$183 Cheap Flights from St. Thomas (STT) to Phoenix (PHX)

Popular airlines from Cyril E. King Airport (STT) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from St. Thomas to Phoenix (STT-PHX)

Prices were available within the past 7 days and start at $183 for one-way flights and $467 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Delta
American Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Silver Airways
Spirit Airlines
United
Flights from St. Thomas (STT) to Phoenix (PHX)
Origin airport
Cyril E. King
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$466
Distance
3074 mi

St. Thomas to Phoenix Flights

The cheapest times to fly from St. Thomas to Phoenix

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 St. Thomas to Phoenix are during the month of June. You can find some of the cheapest flights from St. Thomas to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Thomas to Phoenix

Sunday is one of the best days to book for cheap flights from St. Thomas to Phoenix: 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 St. Thomas to Phoenix

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 St. Thomas to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $183 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 St. Thomas to Phoenix 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 St. Thomas to Phoenix 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.

 

Frequently asked questions

Is it cheaper to buy a plane ticket from STT to PHX last minute?
When it’s time to book your flights, being prepared pays dividends. While you could find a deal on a Cyril E. King Airport (STT) to PHX flight at the last minute, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it’s between three and four months.
What airports do you fly into for Phoenix from St. Thomas?
Sky Harbor Intl. Airport (PHX), Scottsdale Airport (SCF) and Chandler Municipal Airport (CHD) are your options when traveling from St. Thomas to Phoenix. Around 4 mi east of central Phoenix, Sky Harbor Intl. Airport (PHX) is the city’s main gateway. Consider factors such as flight arrival and departure times and the distance to your hotel before choosing an airport. Chase Field and Footprint Center are two terrific attractions to put on your itinerary when you get to your destination.
Can I change the date of my flight from Cyril E. King Airport (STT) to Phoenix Sky Harbor Intl. Airport?
You can easily make changes to your Cyril E. King Airport (STT) to Sky Harbor Intl. Airport (PHX) journey by logging in to the Expedia Trips portal. But before you make any amendments, review the conditions and rules in your itinerary to learn what you can do and if change fees apply. Some airlines have a change fee per person, on top of any difference in ticket prices. But if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also browse our Customer Service portal for further details and to connect with our Virtual Agent.

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