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Cheap flights from the United States to São Tomé from $924

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 departing on 5/1. 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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Find the cheapest flights from the United States to São Tomé

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

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
11:30 pm - 6:05 pm
IAD
-
TMS
38h 35m
2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 4:15 pm
TMS
-
IAD
24h 15m
2 stops
$1,306TAP AIR PORTUGAL
Fri, Mar 20 - Fri, Mar 27
TAP AIR PORTUGAL Logo
10:35 pm - 5:40 pm
IAD
-
TMS
39h 05m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 8:35 pm
TMS
-
IAD
28h 55m
2 stops
$1,580TAP AIR PORTUGAL
Wed, Apr 8 - Sun, Apr 12
Multiple Airlines Logo
6:45 pm - 6:05 pm
MIA
-
TMS
42h 20m
3 stops
Multiple Airlines Logo
8:00 pm - 8:27 pm
TMS
-
MIA
28h 27m
3 stops
$1,666Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
4:35 pm - 5:30 pm
MIA
-
TMS
19h 55m
1 stop
Multiple Airlines Logo
1:10 pm - 3:50 pm
TMS
-
MIA
30h 40m
2 stops
$1,691Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
TAP AIR PORTUGAL Logo
5:35 pm - 6:05 pm
MIA
-
TMS
20h 30m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 2:30 pm
TMS
-
MIA
22h 50m
2 stops
$1,701TAP AIR PORTUGAL
Tue, Mar 24 - Fri, Apr 3
Multiple Airlines Logo
4:35 pm - 5:30 pm
MIA
-
TMS
19h 55m
1 stop
Multiple Airlines Logo
1:10 pm - 8:30 pm
TMS
-
MIA
35h 20m
3 stops
$1,759Multiple Airlines
Fri, Mar 6 - Fri, Mar 13
Multiple Airlines Logo
11:55 pm - 6:05 pm
IAD
-
TMS
38h 10m
3 stops
Multiple Airlines Logo
8:00 pm - 4:45 pm
TMS
-
IAD
48h 45m
3 stops
$1,798Multiple Airlines
Fri, Mar 20 - Fri, Mar 27
Ethiopian Air Logo
11:00 am - 5:40 pm
IAD
-
TMS
26h 40m
3 stops
Ethiopian Air Logo
7:00 am - 9:00 am
TMS
-
IAD
30h 00m
4 stops
$1,815Ethiopian Air
Fri, Mar 20 - Fri, Mar 27
Ethiopian Air Logo
9:40 pm - 5:40 pm
IAD
-
TMS
16h 00m
2 stops
Ethiopian Air Logo
7:00 am - 8:55 am
TMS
-
IAD
29h 55m
4 stops
$1,816Ethiopian Air
Wed, Apr 8 - Sun, Apr 12
Ethiopian Air Logo
10:55 am - 5:40 pm
IAD
-
TMS
26h 45m
3 stops
Ethiopian Air Logo
7:00 am - 8:55 am
TMS
-
IAD
29h 55m
4 stops
$1,900Ethiopian Air
Wed, Apr 8 - Sun, Apr 12

TAP AIR PORTUGAL flights from United States to São Tomé

Our best TAP AIR PORTUGAL deals on United States to São Tomé flight tickets
TAP AIR PORTUGAL
Mar 20
IAD11:30 pmWashington, D.C. Dulles Intl
38h 35m
2 stops
TMS6:05 pmSao Tome Is
Mar 27
TMS8:00 pmSao Tome Is
24h 15m
2 stops
IAD4:15 pmWashington, D.C. Dulles Intl
$1,306
TAP AIR PORTUGAL
Apr 8
IAD10:35 pmWashington, D.C. Dulles Intl
39h 05m
2 stops
TMS5:40 pmSao Tome Is
Apr 12
TMS7:40 pmSao Tome Is
28h 55m
2 stops
IAD8:35 pmWashington, D.C. Dulles Intl
$1,580
TAP AIR PORTUGAL
Mar 24
MIA5:35 pmMiami
20h 30m
2 stops
TMS6:05 pmSao Tome Is
Apr 3
TMS7:40 pmSao Tome Is
22h 50m
2 stops
MIA2:30 pmMiami
$1,701

