What is the cheapest day to fly from Washington, D.C. to Saint Thomas Island?

Travelers seeking maximum savings on their Washington, D.C. to Saint Thomas Island flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

The most popular flight routes from Washington, D.C. to Saint Thomas Island are Washington, D.C. Dulles Intl - Saint Thomas Island Cyril E King, Baltimore/Washington - Saint Thomas Island Cyril E King and Washington, D.C. Reagan-National - Saint Thomas Island Cyril E King.

What are the most popular airlines that fly from Washington, D.C. to Saint Thomas Island?

Before booking your flight from Washington, D.C. to Saint Thomas Island check out the most popular airlines for this route: American Airlines, Delta or Spirit Airlines.

What is the cheapest day to fly round-trip from Washington, D.C. to Saint Thomas Island?

Monday is generally a great day to depart. Flying on this day could help you save up to 35%.

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

Travelers have found it’s best to book a flight 38 days in advance to save up to 71% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 38 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. to Saint Thomas Island 1-2 weeks in advance for as low as $518, or $898 for flights within the next 24 hours.

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

October can be a great time to fly to Saint Thomas Island from Washington, D.C. with a flight ticket averaging about $610. Cheapflights users have found deals in the month of October for as cheap as $297. The most expensive prices can be found in the month of April.

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 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.

$114+ Cheap Flights from Washington, D.C. to Saint Thomas Island

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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.

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

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

Round-trip from	$254 (Mytrip)
One-way from	$114 (Kiwi.com)
Popular in	April
Cheapest in	October
Average price	$554
Good round-trip deal	$638 or less
Good one-way deal	$313 or less

From Washington, D.C. (WAS) to Saint Thomas Island Cyril E King

Search Deals

One-way flight from Washington, D.C. (WAS) to Saint Thomas Island Cyril E King

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($93 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Price to beat on a round-trip flight from Washington, D.C. (WAS) to Saint Thomas Island Cyril E King.

Search Deals

Price to beat on a one-way flight from Washington, D.C. (WAS) to Saint Thomas Island Cyril E King.

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Find 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 August 14, 2025.

