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Flights to Sao Tome Is

$853 Cheap flights to São Tomé

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to São Tomé departing on 1/16. 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 States to São Tomé

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:50 pm - 5:40 pm
IAD
-
TMS
15h 50m2 stops
Multiple Airlines Logo
1:10 pm - 8:55 am
TMS
-
IAD
47h 45m3 stops
$1,968Multiple Airlines
Mon, Mar 16 - Mon, Mar 30
Multiple Airlines Logo
11:00 am - 5:40 pm
IAD
-
TMS
26h 40m3 stops
Multiple Airlines Logo
1:10 pm - 8:55 am
TMS
-
IAD
47h 45m3 stops
$2,013Multiple Airlines
Mon, Mar 16 - Mon, Mar 30
TAP AIR PORTUGAL Logo
1:20 pm - 6:05 pm
LAX
-
TMS
44h 45m3 stops
TAP AIR PORTUGAL Logo
8:00 pm - 3:00 pm
TMS
-
LAX
27h 00m2 stops
$2,792TAP AIR PORTUGAL
Mon, Jan 26 - Fri, Jan 30
Turkish Airlines Logo
10:20 am - 6:05 pm
MIA
-
TMS
50h 45m3 stops
Turkish Airlines Logo
8:00 pm - 7:00 am
TMS
-
MIA
40h 00m3 stops
$3,047Turkish Airlines
Mon, Mar 2 - Fri, Mar 6
TAP AIR PORTUGAL Logo
5:30 pm - 6:05 pm
IAD
-
TMS
19h 35m2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 3:15 pm
TMS
-
IAD
24h 15m2 stops
$3,377TAP AIR PORTUGAL
Thu, Jan 29 - Wed, Feb 11
TAP AIR PORTUGAL Logo
10:30 pm - 6:05 pm
IAD
-
TMS
38h 35m2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 3:15 pm
TMS
-
IAD
24h 15m2 stops
$3,384TAP AIR PORTUGAL
Fri, Jan 30 - Wed, Feb 11
TAP AIR PORTUGAL Logo
1:20 pm - 6:05 pm
LAX
-
TMS
44h 45m3 stops
TAP AIR PORTUGAL Logo
8:00 pm - 10:18 am
TMS
-
LAX
46h 18m3 stops
$3,516TAP AIR PORTUGAL
Mon, Jan 26 - Fri, Jan 30
TAP AIR PORTUGAL Logo
5:30 pm - 6:05 pm
IAD
-
TMS
19h 35m2 stops
TAP AIR PORTUGAL Logo
10:25 pm - 9:00 pm
TMS
-
IAD
27h 35m1 stop
$3,724TAP AIR PORTUGAL
Thu, Jan 29 - Sat, Feb 14
TAP AIR PORTUGAL Logo
10:30 pm - 6:05 pm
IAD
-
TMS
38h 35m2 stops
TAP AIR PORTUGAL Logo
10:25 pm - 9:00 pm
TMS
-
IAD
27h 35m1 stop
$3,731TAP AIR PORTUGAL
Fri, Jan 30 - Sat, Feb 14
TAP AIR PORTUGAL Logo
10:30 pm - 6:05 pm
IAD
-
TMS
38h 35m2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 3:15 pm
TMS
-
IAD
24h 15m2 stops
$4,214TAP AIR PORTUGAL
Fri, Jan 30 - Sun, Feb 15

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 832,500 searches and data was last updated on December 17, 2025.
Use the filters below to find and compare flights to São Tomé that are best for you.

Fly from

Route

Depart

Return

Price

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 3/16

9:50 pm-5:40 pm

2 stops15h 50m

Sao Tome Is

Mon 3/30

1:10 pm-8:55 am

3 stops47h 45m

$1,968

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 3/16

11:00 am-5:40 pm

3 stops26h 40m

Sao Tome Is

Mon 3/30

1:10 pm-8:55 am

3 stops47h 45m

$2,013

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles

Mon 1/26

1:20 pm-6:05 pm

3 stops44h 45m

Sao Tome Is

Fri 1/30

8:00 pm-3:00 pm

2 stops27h 00m

$2,792

MiamiSão Tomé

MIA - TMS

MIATMS

Miami

Mon 3/2

10:20 am-6:05 pm

3 stops50h 45m

Sao Tome Is

Fri 3/6

8:00 pm-7:00 am

3 stops40h 00m

$3,047

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 1/29

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Wed 2/11

8:00 pm-3:15 pm

2 stops24h 15m

$3,377

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 1/30

10:30 pm-6:05 pm

2 stops38h 35m

Sao Tome Is

Wed 2/11

8:00 pm-3:15 pm

2 stops24h 15m

$3,384

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles

Mon 1/26

1:20 pm-6:05 pm

3 stops44h 45m

Sao Tome Is

Fri 1/30

8:00 pm-10:18 am

3 stops46h 18m

$3,516

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 1/29

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Sat 2/14

10:25 pm-9:00 pm

1 stop27h 35m

$3,724

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 1/30

10:30 pm-6:05 pm

2 stops38h 35m

Sao Tome Is

Sat 2/14

10:25 pm-9:00 pm

1 stop27h 35m

$3,731

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 1/30

10:30 pm-6:05 pm

2 stops38h 35m

Sao Tome Is

Sun 2/15

8:00 pm-3:15 pm

2 stops24h 15m

$4,214

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

How long does it take to fly to São Tomé?

Flight times vary depending on what airport in United States you fly out of and what airport in São Tomé you fly into. For example, flying from Los Angeles to Sao Tome Is takes 44h 45m on average. On the other hand, flying from Miami to Sao Tome Is takes 20h 30m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Cheap São Tomé flight deals and tips

Summary info about São Tomé flight prices, duration and airlines

Best One-Way Price

$853

Best Round-Trip Price

$1,968

Fastest flight time

58h 40m
The best one-way flight price to São Tomé from United States in the last 72 hours is $853 (Los Angeles to Sao Tome Is).
Search Deals
The best round-trip flight price to São Tomé from United States in the last 72 hours is $1,968 (Washington, D.C. Dulles Intl to Sao Tome Is).
Search Deals
The fastest flight to São Tomé from United States takes 58h 40m (Los Angeles to Sao Tome Is).
Search Deals

Frequently asked questions about flying to São Tomé

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?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

Yes. momondo enables you to select and highlight flights to São Tomé with this policy.

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, airports, 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?

If you are simply researching potential flights to São Tomé, momondo offers a useful price alert feature which will track prices for flights to São Tomé and alert you when they change.

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Fri 1/16
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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
Los Angeles to Sao Tome Is Flightsfrom $2,792
Washington, D.C. to Sao Tome Is Flightsfrom $1,968
Miami to Sao Tome Is Flightsfrom $3,047