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

JetBlue and Delta are the most popular carriers operating from Saint Thomas Island Cyril E King to Washington, D.C. Reagan-National

What airlines fly to Washington, D.C. Reagan-National Airport?

JetBlue, American Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Saint Thomas Island according to our data. JetBlue is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

The number of operators available for flights from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport is 3 as of August 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$172 Cheap Flights from Saint Thomas Island to Washington, D.C. Reagan-National Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Saint Thomas Island to Washington, D.C.

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4:42 pm - 12:57 amSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

8h 15m1 stop Miami

6:23 pm - 11:00 amDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

16h 37m1 stop New York John F Kennedy Intl

$428American Airlines

Fri, Sep 4 - Mon, Sep 7

1:53 pm - 7:58 amSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

18h 05m2 stops San Juan Luis Munoz Marin Intl Boston Logan Intl

8:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

6h 55m1 stop San Juan Luis Munoz Marin Intl

$468JetBlue

Tue, Sep 1 - Sun, Sep 6

1:53 pm - 7:46 amSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

17h 53m2 stops San Juan Luis Munoz Marin Intl Boston Logan Intl

8:00 am - 2:01 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

6h 01m1 stop San Juan Luis Munoz Marin Intl

$468JetBlue

Tue, Sep 8 - Wed, Sep 16

3:00 pm - 9:58 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

6h 58m1 stop San Juan Luis Munoz Marin Intl

8:00 am - 2:01 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

6h 01m1 stop San Juan Luis Munoz Marin Intl

$483JetBlue

Thu, Sep 17 - Mon, Sep 21

11:49 am - 10:44 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

10h 55m2 stops New York John F Kennedy Intl Boston Logan Intl

6:23 pm - 11:00 amDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

16h 37m1 stop New York John F Kennedy Intl

$504American Airlines

Fri, Sep 4 - Mon, Sep 7

11:49 am - 11:33 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

11h 44m1 stop New York John F Kennedy Intl

6:16 am - 3:02 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

8h 46m1 stop Charlotte Douglas

$549American Airlines

Fri, Aug 28 - Sun, Aug 30

3:00 pm - 9:58 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

6h 58m1 stop San Juan Luis Munoz Marin Intl

8:00 am - 2:01 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

6h 01m1 stop San Juan Luis Munoz Marin Intl

$611Multiple Airlines

Tue, Sep 15 - Tue, Sep 22

5:40 pm - 9:59 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

28h 19m1 stop San Juan Luis Munoz Marin Intl

8:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

6h 55m1 stop San Juan Luis Munoz Marin Intl

$661Multiple Airlines

Mon, Aug 31 - Sun, Sep 6

2:49 pm - 9:45 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

6h 56m1 stop Atlanta Hartsfield-Jackson

8:00 am - 3:02 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

7h 02m1 stop Atlanta Hartsfield-Jackson

$753Delta

Mon, Aug 31 - Sat, Sep 5

2:49 pm - 10:44 pmSTT Saint Thomas Island Cyril E King-DCA Washington, D.C. Reagan-National

7h 55m1 stop Atlanta Hartsfield-Jackson

6:59 am - 1:42 pmDCA Washington, D.C. Reagan-National-STT Saint Thomas Island Cyril E King

