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Flights to Sao Tome Is

$870 Cheap flights to São Tomé

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to São Tomé departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from the United States to São Tomé

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:14 pm - 5:45 pm
IAD
-
TMS
63h 31m
3 stops
Multiple Airlines Logo
7:40 pm - 7:01 pm
TMS
-
IAD
27h 21m
3 stops
$2,087Multiple Airlines
Thu, Jul 9 - Sun, Jul 19
Ethiopian Air Logo
7:00 am - 5:40 pm
LAX
-
TMS
27h 40m
2 stops
Ethiopian Air Logo
7:00 am - 10:37 pm
TMS
-
LAX
46h 37m
2 stops
$2,108Ethiopian Air
Fri, May 29 - Sun, Jun 7
TAP AIR PORTUGAL Logo
10:35 pm - 5:25 pm
IAD
-
TMS
38h 50m
1 stop
TAP AIR PORTUGAL Logo
7:40 pm - 8:35 pm
TMS
-
IAD
28h 55m
2 stops
$2,134TAP AIR PORTUGAL
Thu, Jul 9 - Sun, Jul 19
Multiple Airlines Logo
5:30 pm - 5:45 pm
LAX
-
TMS
41h 15m
2 stops
Multiple Airlines Logo
7:40 pm - 4:20 pm
TMS
-
LAX
27h 40m
2 stops
$2,195Multiple Airlines
Fri, May 29 - Sun, Jun 7
Multiple Airlines Logo
10:20 pm - 5:25 pm
IAD
-
TMS
39h 05m
2 stops
Multiple Airlines Logo
7:40 pm - 7:01 pm
TMS
-
IAD
27h 21m
3 stops
$2,201Multiple Airlines
Thu, Jul 9 - Sun, Jul 19
Multiple Airlines Logo
11:05 am - 5:25 pm
LAX
-
TMS
23h 20m
2 stops
Multiple Airlines Logo
7:40 pm - 7:59 pm
TMS
-
LAX
31h 19m
3 stops
$2,210Multiple Airlines
Fri, May 29 - Sun, Jun 7
Multiple Airlines Logo
11:50 am - 5:45 pm
LAX
-
TMS
46h 55m
3 stops
Multiple Airlines Logo
7:40 pm - 9:29 pm
TMS
-
LAX
32h 49m
3 stops
$2,222Multiple Airlines
Fri, May 29 - Sun, Jun 7
Multiple Airlines Logo
7:00 am - 5:25 pm
LAX
-
TMS
27h 25m
2 stops
Multiple Airlines Logo
7:40 pm - 4:20 pm
TMS
-
LAX
27h 40m
3 stops
$2,223Multiple Airlines
Fri, May 29 - Sun, Jun 7
TAP AIR PORTUGAL Logo
5:45 pm - 5:45 pm
IAD
-
TMS
20h 00m
2 stops
TAP AIR PORTUGAL Logo
7:40 pm - 3:10 pm
TMS
-
IAD
23h 30m
2 stops
$2,242TAP AIR PORTUGAL
Thu, Jul 9 - Sun, Jul 19
Multiple Airlines Logo
7:00 am - 5:40 pm
LAX
-
TMS
27h 40m
3 stops
Multiple Airlines Logo
7:00 am - 10:37 pm
TMS
-
LAX
46h 37m
3 stops
$2,263Multiple Airlines
Fri, May 29 - Sun, Jun 7

momondo Fare Finder

 
Locate flights to Sao Tome Is that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 832,500 searches and data was last updated on March 14, 2026.
Use the filters below to find and compare flights to São Tomé that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

10:14 pm-5:45 pm

3 stops63h 31m

Sao Tome Is

Sun 7/19

7:40 pm-7:01 pm

3 stops27h 21m

$2,087

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

7:00 am-5:40 pm

2 stops27h 40m

Sao Tome Is

Sun 6/7

7:00 am-10:37 pm

2 stops46h 37m

$2,108

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

10:35 pm-5:25 pm

1 stop38h 50m

Sao Tome Is

Sun 7/19

7:40 pm-8:35 pm

2 stops28h 55m

$2,134

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

5:30 pm-5:45 pm

2 stops41h 15m

Sao Tome Is

Sun 6/7

7:40 pm-4:20 pm

2 stops27h 40m

$2,195

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

10:20 pm-5:25 pm

2 stops39h 05m

Sao Tome Is

Sun 7/19

7:40 pm-7:01 pm

3 stops27h 21m

$2,201

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

11:05 am-5:25 pm

2 stops23h 20m

Sao Tome Is

Sun 6/7

7:40 pm-7:59 pm

3 stops31h 19m

$2,210

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

11:50 am-5:45 pm

3 stops46h 55m

Sao Tome Is

Sun 6/7

7:40 pm-9:29 pm

3 stops32h 49m

$2,222

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

7:00 am-5:25 pm

2 stops27h 25m

Sao Tome Is

Sun 6/7

7:40 pm-4:20 pm

3 stops27h 40m

$2,223
Quickest round-trip

Washington, D.C.São Tomé

IAD - TMS

IADTMS

Washington, D.C. Dulles Intl

Thu 7/9

5:45 pm-5:45 pm

2 stops20h 00m

Sao Tome Is

Sun 7/19

7:40 pm-3:10 pm

2 stops23h 30m

$2,242

Los AngelesSão Tomé

LAX - TMS

LAXTMS

Los Angeles Los Angeles

Fri 5/29

7:00 am-5:40 pm

3 stops27h 40m

Sao Tome Is

Sun 6/7

7:00 am-10:37 pm

3 stops46h 37m

$2,263

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to São Tomé from

São Tomé flights insights and trends

Explore insights for your São Tomé flight to craft the best travel plan

How long does it take to fly to São Tomé?

Flight times vary depending on what airport in United States you fly out of and what airport in São Tomé you fly into. For example, flying from Los Angeles Los Angeles to Sao Tome Is takes 41h 15m on average. On the other hand, flying from San Francisco to Sao Tome Is takes 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 São Tomé flight deals and tips

Summary info about São Tomé flight prices, duration and airlines

Best One-Way Price

$870

Best Round-Trip Price

$2,087

Fastest flight time

38h 30m
The best one-way flight price to São Tomé from United States in the last 72 hours is $870 (Los Angeles Los Angeles to Sao Tome Is).
Search Deals
The best round-trip flight price to São Tomé from United States in the last 72 hours is $2,087 (Washington, D.C. Dulles Intl to Sao Tome Is).
Search Deals
The fastest flight to São Tomé from United States takes 38h 30m (Miami to Sao Tome Is).
Search Deals

Frequently asked questions about flying to São Tomé

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

Prices for flights to Sao Tome Is Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Sao Tome Is Airport?

There are 4 operators available for flights to Sao Tome Is Airport as of March 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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.

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

Yes. momondo enables you to select and highlight flights to São Tomé with this policy.

How can momondo help me find flights to São Tomé?

momondo provides multiple filters to help you find the best flight to São Tomé. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to São Tomé, momondo offers a useful price alert feature which will track prices for flights to São Tomé and alert you when they change.

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Find better results for your trip to São Tomé

Popular flights to São Tomé

Popular routes according to searches in the past day on momondo
Washington, D.C. to Sao Tome Is Flightsfrom $1,531
Miami to Sao Tome Is Flightsfrom $3,223
Los Angeles Los Angeles to Sao Tome Is Flightsfrom $2,413