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

$93+ Cheap flights from District of Columbia 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — STT
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia 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 District of Columbia to Saint Thomas Island

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

This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amDCA - STT
1 stop8h 48mUnited Airlines
Tue 12/303:05 pmSTT - DCA
1 stop8h 34mUnited Airlines
Deal found 12/17$263
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:45 pmIAD - STT
Nonstop3h 57mUnited Airlines
Fri 12/263:05 pmSTT - IAD
1 stop10h 10mUnited Airlines
Deal found 12/16$275
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:30 amDCA - STT
1 stop8h 48mUnited Airlines
Wed 12/243:05 pmSTT - DCA
1 stop9h 54mUnited Airlines
Deal found 12/17$279
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:59 amDCA - STT
1 stop9h 59mAmerican Airlines
Mon 12/224:25 pmSTT - DCA
1 stop8h 20mAmerican Airlines
Deal found 12/15$290
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:15 amIAD - STT
Nonstop3h 57mUnited Airlines
Wed 12/241:02 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/16$291
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:30 amIAD - STT
1 stop8h 48mUnited Airlines
Tue 12/235:20 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/15$301
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/177:00 amDCA - STT
1 stop8h 58mAmerican Airlines
Sun 12/214:34 pmSTT - DCA
1 stop6h 41mAmerican Airlines
Deal found 12/16$306
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2212:45 pmIAD - STT
Nonstop3h 57mUnited Airlines
Tue 12/303:05 pmSTT - IAD
1 stop10h 10mUnited Airlines
Deal found 12/15$338
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:45 pmIAD - STT
Nonstop3h 57mUnited Airlines
Wed 12/315:20 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/17$341
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:30 amIAD - STT
1 stop8h 48mUnited Airlines
Tue 12/303:05 pmSTT - IAD
1 stop10h 10mUnited Airlines
Deal found 12/16$342
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:30 amDCA - STT
1 stop8h 48mUnited Airlines
Fri 12/263:05 pmSTT - DCA
1 stop8h 45mUnited Airlines
Deal found 12/16$350
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:45 pmIAD - STT
Nonstop3h 57mUnited Airlines
Tue 12/303:05 pmSTT - IAD
1 stop10h 10mUnited Airlines
Deal found 12/15$354

Find flight deals from District of Columbia to Saint Thomas Island

Keep the following information in mind while searching for District of Columbia to Saint Thomas Island flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$258
(United Airlines)

One-way from

$93
(American Airlines)

Popular in

April

Cheapest in

September

Average price

$567

Good round-trip deal

$425 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Saint Thomas Island Cyril E King flights.
Search Deals
From District of Columbia to Saint Thomas Island Cyril E King
Search Deals
One-way flight from District of Columbia to Saint Thomas Island Cyril E King
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from District of Columbia to Saint Thomas Island Cyril E King.
Search Deals
Price to beat on a one-way flight from District of Columbia to Saint Thomas Island Cyril E King.
Search Deals

Cheapflights Fare Finder

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

Fly from

District of Columbia

Fly to

Saint Thomas Island

Route

Depart

Return

Price

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Fri 1/30

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Fri 2/6

5:15 pm-9:46 pm

1 stop5h 31m

$263

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

Tue 3/3

8:59 am-1:56 pm

Nonstop3h 57m

Saint Thomas Island Cyril E King

Fri 3/6

3:35 pm-11:51 pm

1 stop9h 16m

$268

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Fri 2/27

8:00 am-2:35 pm

1 stop5h 35m

Saint Thomas Island Cyril E King

Tue 3/3

3:30 pm-9:59 pm

1 stop7h 29m

$268

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Thu 2/5

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Mon 2/9

5:15 pm-9:46 pm

1 stop5h 31m

$279

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Sat 1/24

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Sat 1/31

4:00 pm-9:36 pm

1 stop6h 36m

$279

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

Wed 2/25

8:59 am-1:56 pm

Nonstop3h 57m

Saint Thomas Island Cyril E King

Thu 2/26

1:02 pm-4:25 pm

Nonstop4h 23m

$280

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Thu 1/29

6:30 am-4:18 pm

1 stop8h 48m

Saint Thomas Island Cyril E King

Mon 2/2

3:05 pm-10:48 pm

1 stop8h 43m

$289

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Sun 3/8

6:30 am-3:18 pm

1 stop8h 48m

Saint Thomas Island Cyril E King

Thu 3/12

2:05 pm-11:59 pm

1 stop9h 54m

$289

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Mon 3/30

8:00 am-4:15 pm

1 stop8h 15m

Saint Thomas Island Cyril E King

Wed 4/8

1:15 pm-9:59 pm

1 stop8h 44m

$289

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Wed 4/1

7:20 am-2:05 pm

1 stop6h 45m

Saint Thomas Island Cyril E King

Thu 4/9

1:15 pm-9:59 pm

1 stop8h 44m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from District of Columbia to Saint Thomas Island

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

What is the cheapest month to book a flight from District of Columbia to Saint Thomas Island?