Sat 9/136:10 amBWI - STT

2 stops27h 34mSpirit Airlines

Sat 9/2010:49 amSTT - BWI

1 stop12h 36mSpirit Airlines

Deal found 8/13

$254

Wed 9/107:49 pmBWI - STT

1 stop13h 55mSpirit Airlines

Sun 9/1410:49 amSTT - BWI

1 stop10h 22mSpirit Airlines

Deal found 8/14

$256

Fri 10/249:55 pmBWI - STT

1 stop15h 04mSpirit Airlines

Thu 10/3011:01 amSTT - BWI

1 stop12h 26mSpirit Airlines

Deal found 8/12

$257

Thu 11/65:10 amBWI - STT

1 stop6h 18mSpirit Airlines

Sun 11/91:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 8/12

$258

Fri 11/79:37 pmBWI - STT

1 stop16h 34mSpirit Airlines

Tue 11/111:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 8/12

$260

Wed 9/177:49 pmBWI - STT

1 stop13h 55mSpirit Airlines

Sun 9/2110:49 amSTT - BWI

1 stop10h 22mSpirit Airlines

Deal found 8/14

$261

Sun 9/77:49 pmBWI - STT

1 stop13h 55mSpirit Airlines

Sat 9/1310:49 amSTT - BWI

1 stop12h 36mSpirit Airlines

Deal found 8/13

$263

Wed 10/159:00 pmBWI - STT

1 stop15h 59mSpirit Airlines

Wed 10/2211:01 amSTT - BWI

1 stop12h 26mSpirit Airlines

Deal found 8/14

$264

Sat 10/258:30 pmBWI - STT

1 stop17h 05mSpirit Airlines

Tue 10/2811:01 amSTT - BWI

1 stop12h 26mSpirit Airlines

Deal found 8/14

$266

Tue 9/29:57 pmBWI - STT

1 stop15h 51mSpirit Airlines

Sun 9/710:49 amSTT - BWI

1 stop12h 36mSpirit Airlines

Deal found 8/13

$267

Wed 10/85:50 pmBWI - STT

1 stop16h 06mSpirit Airlines

Tue 10/1411:01 amSTT - BWI

1 stop12h 26mSpirit Airlines

Deal found 8/14

$268

Mon 9/19:33 pmIAD - STT

1 stop16h 15mMultiple Airlines

Fri 9/54:02 pmSTT - IAD

1 stop26h 22mMultiple Airlines

Deal found 8/14

$314

Best flights from Washington, D.C. to Saint Thomas Island
Discover carefully curated flight deals from Washington, D.C. to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Sat 9/136:10 amBWI - STT

2 stops27h 34mSpirit Airlines

Sat 9/2010:49 amSTT - BWI

1 stop12h 36mSpirit Airlines

Deal found 8/13

$254

Mon 9/19:33 pmIAD - STT

1 stop16h 15mMultiple Airlines

Fri 9/54:02 pmSTT - IAD

1 stop26h 22mMultiple Airlines

Deal found 8/14

$314

Wed 11/128:00 amDCA - STT

1 stop5h 20mJetBlue

Thu 12/43:17 pmSTT - DCA

1 stop7h 42mJetBlue

Deal found 8/12

$357

Wed 9/107:49 pmBWI - STT

1 stop13h 55mSpirit Airlines

Sun 9/1410:49 amSTT - BWI

1 stop10h 22mSpirit Airlines

Deal found 8/14

$256

Sat 11/89:37 pmBWI - STT

1 stop16h 34mSpirit Airlines

Sat 11/151:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 8/14

$257

Fri 10/249:55 pmBWI - STT

1 stop15h 04mSpirit Airlines

Thu 10/3011:01 amSTT - BWI

1 stop12h 26mSpirit Airlines

Deal found 8/12

$257

Sun 9/147:14 pmIAD - STT

1 stop19h 43mMultiple Airlines

Sun 9/2110:49 amSTT - IAD

2 stops31h 35mMultiple Airlines

Deal found 8/14

$327

Thu 11/65:10 amBWI - STT

1 stop6h 18mSpirit Airlines

Sun 11/91:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 8/12

$258

Mon 10/208:00 amDCA - STT

1 stop6h 35mJetBlue

Thu 10/233:30 pmSTT - DCA

1 stop6h 26mJetBlue

Deal found 8/14

$357

Fri 9/264:43 pmIAD - STT

2 stops17h 01mMultiple Airlines

Fri 10/34:02 pmSTT - IAD

1 stop26h 22mMultiple Airlines

Deal found 8/13

$328

Fri 11/79:37 pmBWI - STT

1 stop16h 34mSpirit Airlines

Tue 11/111:33 pmSTT - BWI

1 stop11h 21mSpirit Airlines

Deal found 8/12

$260

Sun 10/128:00 amDCA - STT

1 stop6h 35mJetBlue

Thu 10/163:30 pmSTT - DCA

1 stop6h 26mJetBlue

Deal found 8/14

$357

Last-minute flights from Washington, D.C. to Saint Thomas Island
Discover last-minute flight deals from Washington, D.C. to Saint Thomas Island. Data last updated August 14, 2025 and is based on user searches.

