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Cheap flights from District of Columbia to São Tomé and Príncipe from $2,327

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to São Tomé and Príncipe departing on 6/27. 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 District of Columbia to São Tomé and Príncipe

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
5:05 pm - 5:45 pm
IAD
-
TMS
20h 40m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:10 pm
TMS
-
IAD
23h 30m
2 stops
$2,327TAP AIR PORTUGAL
Sat, Jun 27 - Fri, Jul 3
TAP AIR PORTUGAL Logo
5:05 pm - 5:45 pm
IAD
-
TMS
20h 40m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:10 pm
TMS
-
IAD
23h 30m
2 stops
$2,412TAP AIR PORTUGAL
Sat, Aug 15 - Sun, Aug 23
TAP AIR PORTUGAL Logo
5:05 pm - 5:45 pm
IAD
-
TMS
20h 40m
2 stops
TAP AIR PORTUGAL Logo
9:35 pm - 3:10 pm
TMS
-
IAD
21h 35m
1 stop
$2,427TAP AIR PORTUGAL
Sat, Jun 27 - Sat, Jul 4
Multiple Airlines Logo
5:35 pm - 5:45 pm
IAD
-
TMS
44h 10m
3 stops
Multiple Airlines Logo
7:40 pm - 1:30 pm
TMS
-
IAD
45h 50m
3 stops
$2,502Multiple Airlines
Fri, Jun 26 - Fri, Jul 3
TAP AIR PORTUGAL Logo
10:50 pm - 5:45 pm
IAD
-
TMS
38h 55m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:10 pm
TMS
-
IAD
23h 30m
2 stops
$2,507TAP AIR PORTUGAL
Fri, Jun 26 - Fri, Jul 3
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
$2,527TAP AIR PORTUGAL
Thu, Jun 25 - Fri, Jul 3
TAP AIR PORTUGAL Logo
5:45 pm - 5:45 pm
IAD
-
TMS
20h 00m
2 stops
TAP AIR PORTUGAL Logo
9:35 pm - 3:10 pm
TMS
-
IAD
21h 35m
1 stop
$2,628TAP AIR PORTUGAL
Thu, Jun 25 - Sat, Jul 4
TAP AIR PORTUGAL Logo
10:50 pm - 5:45 pm
IAD
-
TMS
38h 55m
2 stops
TAP AIR PORTUGAL Logo
9:35 pm - 3:10 pm
TMS
-
IAD
21h 35m
1 stop
$2,635TAP AIR PORTUGAL
Fri, Jun 26 - Sat, Jul 4
TAP AIR PORTUGAL Logo
8:29 am - 5:45 pm
IAD
-
TMS
29h 16m
3 stops
TAP AIR PORTUGAL Logo
7:40 pm - 8:35 pm
TMS
-
IAD
28h 55m
2 stops
$2,654TAP AIR PORTUGAL
Sat, Aug 15 - Sun, Aug 23
Multiple Airlines Logo
8:20 pm - 5:45 pm
IAD
-
TMS
41h 25m
3 stops
Multiple Airlines Logo
7:40 pm - 3:15 pm
TMS
-
IAD
23h 35m
2 stops
$2,655Multiple Airlines
Fri, Jun 26 - Fri, Jul 3

TAP AIR PORTUGAL flights from District of Columbia to São Tomé and Príncipe

Our best TAP AIR PORTUGAL deals on District of Columbia to São Tomé and Príncipe flight tickets
TAP AIR PORTUGAL
Jun 27
IAD5:05 pmWashington, D.C. Dulles Intl
20h 40m
2 stops
TMS5:45 pmSao Tome Is
Jul 3
TMS7:40 pmSao Tome Is
23h 30m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
$2,327
TAP AIR PORTUGAL
Aug 15
IAD5:05 pmWashington, D.C. Dulles Intl
20h 40m
2 stops
TMS5:45 pmSao Tome Is
Aug 23
TMS7:40 pmSao Tome Is
23h 30m
2 stops
IAD3:10 pmWashington, D.C. Dulles Intl
$2,412
TAP AIR PORTUGAL
Jun 27
IAD5:05 pmWashington, D.C. Dulles Intl
20h 40m
2 stops
TMS5:45 pmSao Tome Is
Jul 4
TMS9:35 pmSao Tome Is
21h 35m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
$2,427

