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Flights to Sao Tome Is

£664 Cheap flights to São Tomé

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to São Tomé departing on 21/11. 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 the United Kingdom to São Tomé

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:05 - 17:30LGW-TMS
34h 25m2 stops
Multiple Airlines Logo
13:10 - 20:15TMS-LGW
31h 05m3 stops
£664Multiple Airlines
Find Deal
Fri, 21 Nov - Fri, 28 Nov
Multiple Airlines Logo
09:50 - 12:10LGW-TMS
26h 20m3 stops
Multiple Airlines Logo
22:25 - 09:45TMS-LGW
11h 20m1 stop
£666Multiple Airlines
Find Deal
Tue, 3 Mar - Sat, 14 Mar
Multiple Airlines Logo
16:25 - 12:10LGW-TMS
19h 45m2 stops
Multiple Airlines Logo
22:25 - 09:45TMS-LGW
11h 20m1 stop
£667Multiple Airlines
Find Deal
Tue, 3 Mar - Sat, 14 Mar
TAP AIR PORTUGAL Logo
13:40 - 18:05LHR-TMS
28h 25m2 stops
TAP AIR PORTUGAL Logo
22:25 - 22:40TMS-LHR
24h 15m1 stop
£720TAP AIR PORTUGAL
Find Deal
Tue, 3 Mar - Sat, 14 Mar
TAP AIR PORTUGAL Logo
08:15 - 18:05LHR-TMS
33h 50m1 stop
TAP AIR PORTUGAL Logo
22:25 - 21:35TMS-LHR
23h 10m1 stop
£787TAP AIR PORTUGAL
Find Deal
Tue, 3 Mar - Sat, 14 Mar
TAP AIR PORTUGAL Logo
18:30 - 17:30LHR-TMS
23h 00m1 stop
TAP AIR PORTUGAL Logo
20:00 - 22:40TMS-LHR
26h 40m2 stops
£835TAP AIR PORTUGAL
Find Deal
Fri, 21 Nov - Fri, 28 Nov
TAP AIR PORTUGAL Logo
10:45 - 18:05LGW-TMS
55h 20m3 stops
TAP AIR PORTUGAL Logo
20:00 - 08:20TMS-LGW
36h 20m3 stops
£859TAP AIR PORTUGAL
Find Deal
Fri, 21 Nov - Fri, 28 Nov
Ethiopian Air Logo
20:15 - 17:40LHR-TMS
21h 25m3 stops
Ethiopian Air Logo
07:00 - 06:35TMS-LHR
23h 35m3 stops
£1,302Ethiopian Air
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Fri, 21 Nov - Fri, 28 Nov
Ethiopian Air Logo
20:15 - 17:40LHR-TMS
21h 25m3 stops
Ethiopian Air Logo
07:00 - 06:35TMS-LHR
23h 35m3 stops
£2,044Ethiopian Air
Find Deal
Mon, 29 Dec - Fri, 2 Jan
Ethiopian Air Logo
20:15 - 17:40LHR-TMS
21h 25m3 stops
Ethiopian Air Logo
07:00 - 06:35TMS-LHR
23h 35m3 stops
£2,118Ethiopian Air
Find Deal
Fri, 26 Dec - Fri, 2 Jan

momondo Fare Finder

 
Locate flights to Sao Tome Is that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 24 October 2025.
Use the filters below to find and compare flights to São Tomé that are best for you.

Fly from

Route

Depart

Return

Price

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 21/11

07:05-17:30

2 stops34h 25m

Sao Tome Is

Fri 28/11

13:10-20:15

3 stops31h 05m

£664

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Tue 3/3

09:50-12:10

3 stops26h 20m

Sao Tome Is

Sat 14/3

22:25-09:45

1 stop11h 20m

£666

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Tue 3/3

16:25-12:10

2 stops19h 45m

Sao Tome Is

Sat 14/3

22:25-09:45

1 stop11h 20m

£667

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 3/3

13:40-18:05

2 stops28h 25m

Sao Tome Is

Sat 14/3

22:25-22:40

1 stop24h 15m

£720

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Tue 3/3

08:15-18:05

1 stop33h 50m

Sao Tome Is

Sat 14/3

22:25-21:35

1 stop23h 10m

£787

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 21/11

18:30-17:30

1 stop23h 00m

Sao Tome Is

Fri 28/11

20:00-22:40

2 stops26h 40m

£835

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Fri 21/11

10:45-18:05

3 stops55h 20m

Sao Tome Is

Fri 28/11

20:00-08:20

3 stops36h 20m

£859

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 21/11

20:15-17:40

3 stops21h 25m

Sao Tome Is

Fri 28/11

07:00-06:35

3 stops23h 35m

£1,302

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Mon 29/12

20:15-17:40

3 stops21h 25m

Sao Tome Is

Fri 2/1

07:00-06:35

3 stops23h 35m

£2,044

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Fri 26/12

20:15-17:40

3 stops21h 25m

Sao Tome Is

Fri 2/1

07:00-06:35

3 stops23h 35m

£2,118

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to São Tomé from

São Tomé flights insights and trends

Explore insights for your São Tomé flight to craft the best travel plan

What is the cheapest month to fly to São Tomé?

The cheapest month to fly to São Tomé from United Kingdom is in November. Flight prices, which tend to average around £688, 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 March is also cheap. Prices for this month can be found on momondo for an average of £721.

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 £936. 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 United Kingdom to São Tomé for around £1,460.

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 United Kingdom to São Tomé during this time can be as low as £1,000. Flights to São Tomé are more costly in the afternoon, with an average ticket price of £1,113. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap São Tomé flight deals and tips

Summary info about São Tomé flight prices, duration and airlines

Best Round-Trip Price

£664

Fastest flight time

11h 30m

Popular in

July
The best round-trip flight price to São Tomé from United Kingdom in the last 72 hours is £664 (London Gatwick to Sao Tome Is).
Search Deals
The fastest flight to São Tomé from United Kingdom takes 11h 30m (London Heathrow to Sao Tome Is).
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July has the highest demand for flights to São Tomé, with a 12% price increase on average.
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Frequently asked questions about flying to São Tomé

How long does it take to fly to São Tomé?

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in São Tomé you fly into. For example, flying from London Heathrow to Sao Tome Is takes 11h 30m on average. On the other hand, flying from Manchester to Sao Tome Is takes on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

When did momondo last update prices for flights to Sao Tome Is Airport?

Prices for flights to Sao Tome Is Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Sao Tome Is Airport?

There are 4 operators available for flights to Sao Tome Is Airport as of October 2025.

How old do you have to be to fly to Sao Tome Is Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Sao Tome Is Airport.

What documentation or ID do you need to fly to Sao Tome Is Airport?

The travel and health documents required for your trip to Sao Tome Is Airport 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 Sao Tome Is Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to São Tomé?

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

Can I find flights to São Tomé with flexible booking policies on momondo?

momondo does allow users to show only those flights to São Tomé which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to São Tomé?

momondo provides multiple filters to help you find the best flight to São Tomé. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to São Tomé 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

Popular Flights to São Tomé

Popular routes according to searches in the past day on momondo
London to Sao Tome Is Flightsfrom £860