Tue 8/198:00 amDCA - STT

1 stop5h 28mJetBlue

Tue 8/262:23 pmSTT - DCA

1 stop7h 36mJetBlue

Deal found 8/13

$435

Tue 8/199:57 pmBWI - STT

1 stop15h 51mSpirit Airlines

Thu 8/212:43 pmSTT - BWI

1 stop6h 19mSpirit Airlines

Deal found 8/12

$446

Tue 8/195:40 pmIAD - STT

3 stops20h 08mMultiple Airlines

Fri 8/222:43 pmSTT - IAD

2 stops22h 21mMultiple Airlines

Deal found 8/14

$577

Wed 8/209:57 pmBWI - STT

1 stop15h 51mSpirit Airlines

Mon 8/2512:18 pmSTT - BWI

1 stop10h 50mSpirit Airlines

Deal found 8/13

$447

Wed 8/207:54 pmBWI - STT

1 stop15h 19mSpirit Airlines

Sat 8/232:43 pmSTT - BWI

1 stop6h 19mSpirit Airlines

Deal found 8/12

$466

Thu 8/216:07 pmBWI - STT

1 stop17h 06mSpirit Airlines

Mon 8/2512:18 pmSTT - BWI

1 stop10h 50mSpirit Airlines

Deal found 8/14

$434

Thu 8/216:07 pmBWI - STT

1 stop17h 06mSpirit Airlines

Sun 8/242:43 pmSTT - BWI

1 stop6h 19mSpirit Airlines

Deal found 8/12

$438

Thu 8/214:56 pmIAD - STT

2 stops20h 52mMultiple Airlines

Sun 8/2412:18 pmSTT - IAD

3 stops27h 05mMultiple Airlines

Deal found 8/12

$501

Thu 8/2111:32 amIAD - STT

1 stop5h 48mMultiple Airlines

Mon 8/254:24 pmSTT - IAD

2 stops29h 15mMultiple Airlines

Deal found 8/14

$602

Fri 8/229:57 pmBWI - STT

1 stop15h 51mSpirit Airlines

Mon 8/2512:18 pmSTT - BWI

1 stop10h 50mSpirit Airlines

Deal found 8/14

$449

Fri 8/228:50 amIAD - STT

2 stops26h 23mMultiple Airlines

Mon 8/254:24 pmSTT - IAD

3 stops23h 51mMultiple Airlines

Deal found 8/14

$599

Sat 8/237:54 pmBWI - STT

1 stop15h 19mSpirit Airlines

Tue 8/262:43 pmSTT - BWI

1 stop6h 19mSpirit Airlines

Deal found 8/12

$454

One-way flights from Washington, D.C. to Saint Thomas Island
Search for one-way flight options from Washington, D.C. to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Wed 9/107:49 pmBWI - STT

