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Flights to Sao Tome Is

£550 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 21/1. 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 the United Kingdom to São Tomé

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:05 - 12:10LGW-TMS
39h 05m3 stops
Multiple Airlines Logo
13:10 - 18:55TMS-LGW
29h 45m3 stops
£550Multiple Airlines
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Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
15:00 - 12:10LGW-TMS
45h 10m3 stops
Multiple Airlines Logo
13:10 - 18:55TMS-LGW
29h 45m3 stops
£566Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
15:00 - 12:10LGW-TMS
45h 10m3 stops
Multiple Airlines Logo
13:10 - 19:55TMS-LGW
30h 45m3 stops
£571Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
21:05 - 12:10LGW-TMS
39h 05m3 stops
Multiple Airlines Logo
13:10 - 15:05TMS-LGW
25h 55m2 stops
£604Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
15:00 - 12:10LGW-TMS
45h 10m3 stops
Multiple Airlines Logo
13:10 - 15:05TMS-LGW
25h 55m2 stops
£628Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
20:50 - 12:10LHR-TMS
39h 20m3 stops
Multiple Airlines Logo
13:10 - 17:30TMS-LHR
28h 20m2 stops
£690Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
20:50 - 12:10LHR-TMS
39h 20m3 stops
Multiple Airlines Logo
13:10 - 17:30TMS-LHR
28h 20m2 stops
£693Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
16:35 - 12:10LGW-TMS
43h 35m2 stops
Multiple Airlines Logo
13:10 - 15:05TMS-LGW
25h 55m2 stops
£853Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
Multiple Airlines Logo
13:40 - 12:10LHR-TMS
46h 30m2 stops
Multiple Airlines Logo
13:10 - 11:25TMS-LHR
22h 15m2 stops
£881Multiple Airlines
Find Deal
Wed, 21 Jan - Wed, 28 Jan
TAP AIR PORTUGAL Logo
06:00 - 17:30LHR-TMS
11h 30m1 stop
TAP AIR PORTUGAL Logo
22:25 - 12:40TMS-LHR
14h 15m1 stop
£1,046TAP AIR PORTUGAL
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Sat, 17 Jan - Sat, 31 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 4 December 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

Wed 21/1

21:05-12:10

3 stops39h 05m

Sao Tome Is

Wed 28/1

13:10-18:55

3 stops29h 45m

£550

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Wed 21/1

15:00-12:10

3 stops45h 10m

Sao Tome Is

Wed 28/1

13:10-18:55

3 stops29h 45m

£566

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Wed 21/1

15:00-12:10

3 stops45h 10m

Sao Tome Is

Wed 28/1

13:10-19:55

3 stops30h 45m

£571

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Wed 21/1

21:05-12:10

3 stops39h 05m

Sao Tome Is

Wed 28/1

13:10-15:05

2 stops25h 55m

£604

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Wed 21/1

15:00-12:10

3 stops45h 10m

Sao Tome Is

Wed 28/1

13:10-15:05

2 stops25h 55m

£628

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 21/1

20:50-12:10

3 stops39h 20m

Sao Tome Is

Wed 28/1

13:10-17:30

2 stops28h 20m

£690

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 21/1

20:50-12:10

3 stops39h 20m

Sao Tome Is

Wed 28/1

13:10-17:30

2 stops28h 20m

£693

LondonSão Tomé

LGW - TMS

LGWTMS

London Gatwick

Wed 21/1

16:35-12:10

2 stops43h 35m

Sao Tome Is

Wed 28/1

13:10-15:05

2 stops25h 55m

£853

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Wed 21/1

13:40-12:10

2 stops46h 30m

Sao Tome Is

Wed 28/1

13:10-11:25

2 stops22h 15m

£881

LondonSão Tomé

LHR - TMS

LHRTMS

London Heathrow

Sat 17/1

06:00-17:30

1 stop11h 30m

Sao Tome Is

Sat 31/1

22:25-12:40

1 stop14h 15m

£1,046

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 £690, 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 £761.

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 £939. 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 £1,465.

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 £1,003. Flights to São Tomé are more costly in the afternoon, with an average ticket price of £1,116. 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

£550

Fastest flight time

24h 25m

Popular in

July
The best round-trip flight price to São Tomé from United Kingdom in the last 72 hours is £550 (London Gatwick to Sao Tome Is).
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The fastest flight to São Tomé from United Kingdom takes 24h 25m (London City to Sao Tome Is).
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July has the highest demand for flights to São Tomé, with a 13% 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 December 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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Popular Flights to São Tomé

Popular routes according to searches in the past day on momondo
London to Sao Tome Is Flightsfrom £759