$254 Cheap Flights from Houston (HOU) to St. Thomas (STT)

View $254 flight on Mon, Apr 6, 2026Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Cyril E. King Airport (STT)

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Cheap Flights from Houston to St. Thomas (HOU-STT)

Prices were available within the past 7 days and start at $254 for one-way flights and $544 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Jan 21 - Thu, Jan 29
HOU
Houston
STT
St. Thomas
$544 Roundtrip, found 1 day ago
$544
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jan 21 from Houston to St. Thomas, returning Thu, Jan 29, priced at $544 found 1 day ago
Southwest Airlines
Sun, Mar 1 - Thu, Mar 5
HOU
Houston
STT
St. Thomas
$579 Roundtrip, found 4 days ago
$579
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sun, Mar 1 from Houston to St. Thomas, returning Thu, Mar 5, priced at $579 found 4 days ago

Find the cheapest month to fly from Houston (HOU) to St. Thomas (STT)

April is typically the cheapest month to fly

From $194 - $644 per traveler.

Alternative airports near St. Thomas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Terrance B. Lettsome Intl. EIS. Flights from $1,148
EIS
Terrance B. Lettsome Intl.
Flights from $1,148

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT) cost?
Grab a cheap one-way flight from $254 or cheap return flight from $544 from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT)?
January is the least expensive month to fly from HOU to STT. Planning your trip for the off-season is often the key to finding better deals on flights.
Which airlines fly direct from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT)?
While Houston, TX (HOU-William P. Hobby) doesn't have any direct flights to Cyril E. King Airport (STT), other airports have nonstop routes. Taking off from George Bush Intercontinental Airport (IAH) will get you to St. Thomas without any layovers.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT)?
To find the cheapest airline that'll fly you from HOU to STT, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT)?
There are no daily direct flights available from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from HOU to STT?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT)?
To touch down at Cyril E. King Airport (STT) on time, opt for a flight that leaves from William P. Hobby Airport (HOU) before 3 PM. The chance 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 William P. Hobby Airport (HOU) to Cyril E. King Airport (STT) last-minute?
Booking your flight from HOU to STT shortly before your journey is typically more expensive. However, if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a HOU to STT flight and hotel package?
Booking a HOU to STT flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our extensive range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Cyril E. King Airport (STT)?
Typically, you're able to cancel or reschedule your HOU to STT flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more details, visit our Customer Service portal.

Travel information

Travel information

Origin airport
William P. Hobby
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$544
Distance
2058 mi

Book with confidence

Book with confidence

Houston to St. Thomas Flights

The cheapest times to fly from Houston to St. Thomas

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

 

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

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

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 Houston to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $254 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 Houston to St. Thomas 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 Houston to St. Thomas 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.

 

Houston to St. Thomas Flights

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*Available to One Key members.