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Cheap flights from the United States to São Tomé and Príncipe from $1,464

This is the cheapest round-trip 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 10/20. 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 States to São Tomé and Príncipe

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

Logo
8:45 pm - 5:35 pmIAD-TMS
40h 50m3 stops
Logo
8:00 pm - 5:40 pmTMS-IAD
49h 40m3 stops
$1,464
Find Deal
Mon, Oct 20 - Fri, Oct 31
Ethiopian Air Logo
9:20 pm - 5:40 pmIAD-TMS
16h 20m2 stops
Ethiopian Air Logo
7:00 am - 8:05 pmTMS-IAD
17h 05m2 stops
$1,493Ethiopian Air
Find Deal
Mon, Oct 20 - Wed, Oct 29
TAP AIR PORTUGAL Logo
5:00 pm - 5:35 pmIAD-TMS
20h 35m2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 4:15 pmTMS-IAD
24h 15m2 stops
$1,499TAP AIR PORTUGAL
Find Deal
Tue, Oct 21 - Fri, Oct 31
TAP AIR PORTUGAL Logo
10:20 pm - 5:35 pmIAD-TMS
39h 15m2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 4:15 pmTMS-IAD
24h 15m2 stops
$1,506TAP AIR PORTUGAL
Find Deal
Mon, Oct 20 - Fri, Oct 31
Logo
10:15 pm - 5:35 pmIAD-TMS
39h 20m2 stops
Logo
8:00 pm - 4:50 pmTMS-IAD
48h 50m3 stops
$1,508
Find Deal
Mon, Oct 20 - Fri, Oct 31
TAP AIR PORTUGAL Logo
5:45 pm - 5:20 amIAD-TMS
31h 35m1 stop
TAP AIR PORTUGAL Logo
7:40 pm - 3:20 pmTMS-IAD
23h 40m2 stops
$1,509TAP AIR PORTUGAL
Find Deal
Mon, Sep 8 - Wed, Sep 24
TAP AIR PORTUGAL Logo
10:20 pm - 5:35 pmIAD-TMS
39h 15m2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:20 pmTMS-IAD
23h 40m2 stops
$1,516TAP AIR PORTUGAL
Find Deal
Mon, Sep 8 - Wed, Sep 24
Ethiopian Air Logo
10:55 am - 5:40 pmIAD-TMS
26h 45m3 stops
Ethiopian Air Logo
7:00 am - 8:05 pmTMS-IAD
17h 05m2 stops
$1,534Ethiopian Air
Find Deal
Mon, Oct 20 - Wed, Oct 29
Ethiopian Air Logo
9:20 pm - 5:40 pmIAD-TMS
16h 20m2 stops
Ethiopian Air Logo
7:00 am - 8:00 amTMS-IAD
30h 00m4 stops
$1,543Ethiopian Air
Find Deal
Mon, Oct 20 - Sun, Nov 2
Logo
9:20 pm - 5:40 pmIAD-TMS
16h 20m2 stops
Logo
7:00 am - 7:30 pmTMS-IAD
16h 30m2 stops
$1,647
Find Deal
Mon, Aug 18 - Wed, Aug 20

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
Oct 21
IAD5:00 pmWashington, D.C. Dulles Intl
20h 35m
2 stops
TMS5:35 pmSao Tome Is
Oct 31
TMS8:00 pmSao Tome Is
24h 15m
2 stops
IAD4:15 pmWashington, D.C. Dulles Intl
$1,499
Find similar
TAP AIR PORTUGAL
Oct 20
IAD10:20 pmWashington, D.C. Dulles Intl
39h 15m
2 stops
TMS5:35 pmSao Tome Is
Oct 31
TMS8:00 pmSao Tome Is
24h 15m
2 stops
IAD4:15 pmWashington, D.C. Dulles Intl
$1,506
Find similar
TAP AIR PORTUGAL
Sep 8
IAD5:45 pmWashington, D.C. Dulles Intl
31h 35m
1 stop
TMS5:20 amSao Tome Is
Sep 24
TMS7:40 pmSao Tome Is
23h 40m
2 stops
IAD3:20 pmWashington, D.C. Dulles Intl
$1,509
Find similar

