$1,037 Cheap Flights from Phoenix (PHX) to São Tomé Island (TMS)

View $1,037 flight on Sat, Nov 15, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to São Tomé Island (TMS-São Tomé Intl.)

Cheap Flights from Phoenix to São Tomé Island (PHX-TMS)

Prices were available within the past 7 days and start at $1,037 for one-way flights and $1,741 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,741 Roundtrip, found 9 hours ago
$1,741
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,741 found 9 hours ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,751 Roundtrip, found 9 hours ago
$1,751
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,751 found 9 hours ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,840 Roundtrip, found 9 hours ago
$1,840
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,840 found 9 hours ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,851 Roundtrip, found 9 hours ago
$1,851
Roundtrip
found 9 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,851 found 9 hours ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,915 Roundtrip, found 6 days ago
$1,915
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,915 found 6 days ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,924 Roundtrip, found 11 hours ago
$1,924
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,924 found 11 hours ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$1,934 Roundtrip, found 11 hours ago
$1,934
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $1,934 found 11 hours ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$2,004 Roundtrip, found 6 days ago
$2,004
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $2,004 found 6 days ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$2,016 Roundtrip, found 6 days ago
$2,016
Roundtrip
found 6 days ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $2,016 found 6 days ago
United
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$2,023 Roundtrip, found 11 hours ago
$2,023
Roundtrip
found 11 hours ago
Select United flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $2,023 found 11 hours ago
Lufthansa
Sat, Nov 15 - Fri, Nov 28
PHX
Phoenix
TMS
São Tomé Island
$2,593 Roundtrip, found 5 days ago
$2,593
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Nov 15 from Phoenix to São Tomé Island, returning Fri, Nov 28, priced at $2,593 found 5 days ago

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS) cost?
Secure a cheap one-way flight from $1,037 or cheap return flight from $1,741 from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS)?
November is the most affordable month to fly from PHX to TMS. Avoiding peak travel times is often the key to landing a great deal.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from PHX to TMS. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS)?
You'll have to hop on a flight with a layover when traveling from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from PHX to TMS?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS)?
To arrive at Sao Tome Intl. Airport (TMS) without delays, book a flight that leaves from Sky Harbor Intl. Airport (PHX) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS) last-minute?
Last-minute fares from PHX to TMS are usually more expensive. For the lowest prices, start looking for flights early. That said, if you're flexible with your travel plans, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a PHX to TMS flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHX to TMS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of stays, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Sao Tome Intl. Airport (TMS)?
Typically, it's possible to cancel or reschedule your PHX to TMS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
São Tomé Intl.
Roundtrip price
$1,740
Distance
7836 mi

Book with confidence

Book with confidence

Phoenix to São Tomé Island Flights

The cheapest times to fly from Phoenix to São Tomé Island

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to São Tomé Island are during the month of November. You can find some of the cheapest flights from Phoenix to São Tomé Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to São Tomé Island

Sunday is one of the best days to book for cheap flights from Phoenix to São Tomé Island: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to São Tomé Island

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to São Tomé Island in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,037 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to São Tomé Island flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to São Tomé Island airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to São Tomé Island Flights
*Available to One Key members.