Currently, March is the cheapest month in which you can book a flight from District of Columbia to Saint Thomas Island (average of $153). Flying from District of Columbia to Saint Thomas Island in October is currently the most expensive (average of $309). 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 DC to STT?

Find hourly flight availability from District of Columbia 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 December 18, 2025.

It’s typically best to fly out from District of Columbia to Saint Thomas Island at noon. Doing so could potentially save you 45% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    Most people fly into Saint Thomas Island Cyril E King (STT) if they book a flight to Saint Thomas Island from District of Columbia. Cyril E King is conveniently located just 2.8 mi from Saint Thomas Island’s city center.

  • How long is the flight from District of Columbia to Saint Thomas Island?

    For as low as $268, JetBlue can have you in Saint Thomas Island from District of Columbia in 3h 57m. The distance from District of Columbia to Saint Thomas Island is about 1608 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from District of Columbia to Saint Thomas Island one-way?

    $118 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and JetBlue, with prices starting from $128 and $130, respectively.

  • What are the cheapest flights from District of Columbia to Saint Thomas Island?

    Looking for the cheapest flight from District of Columbia to Saint Thomas Island? While on average our users pay $774, our data indicates the cheapest price to be $145. The most popular route (Washington, D.C. Dulles Intl - Saint Thomas Island Cyril E King), is priced around $190.

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

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

  • How can I find direct flights from District of Columbia 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 District of Columbia to Saint Thomas Island.

  • Can I find deals for business class flights from District of Columbia to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Saint Thomas Island?

    Currently, March is the cheapest month in which you can book a flight from District of Columbia to Saint Thomas Island (average of $153). Flying from District of Columbia to Saint Thomas Island in October is currently the most expensive (average of $309). 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.

Alternative routes for District of Columbia to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Saint Thomas Island flights
John F Kennedy Intl to Saint Thomas Island flights
Boston to Saint Thomas Island flights
Dulles Intl to Saint Thomas Island flights
LaGuardia to Saint Thomas Island flights
O'Hare Intl to Saint Thomas Island flights
Atlanta to Saint Thomas Island flights
Reagan-National to Saint Thomas Island flights
Minneapolis to Saint Thomas Island flights
Baltimore to Saint Thomas Island flights
Philadelphia to Saint Thomas Island flights
Dallas/Fort Worth to Saint Thomas Island flights
John F Kennedy Intl to Christiansted flights
Fort Lauderdale to Saint Thomas Island flights
Orlando to Saint Thomas Island flights
Charlotte to Saint Thomas Island flights
Detroit to Saint Thomas Island flights
Newark to Christiansted flights
Hobby to Saint Thomas Island flights
Boston to Christiansted flights
Pittsburgh to Saint Thomas Island flights
Miami to Saint Thomas Island flights
Cleveland to Saint Thomas Island flights
Cincinnati to Saint Thomas Island flights
George Bush Intcntl to Saint Thomas Island flights
Seattle to Saint Thomas Island flights
Tampa to Saint Thomas Island flights
Dulles Intl to Christiansted flights
Raleigh to Saint Thomas Island flights
Midway to Saint Thomas Island flights
Indianapolis to Saint Thomas Island flights
Hartford to Saint Thomas Island flights
LaGuardia to Christiansted flights
St. Louis to Saint Thomas Island flights
Reagan-National to Christiansted flights
Denver to Saint Thomas Island flights
Atlanta to Christiansted flights
Omaha to Saint Thomas Island flights
Baltimore to Christiansted flights
Los Angeles to Saint Thomas Island flights
Greenville to Saint Thomas Island flights
O'Hare Intl to Christiansted flights
Richmond to Saint Thomas Island flights
Columbus to Saint Thomas Island flights
Kansas City to Saint Thomas Island flights
New Orleans to Saint Thomas Island flights
Austin to Saint Thomas Island flights
Dallas/Fort Worth to Christiansted flights
Grand Rapids to Saint Thomas Island flights
Syracuse to Saint Thomas Island flights

Top 5 airlines flying from District of Columbia to Saint Thomas Island

Discover the top 5 airlines that operate flights from District of Columbia 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$192Average$362FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$199Average$643FlexibilityNo cancel feeOn-time71%
DeltaCheapest$276Average$607FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$294Average$587FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$407Average$620FlexibilityNo cancel feeOn-time69%

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.