What is the cheapest airline that flies from Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King?

American Airlines is the most popular carrier operating from Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King

What airlines fly to Saint Thomas Island?

American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Saint Thomas Island from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Saint Thomas Island. Keep in mind that there are 4 different airlines that fly to Saint Thomas Island on a routine basis, so you have a few additional options to choose from.

What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

The travel and health documents required for your trip to Saint Thomas Island Cyril E King Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Thomas Island Cyril E King Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$93 Cheap Flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island in 2025/26

Q: What is the typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Saint Thomas Island?

Prices are currently low for flights on this route. Typical prices usually range from $357 to $988. The lowest price recently found on this route was $261.

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 2:00 pm

DCA

STT

5h 00m1 stop

2:00 pm - 9:45 pm

STT

DCA

8h 45m2 stops

$261JetBlue

Mon, Jan 5 - Fri, Jan 9

8:15 am - 3:05 pm

DCA

STT

5h 50m1 stop

5:15 pm - 9:46 pm

STT

DCA

5h 31m1 stop

$263JetBlue

Fri, Jan 30 - Sat, Feb 7

7:20 am - 2:05 pm

DCA

STT

6h 45m1 stop

1:15 pm - 9:59 pm

STT

DCA

8h 44m1 stop

$264JetBlue

Wed, Apr 1 - Wed, Apr 8

8:00 am - 2:35 pm

DCA

STT

5h 35m1 stop

2:30 pm - 9:59 pm

STT

DCA

7h 29m1 stop

$268JetBlue

Thu, Mar 5 - Tue, Mar 10

8:15 am - 3:05 pm

DCA

STT

5h 50m1 stop

2:00 pm - 9:45 pm

STT

DCA

8h 45m2 stops

$272JetBlue

Thu, Jan 29 - Sun, Feb 1

6:00 am - 3:04 pm

DCA

STT

8h 04m1 stop

3:10 pm - 10:33 pm

STT

DCA

8h 23m1 stop

$278Delta

Thu, Feb 19 - Thu, Feb 26

8:15 am - 3:05 pm

DCA

STT

5h 50m1 stop

5:15 pm - 9:46 pm

STT

DCA

5h 31m1 stop

$279JetBlue

Thu, Feb 5 - Mon, Feb 9

8:00 am - 4:20 pm

DCA

STT

7h 20m1 stop

2:00 pm - 9:51 pm

STT

DCA

8h 51m2 stops

$282JetBlue

Fri, Feb 6 - Tue, Feb 10

8:00 am - 2:00 pm

DCA

STT

5h 00m1 stop

2:00 pm - 9:45 pm

STT

DCA

8h 45m2 stops

$288JetBlue

Fri, Jan 2 - Thu, Jan 8

6:30 am - 4:18 pm

DCA

STT

8h 48m1 stop

3:05 pm - 10:52 pm

STT

DCA

8h 47m1 stop

$289United Airlines

Fri, Feb 20 - Thu, Feb 26

United Airlines flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Saint Thomas Island flight tickets

United Airlines

Dec 25

DCA6:30 amWashington, D.C. Reagan-National

8h 48m

1 stop

STT4:18 pmSaint Thomas Island Cyril E King

Dec 30

STT3:05 pmSaint Thomas Island Cyril E King

8h 34m

1 stop

DCA10:39 pmWashington, D.C. Reagan-National

$263

Find similar

United Airlines

Dec 21

DCA6:30 amWashington, D.C. Reagan-National

8h 48m

1 stop

STT4:18 pmSaint Thomas Island Cyril E King

Dec 24

STT3:05 pmSaint Thomas Island Cyril E King

9h 54m

1 stop

DCA11:59 pmWashington, D.C. Reagan-National

$279

Find similar

United Airlines

Jan 29

DCA7:30 amWashington, D.C. Reagan-National

7h 48m

1 stop

STT4:18 pmSaint Thomas Island Cyril E King

Feb 2

STT3:05 pmSaint Thomas Island Cyril E King

9h 54m

1 stop

DCA11:59 pmWashington, D.C. Reagan-National

$289

Find similar

American Airlines flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Saint Thomas Island flight tickets

