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Cheap flights from London to São Tomé and Príncipe from £452

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 and Príncipe departing on 14/12. 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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Find the cheapest flights from London to São Tomé and Príncipe

Cheap return flights

Logo
10:45 - 12:10LGW-TMS
25h 25m2 stops
Logo
13:10 - 19:10TMS-LGW
30h 00m2 stops
£492
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Thu, 1 Jan - Mon, 19 Jan
Logo
06:00 - 12:10LHR-TMS
30h 10m2 stops
Logo
13:10 - 22:40TMS-LHR
33h 30m2 stops
£571
Find Deal
Thu, 1 Jan - Mon, 19 Jan
Logo
16:00 - 12:10LGW-TMS
20h 10m2 stops
Logo
13:10 - 20:35TMS-LGW
31h 25m3 stops
£579
Find Deal
Thu, 1 Jan - Mon, 19 Jan
TAP AIR PORTUGAL Logo
19:50 - 17:20LHR-TMS
22h 30m1 stop
TAP AIR PORTUGAL Logo
19:40 - 12:45TMS-LHR
16h 05m2 stops
£760TAP AIR PORTUGAL
Find Deal
Fri, 10 Oct - Fri, 17 Oct
TAP AIR PORTUGAL Logo
19:50 - 17:20LHR-TMS
22h 30m1 stop
TAP AIR PORTUGAL Logo
19:40 - 12:45TMS-LHR
16h 05m2 stops
£787TAP AIR PORTUGAL
Find Deal
Fri, 17 Oct - Fri, 24 Oct
TAP AIR PORTUGAL Logo
11:00 - 18:05LGW-TMS
55h 05m3 stops
TAP AIR PORTUGAL Logo
20:00 - 15:45TMS-LGW
19h 45m2 stops
£787TAP AIR PORTUGAL
Find Deal
Mon, 1 Dec - Sun, 7 Dec
TAP AIR PORTUGAL Logo
21:15 - 17:35LGW-TMS
45h 20m3 stops
TAP AIR PORTUGAL Logo
19:40 - 09:45TMS-LGW
13h 05m2 stops
£796TAP AIR PORTUGAL
Find Deal
Fri, 17 Oct - Fri, 24 Oct
Ethiopian Air Logo
21:00 - 17:40LHR-TMS
21h 40m3 stops
Ethiopian Air Logo
07:00 - 09:05TMS-LHR
25h 05m3 stops
£1,091Ethiopian Air
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Fri, 10 Oct - Wed, 15 Oct
Ethiopian Air Logo
21:00 - 17:40LHR-TMS
21h 40m3 stops
Ethiopian Air Logo
07:00 - 09:05TMS-LHR
25h 05m3 stops
£1,135Ethiopian Air
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Wed, 8 Oct - Wed, 15 Oct
Ethiopian Air Logo
21:00 - 17:40LHR-TMS
21h 40m3 stops
Ethiopian Air Logo
07:00 - 07:00TMS-LHR
23h 00m3 stops
£1,169Ethiopian Air
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Wed, 1 Oct - Fri, 10 Oct

Ethiopian Air flights from London to São Tomé and Príncipe

Our best Ethiopian Air deals on London to São Tomé and Príncipe flight tickets
Ethiopian Air
10 Oct
LHR21:00London Heathrow
21h 40m
3 stops
TMS17:40Sao Tome Is
15 Oct
TMS07:00Sao Tome Is
25h 05m
3 stops
LHR09:05London Heathrow
£1,091
Find similar
Ethiopian Air
8 Oct
LHR21:00London Heathrow
21h 40m
3 stops
TMS17:40Sao Tome Is
15 Oct
TMS07:00Sao Tome Is
25h 05m
3 stops
LHR09:05London Heathrow
£1,135
Find similar
Ethiopian Air
1 Oct
LHR21:00London Heathrow
21h 40m
3 stops
TMS17:40Sao Tome Is
10 Oct
TMS07:00Sao Tome Is
23h 00m
3 stops
LHR07:00London Heathrow
£1,169
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TAP AIR PORTUGAL flights from London to São Tomé and Príncipe

