When did momondo last update prices for flights from Washington, D.C. to São Tomé and Príncipe?

Prices for flights from Washington, D.C. to São Tomé and Príncipe are updated daily.

How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. 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.

$1,624 Cheap Flights from Washington, D.C. to São Tomé and Príncipe in 2025/26

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5:30 pm - 6:05 pmIAD-TMS

19h 35m2 stops

8:00 pm - 3:15 pmTMS-IAD

24h 15m2 stops

$1,710TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

8:45 am - 6:05 pmIAD-TMS

28h 20m3 stops

8:00 pm - 3:15 pmTMS-IAD

24h 15m2 stops

$1,898TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

8:45 am - 6:05 pmIAD-TMS

28h 20m3 stops

8:00 pm - 7:20 amTMS-IAD

40h 20m3 stops

$2,091TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

8:45 am - 6:05 pmIAD-TMS

28h 20m3 stops

8:00 pm - 7:20 amTMS-IAD

40h 20m3 stops

$2,092TAP AIR PORTUGAL

Find Deal

Sat, Dec 6 - Wed, Dec 10

TAP AIR PORTUGAL flights from Washington, D.C. to São Tomé and Príncipe

Our best TAP AIR PORTUGAL deals on Washington, D.C. to São Tomé and Príncipe flight tickets

TAP AIR PORTUGAL

Dec 6

IAD5:30 pmWashington, D.C. Dulles Intl

19h 35m

2 stops

TMS6:05 pmSao Tome Is

Dec 10

TMS8:00 pmSao Tome Is

24h 15m

2 stops

IAD3:15 pmWashington, D.C. Dulles Intl

$1,710

Find similar

TAP AIR PORTUGAL

Dec 6

IAD8:45 amWashington, D.C. Dulles Intl

28h 20m

3 stops

TMS6:05 pmSao Tome Is

Dec 10

TMS8:00 pmSao Tome Is

24h 15m

2 stops

IAD3:15 pmWashington, D.C. Dulles Intl

$1,898

Find similar

TAP AIR PORTUGAL

Dec 6

IAD8:45 amWashington, D.C. Dulles Intl

28h 20m

3 stops

TMS6:05 pmSao Tome Is

Dec 10

TMS8:00 pmSao Tome Is

40h 20m

3 stops

IAD7:20 amWashington, D.C. Dulles Intl

$2,091

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. 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 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

$1,710

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 12/6

8:45 am-6:05 pm

3 stops28h 20m

Sao Tome Is

Wed 12/10

8:00 pm-3:15 pm

2 stops24h 15m

$1,898

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 12/6

8:45 am-6:05 pm

3 stops28h 20m

Sao Tome Is

Wed 12/10

8:00 pm-7:20 am

3 stops40h 20m

$2,091

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Sat 12/6

8:45 am-6:05 pm

3 stops28h 20m

Sao Tome Is

Wed 12/10

8:00 pm-7:20 am

3 stops40h 20m

$2,092

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. 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 Washington, D.C. to São Tomé and Príncipe?

Flight times vary depending on what airport in Washington, D.C. you fly out of and what airport in São Tomé and Príncipe you fly into. For example, flying from Washington, D.C. to São Tomé takes 19h 35m on average. On the other hand, flying from Baltimore to São Tomé takes 27h 38m 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 Washington, D.C. to São Tomé and Príncipe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to São Tomé and Príncipe

Direct flights	None

There are no direct flights from Washington, D.C. to São Tomé and Príncipe. There are no popular flight routes from Washington, D.C. to São Tomé and Príncipe.

Search flight deals

When did momondo last update prices for flights from Washington, D.C. to São Tomé and Príncipe?
Prices for flights from Washington, D.C. to São Tomé and Príncipe are updated daily.
How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. 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.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to São Tomé and Príncipe?

It is quick and easy to find Washington, D.C. 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 Washington, D.C. to São Tomé and Príncipe with flexible booking policies on momondo?

All flight searches from Washington, D.C. to São Tomé and Príncipe on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to São Tomé and Príncipe?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to São Tomé and Príncipe from Washington, D.C..

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

Yes momondo offers price alerts on flights to São Tomé and Príncipe from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Washington, D.C. flight routes

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Cheap flights from Washington, D.C. to São Tomé and Príncipe from $1,710

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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TAP AIR PORTUGAL flights from Washington, D.C. to São Tomé and Príncipe

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How to get the cheapest flight ticket from Washington, D.C. 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 Washington, D.C. to São Tomé and Príncipe?

Cheap Washington, D.C. to São Tomé and Príncipe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to São Tomé and Príncipe

Direct flights

When did momondo last update prices for flights from Washington, D.C. to São Tomé and Príncipe?

How old do you have to be to fly from Washington, D.C. to São Tomé and Príncipe?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to São Tomé and Príncipe?

Can I find flights from Washington, D.C. to São Tomé and Príncipe with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to São Tomé and Príncipe?

I’m not ready to book a flight from Washington, D.C. 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