1 stop13h 55mSpirit Airlines

Deal found 8/14

$114

Sun 10/126:53 amBWI - STT

1 stop6h 06mSpirit Airlines

Deal found 8/13

$124

Wed 11/125:10 amBWI - STT

1 stop6h 18mSpirit Airlines

Deal found 8/12

$128

Sat 10/119:57 pmBWI - STT

1 stop14h 59mSpirit Airlines

Deal found 8/12

$129

Fri 10/109:55 pmBWI - STT

1 stop15h 04mSpirit Airlines

Deal found 8/14

$131

Mon 9/156:48 amBWI - STT

1 stop6h 45mDelta

Deal found 8/14

$133

Wed 10/155:50 pmBWI - STT

1 stop16h 06mSpirit Airlines

Deal found 8/14

$135

Mon 11/109:37 pmBWI - STT

1 stop16h 34mSpirit Airlines

Deal found 8/13

$136

Sun 11/99:37 pmBWI - STT

1 stop16h 34mSpirit Airlines

Deal found 8/13

$138

Sat 11/86:56 pmIAD - STT

1 stop19h 15mMultiple Airlines

Deal found 8/12

$139

Sat 9/138:16 pmBWI - STT

1 stop13h 28mSpirit Airlines

Deal found 8/14

$143

Sat 9/68:16 pmBWI - STT

1 stop13h 28mSpirit Airlines

Deal found 8/11

$144

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 9/13

6:10 am-9:44 am

2 stops27h 34m

Saint Thomas Island Cyril E King

Sat 9/20

10:49 am-11:25 pm

1 stop12h 36m

$254

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Wed 9/10

7:49 pm-9:44 am

1 stop13h 55m

Saint Thomas Island Cyril E King

Sun 9/14

10:49 am-9:11 pm

1 stop10h 22m

$256

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 11/8

9:37 pm-3:11 pm

1 stop16h 34m

Saint Thomas Island Cyril E King

Sat 11/15

1:33 pm-11:54 pm

1 stop11h 21m

$257

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Fri 10/24

9:55 pm-12:59 pm

1 stop15h 04m

Saint Thomas Island Cyril E King

Thu 10/30

11:01 am-11:27 pm

1 stop12h 26m

$257

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Thu 11/6

5:10 am-12:28 pm

1 stop6h 18m

Saint Thomas Island Cyril E King

Sun 11/9

1:33 pm-11:54 pm

1 stop11h 21m

$258

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Fri 11/7

9:37 pm-3:11 pm

1 stop16h 34m

Saint Thomas Island Cyril E King

Tue 11/11

1:33 pm-11:54 pm

1 stop11h 21m

$260

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sat 11/8

9:37 pm-3:11 pm

1 stop16h 34m

Saint Thomas Island Cyril E King

Tue 11/11

1:33 pm-11:54 pm

1 stop11h 21m

$260

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Wed 9/17

7:49 pm-9:44 am

1 stop13h 55m

Saint Thomas Island Cyril E King

Sun 9/21

10:49 am-9:11 pm

1 stop10h 22m

$261

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Mon 9/29

5:46 pm-9:44 am

1 stop15h 58m

Saint Thomas Island Cyril E King

Sat 10/4

10:49 am-11:25 pm

1 stop12h 36m

$263

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

Sun 9/7

7:49 pm-9:44 am

1 stop13h 55m

Saint Thomas Island Cyril E King

Sat 9/13

10:49 am-11:25 pm

1 stop12h 36m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 58 results

...

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

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

Expert on STT

Ramsey Qubein

Expert on IAD

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?

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, September is the cheapest month in which you can book a flight from Washington, D.C. to Saint Thomas Island (average of $433). Flying from Washington, D.C. to Saint Thomas Island in June is currently the most expensive (average of $648). 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?

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 in the afternoon, which can drop the price by up to 52% versus a flight in the morning.

Reviews of airlines servicing Saint Thomas Island

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.

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,916 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

JetBlue

7.2

Good

2,913 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,046 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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.
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 $260. Other airlines that can offer you cheap pricing are JetBlue, from $320, and Delta, from $427. You may be able to fly from Washington, D.C. to Saint Thomas Island for 57% less than the average price by searching for these airlines.
What are the most popular routes from Washington, D.C. to Saint Thomas Island?
The most popular flight routes from Washington, D.C. to Saint Thomas Island are Washington, D.C. Dulles Intl - Saint Thomas Island Cyril E King, Baltimore/Washington - Saint Thomas Island Cyril E King and Washington, D.C. Reagan-National - Saint Thomas Island Cyril E King.
What are the cheapest flights from Washington, D.C. to Saint Thomas Island?
Looking at all options, your cheapest flight can be booked for $313. While the most popular route (Washington, D.C. Dulles Intl - Saint Thomas Island Cyril E King) can be booked for $351 on average our data indicates $886 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, September is the cheapest month in which you can book a flight from Washington, D.C. to Saint Thomas Island (average of $433). Flying from Washington, D.C. to Saint Thomas Island in June is currently the most expensive (average of $648). 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

St. John

Browse thousands of different options on Cheapflights for your next trip

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

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$198	Average$404	FlexibilityNo cancel fee	On-time65%
JetBlue	Cheapest$320	Average$564	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$427	Average$639	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$456	Average$684	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$458	Average$689	FlexibilityNo cancel fee	On-time69%

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$114+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

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

Cheapest flights from Washington, D.C. to Saint Thomas IslandExplore 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 August 14, 2025.

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 August 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Saint Thomas Island that are best for you.

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

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Saint Thomas Island trip

Airports

IAD

STT

Our travel experts

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.

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 August 8, 2025.

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

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 August 14, 2025.

Reviews of airlines servicing Saint Thomas Island

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.

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.?

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

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?

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

How can I 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?

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

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

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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 August 14, 2025.