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Cheap flights from London Heathrow Airport to São Tomé and Príncipe from £773

This is the cheapest return 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 1/3. 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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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
16:30 - 12:10LHR-TMS
19h 40m2 stops
Multiple Airlines Logo
20:00 - 12:40TMS-LHR
16h 40m2 stops
£773Multiple Airlines
Find Deal
Sun, 1 Mar - Sun, 8 Mar
TAP AIR PORTUGAL Logo
13:40 - 18:05LHR-TMS
28h 25m2 stops
TAP AIR PORTUGAL Logo
20:00 - 22:40TMS-LHR
26h 40m2 stops
£885TAP AIR PORTUGAL
Find Deal
Tue, 18 Nov - Sun, 23 Nov
Multiple Airlines Logo
20:25 - 18:05LHR-TMS
45h 40m3 stops
Multiple Airlines Logo
20:00 - 20:50TMS-LHR
24h 50m3 stops
£889Multiple Airlines
Find Deal
Mon, 2 Feb - Sun, 8 Feb
Multiple Airlines Logo
19:40 - 18:05LHR-TMS
46h 25m3 stops
Multiple Airlines Logo
20:00 - 18:35TMS-LHR
22h 35m2 stops
£895Multiple Airlines
Find Deal
Mon, 2 Feb - Sun, 8 Feb
TAP AIR PORTUGAL Logo
06:00 - 17:30LHR-TMS
11h 30m1 stop
TAP AIR PORTUGAL Logo
22:25 - 11:25TMS-LHR
13h 00m1 stop
£909TAP AIR PORTUGAL
Find Deal
Sat, 15 Nov - Sat, 22 Nov
Multiple Airlines Logo
06:00 - 12:10LHR-TMS
54h 10m2 stops
Multiple Airlines Logo
13:10 - 18:55TMS-LHR
29h 45m2 stops
£918Multiple Airlines
Find Deal
Wed, 26 Nov - Wed, 3 Dec
TAP AIR PORTUGAL Logo
19:55 - 18:05LHR-TMS
22h 10m2 stops
TAP AIR PORTUGAL Logo
20:00 - 21:35TMS-LHR
25h 35m2 stops
£921TAP AIR PORTUGAL
Find Deal
Sat, 15 Nov - Fri, 21 Nov
Ethiopian Air Logo
20:15 - 17:40LHR-TMS
21h 25m3 stops
Ethiopian Air Logo
07:00 - 06:35TMS-LHR
23h 35m3 stops
£1,047Ethiopian Air
Find Deal
Mon, 2 Feb - Fri, 6 Feb
Ethiopian Air Logo
20:15 - 17:40LHR-TMS
21h 25m3 stops
Ethiopian Air Logo
07:00 - 09:05TMS-LHR
25h 05m3 stops
£1,100Ethiopian Air
Find Deal
Wed, 25 Mar - Wed, 1 Apr
Ethiopian Air Logo
20:15 - 17:40LHR-TMS
21h 25m3 stops
Ethiopian Air Logo
07:00 - 06:35TMS-LHR
23h 35m3 stops
£1,106Ethiopian Air
Find Deal
Fri, 14 Nov - Wed, 19 Nov

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
2 Feb
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
6 Feb
TMS07:00Sao Tome Is
23h 35m
3 stops
LHR06:35London Heathrow
£1,047
Find similar
Ethiopian Air
25 Mar
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
1 Apr
TMS07:00Sao Tome Is
25h 05m
3 stops
LHR09:05London Heathrow
£1,100
Find similar
Ethiopian Air
14 Nov
LHR20:15London Heathrow
21h 25m
3 stops
TMS17:40Sao Tome Is
19 Nov
TMS07:00Sao Tome Is
23h 35m
3 stops
LHR06:35London Heathrow
£1,106
Find similar

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
18 Nov
LHR13:40London Heathrow
28h 25m
2 stops
TMS18:05Sao Tome Is
23 Nov
TMS20:00Sao Tome Is
26h 40m
2 stops
LHR22:40London Heathrow
£885
Find similar
TAP AIR PORTUGAL
15 Nov
LHR06:00London Heathrow
11h 30m
1 stop
TMS17:30Sao Tome Is
22 Nov
TMS22:25Sao Tome Is
13h 00m
1 stop
LHR11:25London Heathrow
£909
Find similar
TAP AIR PORTUGAL
15 Nov
LHR19:55London Heathrow
22h 10m
2 stops
TMS18:05Sao Tome Is
21 Nov
TMS20:00Sao Tome Is
25h 35m
2 stops
LHR21:35London Heathrow
£921
Find similar

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 31 October 2025.
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

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sun 1/3

16:30-12:10

2 stops19h 40m

Sao Tome Is

Sun 8/3

20:00-12:40

2 stops16h 40m

£773

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 18/11

13:40-18:05

2 stops28h 25m

Sao Tome Is

Sun 23/11

20:00-22:40

2 stops26h 40m

£885

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 2/2

20:25-18:05

3 stops45h 40m

Sao Tome Is

Sun 8/2

20:00-20:50

3 stops24h 50m

£889

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 2/2

19:40-18:05

3 stops46h 25m

Sao Tome Is

Sun 8/2

20:00-18:35

2 stops22h 35m

£895

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 15/11

06:00-17:30

1 stop11h 30m

Sao Tome Is

Sat 22/11

22:25-11:25

1 stop13h 00m

£909

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 26/11

06:00-12:10

2 stops54h 10m

Sao Tome Is

Wed 3/12

13:10-18:55

2 stops29h 45m

£918

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 15/11

19:55-18:05

2 stops22h 10m

Sao Tome Is

Fri 21/11

20:00-21:35

2 stops25h 35m

£921

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 2/2

20:15-17:40

3 stops21h 25m

Sao Tome Is

Fri 6/2

07:00-06:35

3 stops23h 35m

£1,047

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 25/3

20:15-17:40

3 stops21h 25m

Sao Tome Is

Wed 1/4

07:00-09:05

3 stops25h 05m

£1,100

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 14/11

20:15-17:40

3 stops21h 25m

Sao Tome Is

Wed 19/11

07:00-06:35

3 stops23h 35m

£1,106

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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 day to depart on your flight to São Tomé and Príncipe?

The cheapest day to depart from London Heathrow Airport to São Tomé and Príncipe is on a Saturday when prices can be found for as low as £923. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around £1,217. These prices are subject to change though, so be sure to set up a Price Alert for flights to São Tomé and Príncipe.

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

Our most recent data shows that the best time of day to fly to São Tomé and Príncipe is in the morning. Flights from London Heathrow Airport to São Tomé and Príncipe during this time can be as low as £1,002. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,122 on average. Flights to São Tomé and Príncipe from London Heathrow Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

Direct flights

None
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.
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  • 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 £675Free CancellationRating
7.1
2,040 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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