Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to São Tomé?

Flights from Washington, D.C. Dulles Intl Airport to São Tomé usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Sao Tome Is (TMS).

Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to São Tomé?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

What is the time difference between Washington, D.C. Dulles Intl Airport and São Tomé?

São Tomé is 5 hours ahead of Washington, D.C. Dulles Intl Airport (Greenwich Mean Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to São Tomé?

Ethiopian Air ($2,067) and TAP AIR PORTUGAL ($2,531) are the cheapest airlines to fly round-trip from Washington, D.C. Dulles Intl Airport to São Tomé according to KAYAK data over the last 5 days.

$2,067 CHEAP FLIGHTS from Washington, D.C. to São Tomé (IAD - TMS)

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Cheapest round-trip

$2,067

Typical prices: $1,968-$1,968

Ethiopian Air

Sat 12/1Sat 12/8

IAD - TMS • 3 stops

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Flight Deals

Cheap Flights from Washington, D.C. to São Tomé (IAD-TMS)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Washington, D.C. to São Tomé

Tue, Dec 1 - Tue, Dec 8

10:00 am - 5:30 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

26h 30m3 stops Addis Ababa Bole Lome Libreville

7:30 am - 8:00 amTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

29h 30m4 stops Libreville Lome Addis Ababa Bole Rome Fiumicino

$2,067Ethiopian Air

Tue, Dec 1 - Tue, Dec 8

10:00 am - 5:30 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

26h 30m2 stops Addis Ababa Bole Libreville

7:30 am - 8:00 amTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

29h 30m4 stops Libreville Lome Addis Ababa Bole Rome Fiumicino

$2,092Ethiopian Air

Tue, Dec 1 - Tue, Dec 8

10:00 am - 5:30 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

26h 30m2 stops Addis Ababa Bole Libreville

7:30 am - 8:00 amTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

29h 30m3 stops Libreville Addis Ababa Bole Rome Fiumicino

$2,202Multiple Airlines

Mon, Apr 12 - Fri, Apr 16

10:05 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

39h 40m2 stops Lisbon Humberto Delgado Accra Kotoka

7:40 pm - 8:05 pmTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

28h 25m2 stops Accra Kotoka Lisbon Humberto Delgado

$2,531TAP AIR PORTUGAL

Mon, Apr 12 - Fri, Apr 16

10:05 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

39h 40m2 stops Lisbon Humberto Delgado Accra Kotoka

7:40 pm - 8:05 pmTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

28h 25m2 stops Accra Kotoka Lisbon Humberto Delgado

$2,532TAP AIR PORTUGAL

Tue, Dec 1 - Tue, Dec 8

1:30 pm - 6:15 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

23h 45m2 stops Istanbul Accra Kotoka

7:30 am - 8:00 amTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

29h 30m2 stops Libreville Addis Ababa Bole

$2,837Multiple Airlines

Sat, Jan 2 - Sun, Jan 10

5:25 pm - 6:15 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

19h 50m2 stops Lisbon Humberto Delgado Accra Kotoka

8:00 pm - 7:05 pmTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

28h 05m2 stops Accra Kotoka Casablanca Mohamed V

$2,845Multiple Airlines

Mon, Apr 12 - Fri, Apr 16

5:20 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

44h 25m3 stops Newark Lisbon Humberto Delgado Accra Kotoka

7:40 pm - 8:05 pmTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

28h 25m2 stops Accra Kotoka Lisbon Humberto Delgado

$2,944TAP AIR PORTUGAL

Mon, Apr 12 - Fri, Apr 16

10:05 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

39h 40m2 stops Lisbon Humberto Delgado Accra Kotoka

7:40 pm - 7:19 amTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

39h 39m3 stops Accra Kotoka Lisbon Humberto Delgado Newark

$2,949TAP AIR PORTUGAL

Fri, Dec 18 - Fri, Dec 25

10:30 pm - 6:15 pmIAD Washington, D.C. Dulles Intl-TMS Sao Tome Is

38h 45m2 stops Lisbon Humberto Delgado Accra Kotoka

8:00 pm - 3:15 pmTMS Sao Tome Is-IAD Washington, D.C. Dulles Intl

24h 15m2 stops Accra Kotoka Lisbon Humberto Delgado

$3,176TAP AIR PORTUGAL

Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to São Tomé flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to São Tomé? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Washington, D.C. Dulles Intl Airport to São Tomé departing in december.

Find deals

Cheapest flight	$2,067

Round-trip flight from Washington, D.C. Dulles Intl Airport to São Tomé

When to book flights from Washington, D.C. to São Tomé

Are your dates flexible? Find out the best times to travel from Washington, D.C. to São Tomé based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to São Tomé?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Washington, D.C. Dulles Intl Airport to São Tomé changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $2,067 to $4,281. That means the highest observed fare was about 2x higher than the lowest one.
Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to São Tomé?
Flights from Washington, D.C. Dulles Intl Airport to São Tomé usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Sao Tome Is (TMS).
What is the time difference between Washington, D.C. Dulles Intl Airport and São Tomé?
São Tomé is 5 hours ahead of Washington, D.C. Dulles Intl Airport (Greenwich Mean Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

If you're arriving late at night and need somewhere to stay, check out these hotels close to Sao Tome Is Airport.

• Omali São Tomé
• Hotel O Bigodes

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IAD - TMS

$2,067 Find Cheap Flights from Washington, D.C. to São Tomé - Compare and Save

Everything you should know

Cheap Flights from Washington, D.C. to São Tomé (IAD-TMS)

Recent round-trip flight deals from Washington, D.C. to São Tomé

Recent one-way flight deals from Washington, D.C. to São Tomé

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to São Tomé flights

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to São Tomé?

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to São Tomé?

Key details for Washington, D.C. Dulles Intl Airport to São Tomé flights

Cheapest flight

When to book flights from Washington, D.C. to São Tomé

Your Washington, D.C. Dulles Intl Airport to São Tomé flight questions, answered

Your guide to booking Washington, D.C. Dulles Intl Airport to São Tomé flights

More options for your flight from Washington, D.C. to São Tomé

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