Saint Thomas Island

$93+ Cheap flights from Washington, D.C. (WAS) 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — STT
Jan 3 — Jan 101
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Find cheap flights from Washington, D.C. to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. to Saint Thomas Island Cyril E King are usually found in September or October, booked 37 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Washington, D.C. to Saint Thomas Island

Cheapest flights from Washington, D.C. to Saint Thomas Island
Explore the most affordable flight options available from Washington, D.C. to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/3. 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.
Fri 12/127:21 pmBWI - STT
1 stop15h 20mAmerican Airlines
Fri 12/196:36 pmSTT - BWI
1 stop15h 50mAmerican Airlines
Deal found 12/3$252
This Cheapflightsfares deal was found by Cheapflights users on 12/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:18 pmBWI - STT
1 stop16h 13mSpirit Airlines
Wed 1/73:23 pmSTT - BWI
1 stop9h 26mSpirit Airlines
Deal found 12/4$271
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/78:59 amIAD - STT
Nonstop3h 57mUnited Airlines
Wed 12/101:02 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/2$293
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Sat 12/68:59 amIAD - STT
Nonstop3h 57mUnited Airlines
Mon 12/81:02 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/2$309
This Priceline deal was found by Cheapflights users on 12/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:00 amDCA - STT
1 stop5h 20mJetBlue
Wed 4/292:45 pmSTT - DCA
1 stop7h 00mJetBlue
Deal found 12/2$315
This American Airlines deal was found by Cheapflights users on 12/2. 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.
Sun 12/217:05 pmDCA - STT
1 stop16h 35mAmerican Airlines
Tue 12/234:25 pmSTT - DCA
1 stop8h 20mAmerican Airlines
Deal found 12/2$320
This JetBlue deal was found by Cheapflights users on 12/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:00 amDCA - STT
1 stop5h 20mJetBlue
Wed 12/173:17 pmSTT - DCA
1 stop7h 20mJetBlue
Deal found 12/2$326
This American Airlines deal was found by Cheapflights users on 12/2. 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 12/108:23 amDCA - STT
1 stop7h 35mAmerican Airlines
Tue 12/306:36 pmSTT - DCA
1 stop15h 33mAmerican Airlines
Deal found 12/2$331
This United Airlines deal was found by Cheapflights users on 12/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:15 amIAD - STT
Nonstop3h 57mUnited Airlines
Tue 12/235:20 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/4$331
This United Airlines deal was found by Cheapflights users on 12/3. 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
Mon 12/221:02 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/3$333
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Fri 12/196:30 amIAD - STT
1 stop8h 48mUnited Airlines
Mon 12/225:20 pmSTT - IAD
Nonstop4h 23mUnited Airlines
Deal found 12/2$340
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/246:18 pmBWI - STT
1 stop16h 13mSpirit Airlines
Mon 12/2912:31 pmSTT - BWI
1 stop12h 15mSpirit Airlines
Deal found 12/3$341

Find flight deals from Washington, D.C. to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$199
(American Airlines)

One-way from

$93
(United Airlines)

Popular in

April

Cheapest in

September

Average price

$594

Good round-trip deal

$417 or less

Good one-way deal

$195 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Saint Thomas Island Cyril E King flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Saint Thomas Island Cyril E King flights.
From Washington, D.C. (WAS) to Saint Thomas Island Cyril E King
One-way flight from Washington, D.C. (WAS) to Saint Thomas Island Cyril E King
Highest demand for flights based on searches. 12% potential increase in price ($86 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Saint Thomas Island Cyril E King.
Price to beat on a one-way flight from Washington, D.C. (WAS) to Saint Thomas Island Cyril E King.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Saint Thomas Island that are best for you.

Fly from

Washington, D.C.

