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 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.

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.

$1,213 Cheap Flights from District of Columbia to São Tomé and Príncipe in 2025/26

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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 pm - 6:05 pmIAD-TMS

19h 35m2 stops

10:25 pm - 10:00 pmTMS-IAD

27h 35m1 stop

$1,420TAP AIR PORTUGAL

Find Deal

Sat, Mar 7 - Sat, Mar 14

10:30 pm - 6:05 pmIAD-TMS

38h 35m2 stops

10:25 pm - 10:00 pmTMS-IAD

27h 35m1 stop

$1,427TAP AIR PORTUGAL

Find Deal

Fri, Mar 6 - Sat, Mar 14

9:00 am - 5:30 pmIAD-TMS

27h 30m2 stops

10:25 pm - 3:25 pmTMS-IAD

45h 00m2 stops

$1,715Multiple Airlines

Find Deal

Fri, Mar 6 - Sat, Mar 14

5:45 pm - 6:05 pmIAD-TMS

43h 20m3 stops

10:25 pm - 4:28 pmTMS-IAD

46h 03m2 stops

$1,739Multiple Airlines

Find Deal

Fri, Mar 6 - Sat, Mar 14

5:30 pm - 6:05 pmIAD-TMS

19h 35m2 stops

10:25 pm - 7:18 amTMS-IAD

36h 53m2 stops

$1,761TAP AIR PORTUGAL

Find Deal

Sat, Mar 7 - Sat, Mar 14

8:30 pm - 12:10 pmIAD-TMS

34h 40m3 stops

10:25 pm - 7:45 pmTMS-IAD

25h 20m3 stops

$1,841Multiple Airlines

Find Deal

Sat, Mar 7 - Sat, Mar 14

8:30 pm - 12:10 pmIAD-TMS

34h 40m3 stops

10:25 pm - 9:21 pmTMS-IAD

26h 56m2 stops

$1,873Multiple Airlines

Find Deal

Sat, Mar 7 - Sat, Mar 14

5:30 pm - 6:05 pmIAD-TMS

19h 35m2 stops

8:00 pm - 3:15 pmTMS-IAD

24h 15m2 stops

$1,953TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

5:30 pm - 6:05 pmIAD-TMS

19h 35m2 stops

8:00 pm - 3:15 pmTMS-IAD

24h 15m2 stops

$2,055TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

5:30 pm - 6:05 pmIAD-TMS

19h 35m2 stops

8:00 pm - 9:25 pmTMS-IAD

30h 25m3 stops

$2,147TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

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

Mar 7

IAD5:30 pmWashington, D.C. Dulles Intl

19h 35m

2 stops

TMS6:05 pmSao Tome Is

Mar 14

TMS10:25 pmSao Tome Is

27h 35m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,420

Find similar

TAP AIR PORTUGAL

Mar 6

IAD10:30 pmWashington, D.C. Dulles Intl

38h 35m

2 stops

TMS6:05 pmSao Tome Is

Mar 14

TMS10:25 pmSao Tome Is

27h 35m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$1,427

Find similar

TAP AIR PORTUGAL

Mar 7

IAD5:30 pmWashington, D.C. Dulles Intl

19h 35m

2 stops

TMS6:05 pmSao Tome Is

Mar 14

TMS10:25 pmSao Tome Is

36h 53m

2 stops

IAD7:18 amWashington, D.C. Dulles Intl

$1,761

Find similar

momondo Fare Finder

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

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 3/7

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Sat 3/14

10:25 pm-10:00 pm

1 stop27h 35m

$1,420

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 3/6

10:30 pm-6:05 pm

2 stops38h 35m

Sao Tome Is

Sat 3/14

10:25 pm-10:00 pm

1 stop27h 35m

$1,427

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 3/6

9:00 am-5:30 pm

2 stops27h 30m

Sao Tome Is

Sat 3/14

10:25 pm-3:25 pm

2 stops45h 00m

$1,715

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 3/6

5:45 pm-6:05 pm

3 stops43h 20m

Sao Tome Is

Sat 3/14

10:25 pm-4:28 pm

2 stops46h 03m

$1,739

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 3/7

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Sat 3/14

10:25 pm-7:18 am

2 stops36h 53m

$1,761

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 3/7

8:30 pm-12:10 pm

3 stops34h 40m

Sao Tome Is

Sat 3/14

10:25 pm-7:45 pm

3 stops25h 20m

$1,841

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 3/7

8:30 pm-12:10 pm

3 stops34h 40m

Sao Tome Is

Sat 3/14

10:25 pm-9:21 pm

2 stops26h 56m

$1,873

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 12/6

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Wed 12/10

8:00 pm-3:15 pm

2 stops24h 15m

$1,953

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 12/6

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Wed 12/10

8:00 pm-3:15 pm

2 stops24h 15m

$2,055

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 12/6

5:30 pm-6:05 pm

2 stops19h 35m

Sao Tome Is

Wed 12/10

8:00 pm-9:25 pm

3 stops30h 25m

$2,147

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

Direct flights	None

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.

Search flight deals

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.

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.

An easier way to manage your São Tomé and Príncipe trip

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Find better results for your trip to São Tomé and Príncipe

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Cheap flights from District of Columbia to São Tomé and Príncipe from $1,420

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from District of Columbia to São Tomé and Príncipe

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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

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to São Tomé and Príncipe that are best for you.

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

Direct flights

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

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

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

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

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

How does momondo find its flight prices?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your São Tomé and Príncipe trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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