6h 43m1 stop Atlanta Hartsfield-Jackson

$796Delta

Wed, Sep 2 - Fri, Sep 11

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

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

American Airlines

Sep 4

STT4:42 pmSaint Thomas Island Cyril E King

8h 15m

1 stop

DCA12:57 amWashington, D.C. Reagan-National

Sep 7

DCA6:23 pmWashington, D.C. Reagan-National

16h 37m

1 stop

STT11:00 amSaint Thomas Island Cyril E King

$428

American Airlines

Sep 4

STT11:49 amSaint Thomas Island Cyril E King

10h 55m

2 stops

DCA10:44 pmWashington, D.C. Reagan-National

Sep 7

DCA6:23 pmWashington, D.C. Reagan-National

16h 37m

1 stop

STT11:00 amSaint Thomas Island Cyril E King

$504

American Airlines

Aug 28

STT11:49 amSaint Thomas Island Cyril E King

10h 55m

2 stops

DCA10:44 pmWashington, D.C. Reagan-National

Aug 30

DCA8:27 amWashington, D.C. Reagan-National

7h 25m

1 stop

STT3:52 pmSaint Thomas Island Cyril E King

$549

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

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

JetBlue

Sep 1

STT1:53 pmSaint Thomas Island Cyril E King

18h 05m

2 stops

DCA7:58 amWashington, D.C. Reagan-National

Sep 6

DCA8:00 amWashington, D.C. Reagan-National

6h 55m

1 stop

STT2:55 pmSaint Thomas Island Cyril E King

$468

JetBlue

Sep 8

STT1:53 pmSaint Thomas Island Cyril E King

17h 53m

2 stops

DCA7:46 amWashington, D.C. Reagan-National

Sep 15

DCA8:00 amWashington, D.C. Reagan-National

6h 01m

1 stop

STT2:01 pmSaint Thomas Island Cyril E King

$483

JetBlue

Sep 15

STT3:00 pmSaint Thomas Island Cyril E King

30h 07m

2 stops

DCA9:07 pmWashington, D.C. Reagan-National

Sep 22

DCA8:00 amWashington, D.C. Reagan-National

6h 01m

1 stop

STT2:01 pmSaint Thomas Island Cyril E King

$486

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Fri 9/4

4:42 pm-12:57 am

1 stop8h 15m

Washington, D.C. Reagan-National

Mon 9/7

6:23 pm-11:00 am

1 stop16h 37m

$428

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Tue 9/1

1:53 pm-7:58 am

2 stops18h 05m

Washington, D.C. Reagan-National

Sun 9/6

8:00 am-2:55 pm

1 stop6h 55m

$468

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Tue 9/8

1:53 pm-7:46 am

2 stops17h 53m

Washington, D.C. Reagan-National

Wed 9/16

8:00 am-2:01 pm

1 stop6h 01m

$468

Quickest round-trip

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Thu 9/17

3:00 pm-9:58 pm

1 stop6h 58m

Washington, D.C. Reagan-National

Mon 9/21

8:00 am-2:01 pm

1 stop6h 01m

$483

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Fri 9/4

11:49 am-10:44 pm

2 stops10h 55m

Washington, D.C. Reagan-National

Mon 9/7

6:23 pm-11:00 am

1 stop16h 37m

$504

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Fri 8/28

11:49 am-11:33 pm

1 stop11h 44m

Washington, D.C. Reagan-National

Sun 8/30

6:16 am-3:02 pm

1 stop8h 46m

$549

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Tue 9/15

3:00 pm-9:58 pm

1 stop6h 58m

Washington, D.C. Reagan-National

Tue 9/22

8:00 am-2:01 pm

1 stop6h 01m

$611

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Mon 8/31

5:40 pm-9:59 pm

1 stop28h 19m

Washington, D.C. Reagan-National

Sun 9/6

8:00 am-2:55 pm

1 stop6h 55m

$661

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Mon 8/31

2:49 pm-9:45 pm

1 stop6h 56m

Washington, D.C. Reagan-National

Sat 9/5

8:00 am-3:02 pm

1 stop7h 02m

$753

Saint Thomas IslandWashington, D.C.

STT Saint Thomas Island Cyril E King - DCA Washington, D.C. Reagan-National

STTDCA

Saint Thomas Island Cyril E King

Wed 9/2

2:49 pm-10:44 pm

1 stop7h 55m

Washington, D.C. Reagan-National

Fri 9/11

6:59 am-1:42 pm

1 stop6h 43m

$796

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 Saint Thomas Island to Washington, D.C. Reagan-National Airport

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 cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of October is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Saint Thomas Island, with most prices found around $0. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $221.

Can stopping save me money on Saint Thomas Island to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 14% on your flight if you consider stops on a Saint Thomas Island to Washington, D.C. Reagan-National Airport flight.

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

As of August 2026, prices for Saint Thomas Island to Washington, D.C. Reagan-National Airport flights are approximately 22% cheaper when compared to flights at the same time last year.

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

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

Estimated round-trip price

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

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

Fastest flight time	7h 23m
Direct flights	None

The fastest flight from Saint Thomas Island to Washington, D.C. Reagan-National Airport takes 7h 23m

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

Search flight deals

Frequently asked questions about flying from Saint Thomas Island to Washington, D.C. Reagan-National Airport

How far is Saint Thomas Island Cyril E King to Washington, D.C. Reagan-National by plane?
A flight from Saint Thomas Island Cyril E King to Washington, D.C. Reagan-National will travel around 1591.4 mi. A reasonable flight in good conditions will take 7h 23m.
When did momondo last update prices for flights from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport?
The number of operators available for flights from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport is 3 as of August 2026.
How old do you have to be to fly from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Saint Thomas Island Cyril E King Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Saint Thomas Island to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for flights between Saint Thomas Island and Washington, D.C. Reagan-National Airport, the leading airline is JetBlue, making up 42% of the total bookings. Other popular airlines include American Airlines with 37% and Delta with 21%.

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

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $143	Free Cancellation	Rating 7.8 8,509 reviews	Search Delta flights
American Airlines	PriceFrom $189	Free Cancellation	Rating 7.1 11,939 reviews	Search American Airlines flights
JetBlue	PriceFrom $220	Free Cancellation	Rating 7.1 3,037 reviews	Search JetBlue flights

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

Finding the right flight to Washington, D.C. from Saint Thomas Island is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

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

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

Once all potential Saint Thomas Island to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Saint Thomas Island to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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

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

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

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

momondo Fare Finder

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

See travel insights to Washington, D.C. from

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

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

Can stopping save me money on Saint Thomas Island to Washington, D.C. Reagan-National Airport flights?

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

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

What airlines fly to Washington, D.C. Reagan-National Airport?

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

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Saint Thomas Island to Washington, D.C. Reagan-National Airport

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

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

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. Reagan-National Airport 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 Washington, D.C.

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