Fly to

Saint Thomas Island

Route

Depart

Return

Price

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Tue 2/24

8:20 am-4:22 pm

1 stop7h 02m

Saint Thomas Island Cyril E King

Wed 3/4

4:15 pm-12:37 am

1 stop9h 22m

$257

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Mon 5/4

6:05 am-3:43 pm

1 stop9h 38m

Saint Thomas Island Cyril E King

Wed 5/13

1:22 pm-10:34 pm

1 stop9h 12m

$289

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

Mon 5/4

6:30 am-3:43 pm

1 stop9h 13m

Saint Thomas Island Cyril E King

Wed 5/13

1:22 pm-10:36 pm

1 stop9h 14m

$289

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 1/24

9:26 am-4:37 pm

1 stop6h 11m

Saint Thomas Island Cyril E King

Thu 2/19

3:36 pm-11:17 pm

1 stop8h 41m

$293

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Tue 1/6

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Fri 1/9

4:00 pm-9:32 pm

1 stop6h 32m

$304

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Wed 1/7

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Fri 1/9

4:00 pm-9:32 pm

1 stop6h 32m

$304

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Fri 2/20

6:00 am-1:49 pm

1 stop6h 49m

Saint Thomas Island Cyril E King

Fri 2/27

4:15 pm-10:33 pm

1 stop7h 18m

$304

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Mon 1/19

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Sat 1/24

4:00 pm-9:36 pm

1 stop6h 36m

$315

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Fri 1/9

6:00 am-1:22 pm

1 stop6h 22m

Saint Thomas Island Cyril E King

Mon 1/12

4:25 pm-11:32 pm

1 stop8h 07m

$326

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Thu 1/29

8:15 am-3:05 pm

1 stop5h 50m

Saint Thomas Island Cyril E King

Mon 2/2

4:00 pm-9:32 pm

1 stop6h 32m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 60 results
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Compare providers for flights from Washington, D.C. to Saint Thomas Island

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Saint Thomas Island in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Saint Thomas Island flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Saint Thomas Island flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Saint Thomas Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Saint Thomas Island flights, Cheapflights users trust eDreams the most. eDreams 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 Washington, D.C.-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 Washington, D.C. to Saint Thomas Island

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Washington, D.C. 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 Washington, D.C. to Saint Thomas Island

How far ahead should I book a flight from Washington, D.C. to Saint Thomas Island?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Saint Thomas Island. Price data was last updated on November 28, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. to Saint Thomas Island, you should look to book at least 37 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. to Saint Thomas Island?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Saint Thomas Island (average of $153). Flying from Washington, D.C. 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 WAS to STT?

Find hourly flight availability from Washington, D.C. 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 4, 2025.

When flying from Washington, D.C. to Saint Thomas Island, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 44% versus a flight in the morning.

How much does it cost to fly round-trip from Washington, D.C. to Saint Thomas Island?

The best insider tips for Washington, D.C. to Saint Thomas Island flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Saint Thomas Island trip
Airports
IAD

Expect long security queues at IAD, especially in the afternoon. Plan extra time to navigate the airport's complex layout.

STT

At STT, rental car counters are conveniently located inside baggage claim, allowing you to secure transportation while waiting for your luggage.

Our travel experts
Mark Chesnut

Mark Chesnut

Expert on STT

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Saint Thomas Island

Get insights into the airlines that provide service to Saint Thomas Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Thomas Island. Reviews last updated December 4, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Saint Thomas Island, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Overall

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C.?

    Most people fly into Saint Thomas Island Cyril E King (STT) if they book a flight to Saint Thomas Island from Washington, D.C.. On average, Cyril E King has 0 inbound flights from Washington, D.C. per day from 5 airlines. Saint Thomas Island Cyril E King is conveniently located just 2.8 mi from Saint Thomas Island’s city center.

  • How long is the flight from Washington, D.C. to Saint Thomas Island?

    There are many flights that can get you from Washington, D.C. to Saint Thomas Island in 6h 11m. Fly via Delta, United Airlines, or Spirit Airlines to get the fastest option. The distance between Washington, D.C. and Saint Thomas Island is about 1600 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Washington, D.C. to Saint Thomas Island round-trip?

    Cheapflights users have booked flights from Washington, D.C. to Saint Thomas Island round-trip from $196. Other airlines that can offer you cheap pricing are Spirit Airlines, from $295, and JetBlue, from $315. You may be able to fly from Washington, D.C. to Saint Thomas Island for 67% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Washington, D.C. to Saint Thomas Island one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $172. Users have also found prices from $186 and $246 on United Airlines and American Airlines, respectively.

  • What are the most popular routes from Washington, D.C. to Saint Thomas Island?

  • What are the cheapest flights from Washington, D.C. to Saint Thomas Island?

    Looking at all options, your cheapest flight can be booked for $145. While the most popular route (Washington, D.C. Dulles Intl - Saint Thomas Island Cyril E King) can be booked for $195 on average, our data indicates $401 when flying from Washington, D.C. to Saint Thomas Island.

  • Can I find deals for flights from Washington, D.C. to Saint Thomas Island that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. 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 Washington, D.C. to Saint Thomas Island.

  • Can I find deals for business class flights from Washington, D.C. to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Saint Thomas Island?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Saint Thomas Island (average of $153). Flying from Washington, D.C. 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

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Alternative routes for Washington, D.C. to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Washington, D.C. to Saint Thomas Island

Discover the top 5 airlines that operate flights from Washington, D.C. 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$193Average$367FlexibilityNo cancel feeOn-time65%
DeltaCheapest$276Average$604FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$347Average$611FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$422Average$671FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$464Average$653FlexibilityNo cancel feeOn-time71%

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