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Cheap flights from the United States to São Tomé and Príncipe from $870

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to São Tomé and Príncipe departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United States to São Tomé and Príncipe

Recent round-trip flight deals from the United States to São Tomé and Príncipe

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:14 pm - 5:45 pm
IAD
-
TMS
63h 31m
3 stops
Multiple Airlines Logo
7:40 pm - 7:01 pm
TMS
-
IAD
27h 21m
3 stops
$2,087Multiple Airlines
Thu, Jul 9 - Sun, Jul 19
Multiple Airlines Logo
10:14 pm - 5:45 pm
IAD
-
TMS
63h 31m
3 stops
Multiple Airlines Logo
9:35 pm - 1:35 pm
TMS
-
IAD
44h 00m
2 stops
$2,106Multiple Airlines
Sun, Jun 21 - Sat, Jul 4
Ethiopian Air Logo
7:00 am - 5:40 pm
LAX
-
TMS
27h 40m
2 stops
Ethiopian Air Logo
7:00 am - 10:37 pm
TMS
-
LAX
46h 37m
2 stops
$2,108Ethiopian Air
Fri, May 29 - Sun, Jun 7
TAP AIR PORTUGAL Logo
10:35 pm - 5:25 pm
IAD
-
TMS
38h 50m
1 stop
TAP AIR PORTUGAL Logo
7:40 pm - 8:35 pm
TMS
-
IAD
28h 55m
2 stops
$2,134TAP AIR PORTUGAL
Thu, Jul 9 - Sun, Jul 19
Multiple Airlines Logo
5:30 pm - 5:45 pm
LAX
-
TMS
41h 15m
2 stops
Multiple Airlines Logo
7:40 pm - 4:20 pm
TMS
-
LAX
27h 40m
2 stops
$2,195Multiple Airlines
Fri, May 29 - Sun, Jun 7
Multiple Airlines Logo
10:20 pm - 5:25 pm
IAD
-
TMS
39h 05m
2 stops
Multiple Airlines Logo
7:40 pm - 7:01 pm
TMS
-
IAD
27h 21m
3 stops
$2,201Multiple Airlines
Thu, Jul 9 - Sun, Jul 19
Multiple Airlines Logo
10:20 pm - 5:45 pm
IAD
-
TMS
63h 25m
3 stops
Multiple Airlines Logo
9:35 pm - 3:15 pm
TMS
-
IAD
21h 40m
1 stop
$2,206Multiple Airlines
Sun, Jun 21 - Sat, Jul 4
Multiple Airlines Logo
11:05 am - 5:25 pm
LAX
-
TMS
23h 20m
2 stops
Multiple Airlines Logo
7:40 pm - 7:59 pm
TMS
-
LAX
31h 19m
3 stops
$2,210Multiple Airlines
Fri, May 29 - Sun, Jun 7
Multiple Airlines Logo
11:50 am - 5:45 pm
LAX
-
TMS
46h 55m
3 stops
Multiple Airlines Logo
7:40 pm - 9:29 pm
TMS
-
LAX
32h 49m
3 stops
$2,222Multiple Airlines
Fri, May 29 - Sun, Jun 7
TAP AIR PORTUGAL Logo
5:45 pm - 5:45 pm
IAD
-
TMS
20h 00m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:10 pm
TMS
-
IAD
23h 30m
2 stops
$2,242TAP AIR PORTUGAL
Thu, Jul 9 - Sun, Jul 19

TAP AIR PORTUGAL flights from United States to São Tomé and Príncipe

Our best TAP AIR PORTUGAL deals on United States to São Tomé and Príncipe flight tickets
TAP AIR PORTUGAL
Jul 9
IAD10:35 pmWashington, D.C. Dulles Intl
38h 50m
1 stop
TMS5:25 pmSao Tome Is
Jul 19
TMS7:40 pmSao Tome Is
28h 55m
2 stops
IAD8:35 pmWashington, D.C. Dulles Intl
$2,134
TAP AIR PORTUGAL
Jul 9
IAD5:45 pmWashington, D.C. Dulles Intl
20h 00m
2 stops
TMS5:45 pmSao Tome Is
Jul 19
TMS7:40 pmSao Tome Is
23h 30m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
$2,242

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 832,500 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from the United States to São Tomé and Príncipe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

10:14 pm-5:45 pm

3 stops63h 31m

Sao Tome Is

Sun 7/19

7:40 pm-7:01 pm

3 stops27h 21m

$2,087

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sun 6/21

10:14 pm-5:45 pm

3 stops63h 31m

Sao Tome Is

Sat 7/4

9:35 pm-1:35 pm

2 stops44h 00m

$2,106

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

7:00 am-5:40 pm

2 stops27h 40m

Sao Tome Is

Sun 6/7

7:00 am-10:37 pm

2 stops46h 37m

$2,108

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

10:35 pm-5:25 pm

1 stop38h 50m

Sao Tome Is

Sun 7/19

7:40 pm-8:35 pm

2 stops28h 55m

$2,134

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

5:30 pm-5:45 pm

2 stops41h 15m

Sao Tome Is

Sun 6/7

7:40 pm-4:20 pm

2 stops27h 40m

$2,195

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

10:20 pm-5:25 pm

2 stops39h 05m

Sao Tome Is

Sun 7/19

7:40 pm-7:01 pm

3 stops27h 21m

$2,201

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sun 6/21

10:20 pm-5:45 pm

3 stops63h 25m

Sao Tome Is

Sat 7/4

9:35 pm-3:15 pm

1 stop21h 40m

$2,206

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

11:05 am-5:25 pm

2 stops23h 20m

Sao Tome Is

Sun 6/7

7:40 pm-7:59 pm

3 stops31h 19m

$2,210

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

11:50 am-5:45 pm

3 stops46h 55m

Sao Tome Is

Sun 6/7

7:40 pm-9:29 pm

3 stops32h 49m

$2,222
Quickest round-trip

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

5:45 pm-5:45 pm

2 stops20h 00m

Sao Tome Is

Sun 7/19

7:40 pm-3:10 pm

2 stops23h 30m

$2,242

Flights are sorted by cheapest round-trip flights first.

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See travel insights to São Tomé and Príncipe from

How to get the cheapest flight ticket from United States 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

Can stopping save me money on United States to São Tomé and Príncipe flights?

You could potentially save up to 19% on your flight if you consider stops on a United States to São Tomé and Príncipe flight.

Cheap United States to São Tomé and Príncipe flight deals and tips

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

Fastest flight time

21h 15m

Direct flights

None
The fastest flight from United States to São Tomé and Príncipe takes 21h 15m
There are no direct flights from United States to São Tomé and Príncipe. There are no popular flight routes from United States to São Tomé and Príncipe.
Search flight deals

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

    Prices for flights from United States to São Tomé and Príncipe are refreshed on a daily basis.

  • How old do you have to be to fly from United States 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 United States 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.

Why use momondo?

Why should I use momondo to find a flight deal from United States to São Tomé and Príncipe?

It is quick and easy to find United States to São Tomé and Príncipe flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to São Tomé and Príncipe that suits you.

Can I find flights from United States to São Tomé and Príncipe with flexible booking policies on momondo?

Flights from United States to São Tomé and Príncipe with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to São Tomé and Príncipe?

Once all potential United States to São Tomé and Príncipe flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of United States to São Tomé and Príncipe flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to São Tomé and Príncipe

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