Our best TAP AIR PORTUGAL deals on London to São Tomé and Príncipe flight tickets
TAP AIR PORTUGAL
10 Oct
LHR19:50London Heathrow
22h 30m
1 stop
TMS17:20Sao Tome Is
17 Oct
TMS19:40Sao Tome Is
16h 05m
2 stops
LHR12:45London Heathrow
£760
Find similar
TAP AIR PORTUGAL
17 Oct
LHR19:50London Heathrow
22h 30m
1 stop
TMS17:20Sao Tome Is
24 Oct
TMS19:40Sao Tome Is
16h 05m
2 stops
LHR12:45London Heathrow
£787
Find similar
TAP AIR PORTUGAL
17 Oct
LGW21:15London Gatwick
45h 20m
3 stops
TMS17:35Sao Tome Is
24 Oct
TMS19:40Sao Tome Is
13h 05m
2 stops
LGW09:45London Gatwick
£796
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London 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 September 2025.
Use the filters below to find and compare flights from London to São Tomé and Príncipe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 1/1

10:45-12:10

2 stops25h 25m

Sao Tome Is

Mon 19/1

13:10-19:10

2 stops30h 00m

£492

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Thu 1/1

06:00-12:10

2 stops30h 10m

Sao Tome Is

Mon 19/1

13:10-22:40

2 stops33h 30m

£571

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Thu 1/1

16:00-12:10

2 stops20h 10m

Sao Tome Is

Mon 19/1

13:10-20:35

3 stops31h 25m

£579

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 10/10

19:50-17:20

1 stop22h 30m

Sao Tome Is

Fri 17/10

19:40-12:45

2 stops16h 05m

£760

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 17/10

19:50-17:20

1 stop22h 30m

Sao Tome Is

Fri 24/10

19:40-12:45

2 stops16h 05m

£787

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Mon 1/12

11:00-18:05

3 stops55h 05m

Sao Tome Is

Sun 7/12

20:00-15:45

2 stops19h 45m

£787

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 17/10

21:15-17:35

3 stops45h 20m

Sao Tome Is

Fri 24/10

19:40-09:45

2 stops13h 05m

£796

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 10/10

21:00-17:40

3 stops21h 40m

Sao Tome Is

Wed 15/10

07:00-09:05

3 stops25h 05m

£1,091

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 8/10

21:00-17:40

3 stops21h 40m

Sao Tome Is

Wed 15/10

07:00-09:05

3 stops25h 05m

£1,135

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 1/10

21:00-17:40

3 stops21h 40m

Sao Tome Is

Fri 10/10

07:00-07:00

3 stops23h 00m

£1,169

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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 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 November is, on average, the cheapest month to fly to São Tomé and Príncipe from London, with most prices found around £677. If you’re not able to fly to São Tomé and Príncipe in November, then March is your next best option. Flight prices from London to São Tomé and Príncipe during March average around £710.

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

The cheapest day to depart from London to São Tomé and Príncipe is on a Saturday when prices can be found for as low as £898. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around £1,184. 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 to São Tomé and Príncipe during this time can be as low as £974. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,092 on average. Flights to São Tomé and Príncipe from London in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap London to São Tomé and Príncipe flight deals and tips

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

Direct flights

None
There are no direct flights from London to São Tomé and Príncipe. There are no popular flight routes from London to São Tomé and Príncipe.
Search flight deals

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

    Prices for flights from London to São Tomé and Príncipe are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to São Tomé and Príncipe.

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

    The necessary travel and health documents for your São Tomé and Príncipe 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.

Best airlines flying from London to São Tomé and Príncipe

Compare and see reviews for airlines that fly from London to São Tomé and Príncipe with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom £671Free CancellationRating
7.1
1,977 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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to São Tomé and Príncipe. momondo saves you time and could save you money on your trip.

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?

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 and Príncipe from London.

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

Yes momondo offers price alerts on flights to São Tomé and Príncipe from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to São Tomé and Príncipe

Popular Cities in São Tomé and Príncipe

Popular flights according to clicks in the last 7 days on momondo
Flights to São Toméfrom £470