Ethiopian Air flights from United States to São Tomé and Príncipe

Our best Ethiopian Air deals on United States to São Tomé and Príncipe flight tickets
Ethiopian Air
Oct 20
IAD9:20 pmWashington, D.C. Dulles Intl
16h 20m
2 stops
TMS5:40 pmSao Tome Is
Oct 29
TMS7:00 amSao Tome Is
17h 05m
2 stops
IAD8:05 pmWashington, D.C. Dulles Intl
$1,493
Find similar
Ethiopian Air
Oct 20
IAD10:55 amWashington, D.C. Dulles Intl
26h 45m
3 stops
TMS5:40 pmSao Tome Is
Oct 29
TMS7:00 amSao Tome Is
17h 05m
2 stops
IAD8:05 pmWashington, D.C. Dulles Intl
$1,534
Find similar
Ethiopian Air
Oct 20
IAD9:20 pmWashington, D.C. Dulles Intl
16h 20m
2 stops
TMS5:40 pmSao Tome Is
Nov 2
TMS7:00 amSao Tome Is
30h 00m
4 stops
IAD8:00 amWashington, D.C. Dulles Intl
$1,543
Find similar

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 August 1, 2025.
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

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 10/20

8:45 pm-5:35 pm

3 stops40h 50m

Sao Tome Is

Fri 10/31

8:00 pm-5:40 pm

3 stops49h 40m

$1,464

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 10/20

9:20 pm-5:40 pm

2 stops16h 20m

Sao Tome Is

Wed 10/29

7:00 am-8:05 pm

2 stops17h 05m

$1,493

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Tue 10/21

5:00 pm-5:35 pm

2 stops20h 35m

Sao Tome Is

Fri 10/31

8:00 pm-4:15 pm

2 stops24h 15m

$1,499

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 10/20

10:20 pm-5:35 pm

2 stops39h 15m

Sao Tome Is

Fri 10/31

8:00 pm-4:15 pm

2 stops24h 15m

$1,506

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 10/20

10:15 pm-5:35 pm

2 stops39h 20m

Sao Tome Is

Fri 10/31

8:00 pm-4:50 pm

3 stops48h 50m

$1,508

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 9/8

5:45 pm-5:20 am

1 stop31h 35m

Sao Tome Is

Wed 9/24

7:40 pm-3:20 pm

2 stops23h 40m

$1,509

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 9/8

10:20 pm-5:35 pm

2 stops39h 15m

Sao Tome Is

Wed 9/24

7:40 pm-3:20 pm

2 stops23h 40m

$1,516

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 10/20

10:55 am-5:40 pm

3 stops26h 45m

Sao Tome Is

Wed 10/29

7:00 am-8:05 pm

2 stops17h 05m

$1,534

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 10/20

9:20 pm-5:40 pm

2 stops16h 20m

Sao Tome Is

Sun 11/2

7:00 am-8:00 am

4 stops30h 00m

$1,543

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 8/18

9:20 pm-5:40 pm

2 stops16h 20m

Sao Tome Is

Wed 8/20

7:00 am-7:30 pm

2 stops16h 30m

$1,647

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

How long is the flight from United States to São Tomé and Príncipe?

Flight times vary depending on what airport in United States you fly out of and what airport in São Tomé and Príncipe you fly into. For example, flying from Miami to São Tomé takes 20h 30m on average. On the other hand, flying from Los Angeles to São Tomé takes 28h 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 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

Best Price Found

$1,464

Fastest flight time

15h 00m

Direct flights

None

Airports in São Tomé and Príncipe

1 airport
The best flight deal from United States to São Tomé and Príncipe found on momondo in the last 72 hours is $1,464
The fastest flight from United States to São Tomé and Príncipe takes 15h 00m
There are no direct flights from United States to São Tomé and Príncipe. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Sao Tome Is Airport.
There is 1 airport near São Tomé and Príncipe: Sao Tome Is (TMS)
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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Popular flights according to clicks in the last 7 days on momondo
Flights to São Toméfrom $1,509