancellationRating
7.2
2,250 reviews
Search TAP AIR PORTUGAL flights

Why use momondo?

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

Finding the right flight to São Tomé and Príncipe from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to São Tomé and Príncipe quick and easy, saving you time and money.

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

All flight searches from London to São Tomé and Príncipe on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between London and São Tomé and Príncipe by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to São Tomé and Príncipe 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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Find better results for your trip to São Tomé and Príncipe

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Popular flights according to clicks in the last 7 days on momondo
Flights to São Toméfrom £745