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Cheap flights from Maryland to São Tomé from $1,957

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to São Tomé departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Maryland to São Tomé

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
5:25 pm - 5:30 pm
IAD
-
TMS
43h 05m
1 stop
TAP AIR PORTUGAL Logo
8:00 pm - 3:15 pm
TMS
-
IAD
24h 15m
2 stops
$1,957TAP AIR PORTUGAL
Thu, Dec 3 - Sun, Dec 6
TAP AIR PORTUGAL Logo
8:15 am - 6:15 pm
IAD
-
TMS
29h 00m
3 stops
TAP AIR PORTUGAL Logo
8:00 pm - 3:15 pm
TMS
-
IAD
24h 15m
2 stops
$1,963TAP AIR PORTUGAL
Thu, Dec 3 - Sun, Dec 6
TAP AIR PORTUGAL Logo
8:15 am - 5:30 pm
IAD
-
TMS
52h 15m
2 stops
TAP AIR PORTUGAL Logo
8:00 pm - 3:15 pm
TMS
-
IAD
24h 15m
2 stops
$1,983TAP AIR PORTUGAL
Thu, Dec 3 - Sun, Dec 6
TAP AIR PORTUGAL Logo
8:15 am - 6:15 pm
IAD
-
TMS
29h 00m
3 stops
TAP AIR PORTUGAL Logo
8:00 pm - 11:00 pm
TMS
-
IAD
32h 00m
3 stops
$2,289TAP AIR PORTUGAL
Thu, Dec 3 - Sun, Dec 6
TAP AIR PORTUGAL Logo
10:35 pm - 5:45 pm
IAD
-
TMS
39h 10m
2 stops
TAP AIR PORTUGAL Logo
7:55 am - 8:35 pm
TMS
-
IAD
16h 40m
1 stop
$2,613TAP AIR PORTUGAL
Wed, Aug 5 - Wed, Aug 12
Ethiopian Air Logo
10:00 am - 5:40 pm
IAD
-
TMS
26h 40m
3 stops
Ethiopian Air Logo
7:00 am - 8:00 am
TMS
-
IAD
30h 00m
4 stops
$2,635Ethiopian Air
Fri, Dec 25 - Sun, Jan 3
Multiple Airlines Logo
9:40 pm - 5:40 pm
IAD
-
TMS
40h 00m
3 stops
Multiple Airlines Logo
4:15 pm - 8:55 am
TMS
-
IAD
44h 40m
3 stops
$2,655Multiple Airlines
Mon, Jul 27 - Fri, Aug 7
Ethiopian Air Logo
10:00 am - 5:40 pm
IAD
-
TMS
26h 40m
2 stops
Ethiopian Air Logo
7:00 am - 8:00 am
TMS
-
IAD
30h 00m
4 stops
$2,663Ethiopian Air
Tue, Dec 29 - Sun, Jan 3
Multiple Airlines Logo
8:20 pm - 5:45 pm
IAD
-
TMS
65h 25m
3 stops
Multiple Airlines Logo
9:35 pm - 1:35 pm
TMS
-
IAD
44h 00m
2 stops
$2,742Multiple Airlines
Thu, Aug 13 - Sat, Aug 22
TAP AIR PORTUGAL Logo
10:35 pm - 5:45 pm
IAD
-
TMS
39h 10m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:10 pm
TMS
-
IAD
23h 30m
2 stops
$2,754TAP AIR PORTUGAL
Wed, Aug 5 - Wed, Aug 12

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TAP AIR PORTUGAL flights from Maryland to São Tomé

Our best TAP AIR PORTUGAL deals on Maryland to São Tomé flight tickets
TAP AIR PORTUGAL
Dec 3
IAD5:25 pmWashington, D.C. Dulles Intl
43h 05m
1 stop
TMS5:30 pmSao Tome Is
Dec 6
TMS8:00 pmSao Tome Is
24h 15m
2 stops
IAD3:15 pmWashington, D.C. Dulles Intl
$1,957
TAP AIR PORTUGAL
Dec 3
IAD8:15 amWashington, D.C. Dulles Intl
29h 00m
3 stops
TMS6:15 pmSao Tome Is
Dec 6
TMS8:00 pmSao Tome Is
24h 15m
2 stops
IAD3:15 pmWashington, D.C. Dulles Intl
$1,963
TAP AIR PORTUGAL
Dec 3
IAD8:15 amWashington, D.C. Dulles Intl
52h 15m
2 stops
TMS5:30 pmSao Tome Is
Dec 6
TMS8:00 pmSao Tome Is
24h 15m
2 stops
IAD3:15 pmWashington, D.C. Dulles Intl
$1,983