American Airlines

Mar 11

DCA7:45 pmWashington, D.C. Reagan-National

15h 21m

1 stop

STT11:06 amSaint Thomas Island Cyril E King

Mar 15

STT5:37 pmSaint Thomas Island Cyril E King

7h 01m

1 stop

DCA12:38 amWashington, D.C. Reagan-National

$360

Find similar

American Airlines

Dec 20

DCA6:00 amWashington, D.C. Reagan-National

6h 21m

1 stop

STT1:21 pmSaint Thomas Island Cyril E King

Dec 25

STT4:25 pmSaint Thomas Island Cyril E King

8h 20m

1 stop

DCA11:45 pmWashington, D.C. Reagan-National

$369

Find similar

American Airlines

Jan 1

DCA8:30 amWashington, D.C. Reagan-National

8h 09m

1 stop

STT5:39 pmSaint Thomas Island Cyril E King

Jan 7

STT3:46 pmSaint Thomas Island Cyril E King

7h 17m

1 stop

DCA10:03 pmWashington, D.C. Reagan-National

$381

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Mon 1/5

8:00 am-2:00 pm

1 stop5h 00m

Saint Thomas Island Cyril E King

Fri 1/9

2:00 pm-9:45 pm

2 stops8h 45m

$261

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

Sat 2/7

5:15 pm-9:46 pm

1 stop5h 31m

$263

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

Wed 4/8

1:15 pm-9:59 pm

1 stop8h 44m

$264

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Thu 3/5

8:00 am-2:35 pm

1 stop5h 35m

Saint Thomas Island Cyril E King

Tue 3/10

2:30 pm-9:59 pm

1 stop7h 29m

$268

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

Sun 2/1

2:00 pm-9:45 pm

2 stops8h 45m

$272

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Thu 2/19

6:00 am-3:04 pm

1 stop8h 04m

Saint Thomas Island Cyril E King

Thu 2/26

3:10 pm-10:33 pm

1 stop8h 23m

$278

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

Fri 2/6

8:00 am-4:20 pm

1 stop7h 20m

Saint Thomas Island Cyril E King

Tue 2/10

2:00 pm-9:51 pm

2 stops8h 51m

$282

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Fri 1/2

8:00 am-2:00 pm

1 stop5h 00m

Saint Thomas Island Cyril E King

Thu 1/8

2:00 pm-9:45 pm

2 stops8h 45m

$288

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

Fri 2/20

6:30 am-4:18 pm

1 stop8h 48m

Saint Thomas Island Cyril E King

Thu 2/26

3:05 pm-10:52 pm

1 stop8h 47m

$289

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Saint Thomas Island?

What is the cheapest month to fly to Saint Thomas Island?

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $472.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from Washington, D.C. Reagan-National Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $618. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Saint Thomas Island for around $848.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the afternoon when flights can be purchased for as low as $348. Flights to Saint Thomas Island are more costly in the morning, with an average ticket price of $689. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Saint Thomas Island?

You are more likely to see cheaper flights to Saint Thomas Island from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $579 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from Washington, D.C. Reagan-National Airport for as low as $400 on momondo.

How have Washington, D.C. Reagan-National Airport to Saint Thomas Island flight prices changed over time?

When to book flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Saint Thomas Island (DCA to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Fastest flight time	5h 00m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to Saint Thomas Island takes 5h 00m

There are no direct flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Saint Thomas Island.

Search flight deals

How far is Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King by plane?
The straight-line distance from Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King is 1591.4 mi. Flights usually cover this in 5h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport?
As of December 2025, there are 4 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport.
What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?
The travel and health documents required for your trip to Saint Thomas Island Cyril E King Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Thomas Island Cyril E King Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. Reagan-National Airport to Saint Thomas Island?
Based on momondo bookings for flights between Washington, D.C. Reagan-National Airport and Saint Thomas Island, the leading airline is American Airlines, making up 50% of the total bookings. Other popular airlines include JetBlue with 25%, Delta with 18%, and United Airlines with 8%.

Best airlines flying from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Saint Thomas Island with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $199	Free Cancellation	Rating 7.2 11,055 reviews	Search American Airlines flights
Delta	PriceFrom $276	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
JetBlue	PriceFrom $294	Free Cancellation	Rating 7.2 2,897 reviews	Search JetBlue flights
United Airlines	PriceFrom $458	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights

St. John

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Saint Thomas Island?

It is quick and easy to find Washington, D.C. to Saint Thomas Island flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Thomas Island that suits you.

Can I find flights from Washington, D.C. to Saint Thomas Island with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Saint Thomas Island from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Saint Thomas Island?

Once you have performed a search for Washington, D.C. to Saint Thomas Island flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Saint Thomas Island right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Saint Thomas Island from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Saint Thomas Island trip

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Cheap flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island from $93

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

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United Airlines flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Saint Thomas Island flight tickets

American Airlines flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Saint Thomas Island flight tickets

momondo Fare Finder

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

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Saint Thomas Island

What is the typical price of a round-trip flight between Washington, D.C. Reagan-National Airport and Saint Thomas Island?

What is the cheapest month to fly to Saint Thomas Island?

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $472.

What is the cheapest day to depart on your flight to Saint Thomas Island?

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

How far in advance should I book a flight to Saint Thomas Island?

How have Washington, D.C. Reagan-National Airport to Saint Thomas Island flight prices changed over time?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King?

American Airlines is the most popular carrier operating from Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King

What airlines fly to Saint Thomas Island?

When to book flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Cheap Washington, D.C. Reagan-National Airport to Saint Thomas Island (DCA to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Fastest flight time

Direct flights

How far is Washington, D.C. Reagan-National to Saint Thomas Island Cyril E King by plane?

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport?

How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport?

How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Saint Thomas Island Cyril E King Airport?

What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

What is the most popular airline from Washington, D.C. Reagan-National Airport to Saint Thomas Island?

Best airlines flying from Washington, D.C. Reagan-National Airport to Saint Thomas Island

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Saint Thomas Island with momondo

Traveling to a place near Saint Thomas Island?

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Saint Thomas Island?

Can I find flights from Washington, D.C. to Saint Thomas Island with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Saint Thomas Island?

I’m not ready to book a flight from Washington, D.C. to Saint Thomas Island right now. Can momondo alert me if prices change?

An easier way to manage your Saint Thomas Island trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the U.S. Virgin Islands

Airports servicing U.S. Virgin Islands