IAD - TMS

$1,025 Find Cheap Flights from Washington, D.C. to São Tomé - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,701
Typical prices: $1,968-$1,968
TAP AIR PORTUGAL
Sun 10/21Sun 10/28
IAD - TMS • 2 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.

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

Wed, Oct 21 - Wed, Oct 28
TAP AIR PORTUGAL Logo
10:35 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
39h 10m2 stops Lisbon Humberto Delgado Accra Kotoka
TAP AIR PORTUGAL Logo
8:00 pm - 4:15 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
24h 15m2 stops Accra Kotoka Lisbon Humberto Delgado
$1,701TAP AIR PORTUGAL
Wed, Oct 21 - Wed, Oct 28
TAP AIR PORTUGAL Logo
10:35 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
39h 10m2 stops Lisbon Humberto Delgado Accra Kotoka
TAP AIR PORTUGAL Logo
8:00 pm - 4:15 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
24h 15m2 stops Accra Kotoka Lisbon Humberto Delgado
$1,703TAP AIR PORTUGAL
Fri, Feb 12 - Wed, Feb 17
Multiple Airlines Logo
9:55 am - 5:30 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
26h 35m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado
Multiple Airlines Logo
8:00 pm - 8:23 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
29h 23m3 stops Accra Kotoka Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,731Multiple Airlines
Thu, Feb 11 - Wed, Feb 17
Multiple Airlines Logo
4:30 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
21h 25m3 stops Toronto Pearson Intl Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 8:23 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
29h 23m3 stops Accra Kotoka Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,735Multiple Airlines
Fri, Feb 12 - Wed, Feb 17
Multiple Airlines Logo
8:10 pm - 6:15 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
41h 05m3 stops Zurich Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 4:20 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
25h 20m3 stops Accra Kotoka Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,744Multiple Airlines
Mon, Oct 19 - Sat, Oct 24
Multiple Airlines Logo
10:25 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
39h 20m2 stops Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
9:35 pm - 4:40 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
23h 05m1 stop Lisbon Humberto Delgado
$1,824Multiple Airlines
Mon, Oct 19 - Sat, Oct 24
Multiple Airlines Logo
5:17 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
44h 28m3 stops Toronto Pearson Intl Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
9:35 pm - 6:00 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
48h 25m2 stops Lisbon Humberto Delgado Zurich
$1,840Multiple Airlines
Mon, Oct 19 - Sat, Oct 24
Multiple Airlines Logo
10:25 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
39h 20m2 stops Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
9:35 pm - 6:00 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
48h 25m2 stops Lisbon Humberto Delgado Zurich
$1,854Multiple Airlines
Wed, Oct 21 - Wed, Oct 28
Multiple Airlines Logo
8:20 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
41h 25m3 stops Zurich Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 4:40 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
24h 40m2 stops Accra Kotoka Lisbon Humberto Delgado
$1,862Multiple Airlines
Wed, Oct 21 - Wed, Oct 28
Multiple Airlines Logo
8:20 pm - 5:45 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
41h 25m3 stops Zurich Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 3:30 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
47h 30m3 stops Accra Kotoka Lisbon Humberto Delgado Zurich
$1,864Multiple Airlines
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.

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

Round-trip flights from Washington, D.C. Dulles Intl Airport to São Tomé typically range from $1,968 to $1,968. The lowest price found in the past 5 days was $1,701, on TAP AIR PORTUGAL.

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

Cheapest flight

$1,025
One-way 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

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

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • 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 $1,701 to $10,865. That means the highest observed fare was about 6x 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 4 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.

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

Get tips on when to book, when to fly and what to know before your trip.
  • 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

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

Complete your trip to São Tomé with a hotel stay or car rental

Hotels in São Tomé