$199 Cheap Flights from Denver (DEN) to St. Thomas (STT)

View $199 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Cyril E. King Airport (STT)

Cheap Flights from Denver to St. Thomas (DEN-STT)

Prices were available within the past 7 days and start at $199 for one-way flights and $415 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Wed, Dec 31 - Sat, Jan 10
DEN
Denver
STT
St. Thomas
$415 Roundtrip, found 14 hours ago
$415
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Wed, Dec 31 from Denver to St. Thomas, returning Sat, Jan 10, priced at $415 found 14 hours ago
JetBlue Airways
Tue, Dec 30 - Sat, Jan 10
DEN
Denver
STT
St. Thomas
$426 Roundtrip, found 14 hours ago
$426
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Tue, Dec 30 from Denver to St. Thomas, returning Sat, Jan 10, priced at $426 found 14 hours ago
JetBlue Airways
Mon, Jan 26 - Sat, Feb 7
DEN
Denver
STT
St. Thomas
$429 Roundtrip, found 4 days ago
$429
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Mon, Jan 26 from Denver to St. Thomas, returning Sat, Feb 7, priced at $429 found 4 days ago
JetBlue Airways
Mon, Feb 2 - Sat, Feb 7
DEN
Denver
STT
St. Thomas
$435 Roundtrip, found 1 day ago
$435
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Mon, Feb 2 from Denver to St. Thomas, returning Sat, Feb 7, priced at $435 found 1 day ago
JetBlue Airways
Thu, Jan 8 - Sat, Jan 17
DEN
Denver
STT
St. Thomas
$438 Roundtrip, found 9 hours ago
$438
Roundtrip
found 9 hours ago
Select JetBlue Airways flight, departing Thu, Jan 8 from Denver to St. Thomas, returning Sat, Jan 17, priced at $438 found 9 hours ago
JetBlue Airways
Tue, Jan 27 - Thu, Jan 29
DEN
Denver
STT
St. Thomas
$441 Roundtrip, found 4 days ago
$441
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Tue, Jan 27 from Denver to St. Thomas, returning Thu, Jan 29, priced at $441 found 4 days ago
American Airlines
Wed, Feb 4 - Sun, Feb 8
DEN
Denver
STT
St. Thomas
$599 Roundtrip, just found
$599
Roundtrip
just found
Select American Airlines flight, departing Wed, Feb 4 from Denver to St. Thomas, returning Sun, Feb 8, priced at $599 just found
United
Wed, Dec 10 - Thu, Dec 18
DEN
Denver
STT
St. Thomas
$606 Roundtrip, found 21 hours ago
$606
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Dec 10 from Denver to St. Thomas, returning Thu, Dec 18, priced at $606 found 21 hours ago
Delta
Wed, Apr 22 - Wed, Apr 29
DEN
Denver
STT
St. Thomas
$609 Roundtrip, found 7 hours ago
$609
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Apr 22 from Denver to St. Thomas, returning Wed, Apr 29, priced at $609 found 7 hours ago
Southwest Airlines
Tue, Feb 17 - Tue, Feb 24
DEN
Denver
STT
St. Thomas
$739 Roundtrip, found 11 hours ago
$739
Roundtrip
found 11 hours ago
Select Southwest Airlines flight, departing Tue, Feb 17 from Denver to St. Thomas, returning Tue, Feb 24, priced at $739 found 11 hours ago

Find the cheapest month to fly from Denver (DEN) to St. Thomas (STT)

November is typically the cheapest month to fly

From $436 - $1,130 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 Cyril E. King STT. Cheapest option available. Flights from $914
STT
Cyril E. King
Cheapest
Flights from $914
Flights from Denver (DEN) to St. Thomas (STT)
Origin airport
Denver Intl.
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$414
Distance
2786 mi

Denver to St. Thomas Flights

The cheapest times to fly from Denver 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 Denver to St. Thomas are during the month of December. You can find some of the cheapest flights from Denver to St. Thomas with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Denver 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 Denver 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 Denver to St. Thomas in 2025. You can also book with separate airlines for your outbound and return journeys, from $199 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 Denver 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 Denver 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.

 

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Cyril E. King Airport (STT) cost?
Get a cheap one-way flight from $199 or cheap return flight from $415 from Denver Intl. Airport (DEN) to Cyril E. King Airport (STT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Denver Intl. Airport (DEN) to Cyril E. King Airport (STT)?
Traveling in December is a good way to save, as it's the cheapest month for flights between DEN and STT. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Denver Intl. Airport (DEN) to Cyril E. King Airport (STT)?
To find the cheapest airline that'll fly you from DEN to STT, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin 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 Denver Intl. Airport (DEN) to Cyril E. King Airport (STT)?
There are no daily nonstop flights departing from Denver Intl. Airport (DEN) to Cyril E. King Airport (STT). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from DEN to STT?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change 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 Denver Intl. Airport (DEN) to Cyril E. King Airport (STT)?
To avoid possible delays on the Denver Intl. Airport (DEN) to Cyril E. King Airport (STT) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Denver Intl. Airport (DEN) to Cyril E. King Airport (STT) last-minute?
Booking your plane ticket from DEN to STT right before your getaway is usually more expensive. However, if you're flexible with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a DEN to STT flight and hotel package?
Opting for a DEN to STT flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our extensive range of accommodations and then add activities, flights and car rentals 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 Denver Intl. Airport (DEN) to Cyril E. King Airport (STT)?
Generally, it's possible to reschedule or cancel your DEN to STT flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.