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 April 11, 2026.
Use the filters below to find and compare flights from District of Columbia 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

Sat 6/27

5:05 pm-5:45 pm

2 stops20h 40m

Sao Tome Is

Fri 7/3

7:40 pm-3:10 pm

2 stops23h 30m

$2,327

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 8/15

5:05 pm-5:45 pm

2 stops20h 40m

Sao Tome Is

Sun 8/23

7:40 pm-3:10 pm

2 stops23h 30m

$2,412

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 6/27

5:05 pm-5:45 pm

2 stops20h 40m

Sao Tome Is

Sat 7/4

9:35 pm-3:10 pm

1 stop21h 35m

$2,427

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 6/26

5:35 pm-5:45 pm

3 stops44h 10m

Sao Tome Is

Fri 7/3

7:40 pm-1:30 pm

3 stops45h 50m

$2,502

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 6/26

10:50 pm-5:45 pm

2 stops38h 55m

Sao Tome Is

Fri 7/3

7:40 pm-3:10 pm

2 stops23h 30m

$2,507

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 6/25

5:45 pm-5:45 pm

2 stops20h 00m

Sao Tome Is

Fri 7/3

7:40 pm-3:10 pm

2 stops23h 30m

$2,527
Quickest round-trip

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 6/25

5:45 pm-5:45 pm

2 stops20h 00m

Sao Tome Is

Sat 7/4

9:35 pm-3:10 pm

1 stop21h 35m

$2,628

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 6/26

10:50 pm-5:45 pm

2 stops38h 55m

Sao Tome Is

Sat 7/4

9:35 pm-3:10 pm

1 stop21h 35m

$2,635

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 8/15

8:29 am-5:45 pm

3 stops29h 16m

Sao Tome Is

Sun 8/23

7:40 pm-8:35 pm

2 stops28h 55m

$2,654

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 6/26

8:20 pm-5:45 pm

3 stops41h 25m

Sao Tome Is

Fri 7/3

7:40 pm-3:15 pm

2 stops23h 35m

$2,655

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap District of Columbia to São Tomé and Príncipe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to São Tomé and Príncipe

Fastest flight time

38h 55m

Direct flights

None
The fastest flight from District of Columbia to São Tomé and Príncipe takes 38h 55m
There are no direct flights from District of Columbia to São Tomé and Príncipe. There are no popular flight routes from District of Columbia to São Tomé and Príncipe.
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Frequently asked questions about flying from District of Columbia to São Tomé and Príncipe

  • When did momondo last update prices for flights from District of Columbia to São Tomé and Príncipe?

    Prices for flights from District of Columbia to São Tomé and Príncipe are refreshed on a daily basis.

  • How old do you have to be to fly from District of Columbia to São Tomé and Príncipe?

    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 from District of Columbia to São Tomé and Príncipe.

  • What documentation or ID do you need to fly to São Tomé and Príncipe?

    The required travel and health documents for your São Tomé and Príncipe trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at São Tomé and Príncipe. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from District of Columbia to São Tomé and Príncipe

  • How do I get Price Alerts for flights from District of Columbia to São Tomé and Príncipe?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to District of Columbia from São Tomé and Príncipe. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from District of Columbia to São Tomé and Príncipe with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to São Tomé and Príncipe?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from District of Columbia to São Tomé and Príncipe. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from District of Columbia to São Tomé and Príncipe with flexible booking policies on momondo?

momondo does allow users to show only those flights to São Tomé and Príncipe from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to São Tomé and Príncipe?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to São Tomé and Príncipe.

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

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

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Find better results for your trip to São Tomé and Príncipe

Popular cities in São Tomé and Príncipe

Popular flights according to clicks in the last 7 days on momondo
Flights to São Toméfrom $2,281