HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Thomas Island

$530+ Cheap flights from Killeen (GRK) to Saint Thomas Island (STT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — STT
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Killeen to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Killeen to Saint Thomas Island

Cheapest flights from Killeen to Saint Thomas Island
Explore the most affordable flight options available from Killeen to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 6, 2026.

This American Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:33 pm
GRK
-
STT
2 stops20h 56m
American Airlines
Wed 3/115:25 pm
STT
-
GRK
2 stops17h 20m
American Airlines
Deal found 2/4$530

Find flight deals from Killeen to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Saint Thomas Island (STT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$530
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Saint Thomas Island Cyril E King flights.
Search Deals
From Killeen Fort Hood Regional to Saint Thomas Island Cyril E King
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Saint Thomas Island 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, Cheapflights users made 2,558,603 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from Killeen to Saint Thomas Island that are best for you.

Fly from

Killeen

Fly to

Saint Thomas Island

Route

Depart

Return

Price

KilleenSaint Thomas Island

GRK - STT

GRKSTT

Killeen Fort Hood Regional

Wed 3/4

6:33 pm-5:29 pm

2 stops20h 56m

Saint Thomas Island Cyril E King

Wed 3/11

5:25 pm-9:45 am

2 stops17h 20m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

  • Most accurate provider: When it comes to deals on Killeen-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-Saint Thomas Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-Saint Thomas Island flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Killeen-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Killeen to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Killeen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Killeen to Saint Thomas Island

What is the cheapest month to book a flight from Killeen to Saint Thomas Island?

Currently, May is the cheapest month in which you can book a flight from Killeen to Saint Thomas Island (average of $212). Flying from Killeen to Saint Thomas Island in October is currently the most expensive (average of $494). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Killeen to Saint Thomas Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Killeen to Saint Thomas Island?

    For as low as $530, American Airlines can have you in Saint Thomas Island from Killeen in 20h 56m. There are 2230 mi between Killeen and Saint Thomas Island.

  • Can I find deals for flights from Killeen to Saint Thomas Island that include hotel bookings?

    Yes. In addition to deals on Killeen to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to Saint Thomas Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Saint Thomas Island.

  • Can I find deals for business class flights from Killeen to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from Killeen to Saint Thomas Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Killeen to Saint Thomas Island?

    Currently, May is the cheapest month in which you can book a flight from Killeen to Saint Thomas Island (average of $212). Flying from Killeen to Saint Thomas Island in October is currently the most expensive (average of $494). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.