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Saint Thomas Island

$133+ Cheap flights from Colorado to Saint Thomas Island (STT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — STT
Oct 18 — Oct 251
Sat 10/18
Sat 10/25
1 adult, Economy
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Cheap flight deals from Colorado to Saint Thomas Island

Keep the following information in mind while searching for Colorado to Saint Thomas Island flight deals. Data was last updated September 18, 2025.

Round-trip from

$359
(Kiwi.com)

One-way from

$133
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$619
From Colorado to Saint Thomas Island Cyril E King
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One-way flight from Colorado to Saint Thomas Island Cyril E King
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Highest demand for flights based on searches. 12% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Colorado to Saint Thomas Island

Cheapest flights from Colorado to Saint Thomas Island
Explore the most affordable flight options available from Colorado to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:16 amDEN - STT
1 stop11h 55mMultiple Airlines
Sat 11/151:33 pmSTT - DEN
2 stops20h 48mMultiple Airlines
Deal found 9/18$359
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:00 pmDEN - STT
2 stops34h 44mMultiple Airlines
Thu 10/92:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$373
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:00 amDEN - STT
2 stops24h 56mMultiple Airlines
Thu 10/162:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$374
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:01 pmDEN - STT
2 stops36h 55mMultiple Airlines
Thu 10/162:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$375
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/52:05 pmDEN - STT
2 stops41h 51mMultiple Airlines
Thu 10/92:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$392
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:00 pmDEN - STT
2 stops34h 44mMultiple Airlines
Thu 10/162:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$393
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/612:36 amDEN - STT
2 stops31h 20mMultiple Airlines
Sat 10/112:01 pmSTT - DEN
1 stop20h 14mMultiple Airlines
Deal found 9/15$398
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/412:04 amDEN - STT
1 stop10h 55mMultiple Airlines
Tue 10/711:01 amSTT - DEN
2 stops38h 15mMultiple Airlines
Deal found 9/16$403
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/52:05 pmDEN - STT
2 stops41h 51mMultiple Airlines
Thu 10/162:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$412
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/291:12 pmDEN - STT
2 stops18h 32mMultiple Airlines
Thu 10/92:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$414
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:00 amDEN - STT
2 stops25h 44mMultiple Airlines
Thu 10/92:04 pmSTT - DEN
1 stop11h 12mMultiple Airlines
Deal found 9/16$416
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 12/114:26 pmGJT - STT
2 stops20h 00mAmerican Airlines
Mon 12/154:16 pmSTT - GJT
2 stops20h 52mAmerican Airlines
Deal found 9/16$699

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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 September 18, 2025.
Use the filters below to find and compare flights from Colorado to Saint Thomas Island that are best for you.

Fly from

Colorado

Fly to

Saint Thomas Island

Route

Depart

Return

Price

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Sat 10/4

12:04 am-12:59 pm

1 stop10h 55m

Saint Thomas Island Cyril E King

Tue 10/7

11:01 am-11:16 pm

2 stops38h 15m

$403

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Sat 10/4

12:04 am-12:59 pm

1 stop10h 55m

Saint Thomas Island Cyril E King

Tue 10/14

11:01 am-11:16 pm

2 stops38h 15m

$424

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Wed 10/1

6:01 pm-9:44 am

2 stops37h 43m

Saint Thomas Island Cyril E King

Thu 10/16

2:04 pm-11:16 pm

1 stop11h 12m

$457

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Mon 11/10

9:05 am-3:11 pm

1 stop27h 06m

Saint Thomas Island Cyril E King

Sat 11/15

4:06 pm-8:15 am

1 stop19h 09m

$482

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Thu 12/4

11:59 pm-3:11 pm

1 stop12h 12m

Saint Thomas Island Cyril E King

Fri 12/12

4:06 pm-11:51 pm

2 stops34h 45m

$486

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Tue 10/28

11:59 pm-12:49 pm

1 stop10h 50m

Saint Thomas Island Cyril E King

Thu 11/13

4:17 pm-9:48 pm

1 stop8h 31m

$609

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Thu 12/4

11:59 pm-1:12 pm

1 stop10h 13m

Saint Thomas Island Cyril E King

Wed 12/10

2:15 pm-11:59 pm

1 stop12h 44m

$609

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Thu 12/4

11:59 pm-3:26 pm

2 stops12h 27m

Saint Thomas Island Cyril E King

Wed 12/10

6:17 pm-10:08 am

2 stops18h 51m

$609

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Tue 11/4

11:59 pm-4:57 pm

2 stops13h 58m

Saint Thomas Island Cyril E King

Sun 11/9

6:17 pm-10:26 am

2 stops19h 09m

$609

DenverSaint Thomas Island

DEN - STT

DENSTT

Denver Intl

Sat 11/1

12:30 am-3:25 pm

1 stop12h 55m

Saint Thomas Island Cyril E King

Fri 11/21

4:27 pm-11:20 pm

1 stop9h 53m

$629

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 44 results
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Best time to book a flight from Colorado to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Colorado 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 Colorado to Saint Thomas Island

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

Currently, September is the cheapest month in which you can book a flight from Colorado to Saint Thomas Island (average of $433). Flying from Colorado to Saint Thomas Island in June is currently the most expensive (average of $643). 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.

What is the cheapest time of day to fly from CO to STT?

Find hourly flight availability from Colorado to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 18, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Saint Thomas Island as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Colorado 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.

  • What airport do you fly into for flights to Saint Thomas Island from Colorado?

    Saint Thomas Island Cyril E King (STT) is the airport you will fly into if you book a flight from Colorado to Saint Thomas Island. It is only a 2.8 mi journey from Cyril E King (STT) to Saint Thomas Island’s city center.

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

    American Airlines and United Airlines can get you from Colorado to Saint Thomas Island in just under 20h 33m. Your travel time can differ by up to 1h 27m. The distance from Colorado to Saint Thomas Island is about 2964 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado to Saint Thomas Island?

    The most popular flight routes from Colorado to Saint Thomas Island are Denver Intl - Saint Thomas Island Cyril E King, Grand Junction Regnl - Saint Thomas Island Cyril E King and Colorado Springs - Saint Thomas Island Cyril E King.

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

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

  • How can I find direct flights from Colorado 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 Colorado to Saint Thomas Island.

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

    Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Saint Thomas Island?

    Currently, September is the cheapest month in which you can book a flight from Colorado to Saint Thomas Island (average of $433). Flying from Colorado to Saint Thomas Island in June is currently the most expensive (average of $643). 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

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Alternative routes for Colorado to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.
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Dulles Intl to Christiansted flights
Reagan-National to Christiansted flights
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O'Hare Intl to Christiansted flights
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Top 4 airlines flying from Colorado to Saint Thomas Island

Discover the top 4 airlines that operate flights from Colorado to Saint Thomas Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$121Average$220FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$607Average$711FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$609Average$743FlexibilityNo cancel feeOn-time69%
DeltaCheapest$609Average$868FlexibilityNo cancel feeOn-timeN/A

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