Ethiopian Air flights from United States to São Tomé

Our best Ethiopian Air deals on United States to São Tomé flight tickets
Ethiopian Air
Mar 20
IAD11:00 amWashington, D.C. Dulles Intl
26h 40m
3 stops
TMS5:40 pmSao Tome Is
Mar 27
TMS7:00 amSao Tome Is
30h 00m
4 stops
IAD9:00 amWashington, D.C. Dulles Intl
$1,815
Ethiopian Air
Apr 8
IAD9:40 pmWashington, D.C. Dulles Intl
16h 00m
2 stops
TMS5:40 pmSao Tome Is
Apr 12
TMS7:00 amSao Tome Is
29h 55m
4 stops
IAD8:55 amWashington, D.C. Dulles Intl
$1,816
Ethiopian Air
Apr 8
IAD10:55 amWashington, D.C. Dulles Intl
26h 45m
3 stops
TMS5:40 pmSao Tome Is
Apr 12
TMS7:00 amSao Tome Is
29h 55m
4 stops
IAD8:55 amWashington, D.C. Dulles Intl
$1,900

momondo Fare Finder

 
Customize your flight search to find flights from United States to São Tomé 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 February 5, 2026.
Use the filters below to find and compare flights from the United States to São Tomé 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

Fri 3/20

11:30 pm-6:05 pm

2 stops38h 35m

Sao Tome Is

Fri 3/27

8:00 pm-4:15 pm

2 stops24h 15m

$1,306

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Wed 4/8

10:35 pm-5:40 pm

2 stops39h 05m

Sao Tome Is

Sun 4/12

7:40 pm-8:35 pm

2 stops28h 55m

$1,580

MiamiSão Tomé

MIA - TMS

MIATMS

Miami

Fri 3/6

6:45 pm-6:05 pm

3 stops42h 20m

Sao Tome Is

Fri 3/13

8:00 pm-8:27 pm

3 stops28h 27m

$1,666

MiamiSão Tomé

MIA - TMS

MIATMS

Miami

Fri 3/6

4:35 pm-5:30 pm

1 stop19h 55m

Sao Tome Is

Fri 3/13

1:10 pm-3:50 pm

2 stops30h 40m

$1,691

MiamiSão Tomé

MIA - TMS

MIATMS

Miami

Tue 3/24

5:35 pm-6:05 pm

2 stops20h 30m

Sao Tome Is

Fri 4/3

7:40 pm-2:30 pm

2 stops22h 50m

$1,701

MiamiSão Tomé

MIA - TMS

MIATMS

Miami

Fri 3/6

4:35 pm-5:30 pm

1 stop19h 55m

Sao Tome Is

Fri 3/13

1:10 pm-8:30 pm

3 stops35h 20m

$1,759

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 3/20

11:55 pm-6:05 pm

3 stops38h 10m

Sao Tome Is

Fri 3/27

8:00 pm-4:45 pm

3 stops48h 45m

$1,798

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 3/20

11:00 am-5:40 pm

3 stops26h 40m

Sao Tome Is

Fri 3/27

7:00 am-9:00 am

4 stops30h 00m

$1,815

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Wed 4/8

9:40 pm-5:40 pm

2 stops16h 00m

Sao Tome Is

Sun 4/12

7:00 am-8:55 am

4 stops29h 55m

$1,816

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Wed 4/8

10:55 am-5:40 pm

3 stops26h 45m

Sao Tome Is

Sun 4/12

7:00 am-8:55 am

4 stops29h 55m

$1,900

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from United States to São Tomé

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 flights?

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

Cheap United States to São Tomé flight deals and tips

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

Fastest flight time

35h 30m

Direct flights

None
The fastest flight from United States to São Tomé takes 35h 30m
There are no direct flights from United States to São Tomé. There are no popular flight routes from United States to São Tomé.
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  • When did momondo last update prices for flights from United States to Sao Tome Is Airport?

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

  • How old do you have to be to fly from United States 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 from United States to Sao Tome Is Airport.

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

    The travel and health documents you'll need for your trip to Sao Tome Is Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sao Tome Is Airport. It is always advisable to seek 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?

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 from United States to São Tomé for you.

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

Yes. All flights to São Tomé from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between United States and São Tomé by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of United States to São Tomé 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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