Ethiopian Air flights from Maryland to São Tomé

Our best Ethiopian Air deals on Maryland to São Tomé flight tickets
Ethiopian Air
Dec 25
IAD10:00 amWashington, D.C. Dulles Intl
26h 40m
3 stops
TMS5:40 pmSao Tome Is
Jan 3
TMS7:00 amSao Tome Is
30h 00m
4 stops
IAD8:00 amWashington, D.C. Dulles Intl
$2,635
Ethiopian Air
Dec 29
IAD10:00 amWashington, D.C. Dulles Intl
26h 40m
2 stops
TMS5:40 pmSao Tome Is
Jan 3
TMS7:00 amSao Tome Is
30h 00m
4 stops
IAD8:00 amWashington, D.C. Dulles Intl
$2,663
Ethiopian Air
Dec 25
IAD10:00 amWashington, D.C. Dulles Intl
26h 40m
3 stops
TMS5:40 pmSao Tome Is
Dec 31
TMS7:00 amSao Tome Is
30h 00m
4 stops
IAD8:00 amWashington, D.C. Dulles Intl
$2,766

momondo Fare Finder

 
Customize your flight search to find flights from Maryland to São Tomé 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 July 10, 2026.
Use the filters below to find and compare flights from Maryland to São Tomé 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

Thu 12/3

5:25 pm-5:30 pm

1 stop43h 05m

Sao Tome Is

Sun 12/6

8:00 pm-3:15 pm

2 stops24h 15m

$1,957
Quickest round-trip

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 12/3

8:15 am-6:15 pm

3 stops29h 00m

Sao Tome Is

Sun 12/6

8:00 pm-3:15 pm

2 stops24h 15m

$1,963

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 12/3

8:15 am-5:30 pm

2 stops52h 15m

Sao Tome Is

Sun 12/6

8:00 pm-3:15 pm

2 stops24h 15m

$1,983

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 12/3

8:15 am-6:15 pm

3 stops29h 00m

Sao Tome Is

Sun 12/6

8:00 pm-11:00 pm

3 stops32h 00m

$2,289

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Wed 8/5

10:35 pm-5:45 pm

2 stops39h 10m

Sao Tome Is

Wed 8/12

7:55 am-8:35 pm

1 stop16h 40m

$2,613

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Fri 12/25

10:00 am-5:40 pm

3 stops26h 40m

Sao Tome Is

Sun 1/3

7:00 am-8:00 am

4 stops30h 00m

$2,635

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Mon 7/27

9:40 pm-5:40 pm

3 stops40h 00m

Sao Tome Is

Fri 8/7

4:15 pm-8:55 am

3 stops44h 40m

$2,655

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Tue 12/29

10:00 am-5:40 pm

2 stops26h 40m

Sao Tome Is

Sun 1/3

7:00 am-8:00 am

4 stops30h 00m

$2,663

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 8/13

8:20 pm-5:45 pm

3 stops65h 25m

Sao Tome Is

Sat 8/22

9:35 pm-1:35 pm

2 stops44h 00m

$2,742

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Wed 8/5

10:35 pm-5:45 pm

2 stops39h 10m

Sao Tome Is

Wed 8/12

7:40 pm-3:10 pm

2 stops23h 30m

$2,754

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Maryland to São Tomé flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to São Tomé

Fastest flight time

19h 50m

Direct flights

None
The fastest flight from Maryland to São Tomé takes 19h 50m
There are no direct flights from Maryland to São Tomé. There are no popular flight routes from Maryland to São Tomé.
Search flight deals

Frequently asked questions about flying from Maryland to São Tomé

  • When did momondo last update prices for flights from Maryland to Sao Tome Is Airport?

    Prices for flights from Maryland to Sao Tome Is Airport are updated daily.

  • How old do you have to be to fly from Maryland to Sao Tome Is Airport?

    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 Maryland to Sao Tome Is Airport.

  • What documentation or ID do you need to fly to Sao Tome Is Airport?

    The travel and health documents required for your trip to Sao Tome Is Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sao Tome Is Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Maryland to São Tomé

  • How do I get Price Alerts for flights from Maryland to São Tomé?

    Search flight deals from Maryland to São Tomé. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Maryland to São Tomé with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to São Tomé?

It is quick and easy to find Maryland to São Tomé 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 that suits you.

Can I find flights from Maryland to São Tomé with flexible booking policies on momondo?

Yes. All flights to São Tomé from Maryland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Maryland to São Tomé?

Once you have performed a search for Maryland to São Tomé flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Maryland to São Tomé right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Maryland to São Tomé now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to São Tomé and let you know when they change.

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