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Cheap flights from Saint Thomas Island to Washington, D.C. from $102

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint Thomas Island to Washington, D.C. departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:22 pm - 9:19 am
STT
-
DCA
16h 57m
1 stop
American Airlines Logo
5:00 am - 1:03 pm
DCA
-
STT
8h 03m
1 stop
$200American Airlines
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
2:05 pm - 10:52 pm
STT
-
DCA
8h 47m
1 stop
United Airlines Logo
7:30 am - 3:18 pm
DCA
-
STT
7h 48m
1 stop
$225United Airlines
Mon, Mar 9 - Mon, Mar 16
American Airlines Logo
6:25 pm - 9:09 am
STT
-
DCA
15h 44m
1 stop
American Airlines Logo
5:58 pm - 12:12 pm
DCA
-
STT
17h 14m
1 stop
$242American Airlines
Tue, Feb 17 - Sat, Feb 21
United Airlines Logo
3:05 pm - 11:59 pm
STT
-
DCA
9h 54m
1 stop
United Airlines Logo
6:30 am - 4:18 pm
DCA
-
STT
8h 48m
1 stop
$381United Airlines
Mon, Feb 16 - Mon, Feb 23
American Airlines Logo
6:25 pm - 9:09 am
STT
-
DCA
15h 44m
1 stop
American Airlines Logo
8:20 am - 5:29 pm
DCA
-
STT
8h 09m
1 stop
$387American Airlines
Mon, Feb 16 - Mon, Feb 23
American Airlines Logo
11:46 am - 9:01 pm
STT
-
DCA
9h 15m
2 stops
American Airlines Logo
5:59 am - 4:29 pm
DCA
-
STT
10h 30m
1 stop
$399American Airlines
Mon, Mar 9 - Mon, Mar 16
United Airlines Logo
3:05 pm - 11:59 pm
STT
-
DCA
9h 54m
1 stop
United Airlines Logo
3:30 pm - 1:30 pm
DCA
-
STT
22h 00m
2 stops
$440United Airlines
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
3:05 pm - 12:23 pm
STT
-
DCA
22h 18m
2 stops
United Airlines Logo
6:30 am - 4:18 pm
DCA
-
STT
8h 48m
1 stop
$482United Airlines
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
3:05 pm - 4:42 pm
STT
-
DCA
26h 37m
2 stops
United Airlines Logo
6:30 am - 4:18 pm
DCA
-
STT
8h 48m
1 stop
$518United Airlines
Mon, Feb 16 - Mon, Feb 23
American Airlines Logo
4:48 pm - 9:00 am
STT
-
DCA
16h 12m
1 stop
American Airlines Logo
6:58 pm - 10:57 am
DCA
-
STT
15h 59m
1 stop
$563American Airlines
Mon, Jul 20 - Mon, Jul 27

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
May 24
STT2:45 pmSaint Thomas Island Cyril E King
7h 00m
1 stop
DCA9:45 pmWashington, D.C. Reagan-National
May 31
DCA8:00 amWashington, D.C. Reagan-National
5h 48m
1 stop
STT1:48 pmSaint Thomas Island Cyril E King
$573
JetBlue
Feb 17
STT3:56 pmSaint Thomas Island Cyril E King
6h 26m
1 stop
DCA9:22 pmWashington, D.C. Reagan-National
Feb 21
DCA8:00 amWashington, D.C. Reagan-National
6h 01m
1 stop
STT3:01 pmSaint Thomas Island Cyril E King
$763

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

Our best Southwest deals on Saint Thomas Island to Washington, D.C. Reagan-National Airport flight tickets
Southwest
May 24
STT3:20 pmSaint Thomas Island Cyril E King
17h 35m
2 stops
DCA8:55 amWashington, D.C. Reagan-National
May 31
DCA6:05 amWashington, D.C. Reagan-National
7h 05m
1 stop
STT1:10 pmSaint Thomas Island Cyril E King
$619
Southwest
Mar 9
STT1:50 pmSaint Thomas Island Cyril E King
9h 05m
2 stops
DCA10:55 pmWashington, D.C. Reagan-National
Mar 16
DCA9:30 pmWashington, D.C. Reagan-National
16h 50m
2 stops
STT2:20 pmSaint Thomas Island Cyril E King
$654
Southwest
Feb 16
STT2:10 pmSaint Thomas Island Cyril E King
19h 45m
2 stops
DCA8:55 amWashington, D.C. Reagan-National
Feb 23
DCA9:00 pmWashington, D.C. Reagan-National
16h 55m
2 stops
STT2:55 pmSaint Thomas Island Cyril E King
$954

momondo Fare Finder

 
Customize your flight search to find flights from Saint Thomas Island to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
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

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Wed 3/4

5:22 pm-9:19 am

1 stop16h 57m

Washington, D.C. Reagan-National

Wed 3/11

5:00 am-1:03 pm

1 stop8h 03m

$200

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Mon 3/9

2:05 pm-10:52 pm

1 stop8h 47m

Washington, D.C. Reagan-National

Mon 3/16

7:30 am-3:18 pm

1 stop7h 48m

$225

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Tue 2/17

6:25 pm-9:09 am

1 stop15h 44m

Washington, D.C. Reagan-National

Sat 2/21

5:58 pm-12:12 pm

1 stop17h 14m

$242

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Mon 2/16

3:05 pm-11:59 pm

1 stop9h 54m

Washington, D.C. Reagan-National

Mon 2/23

6:30 am-4:18 pm

1 stop8h 48m

$381

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Mon 2/16

6:25 pm-9:09 am

1 stop15h 44m

Washington, D.C. Reagan-National

Mon 2/23

8:20 am-5:29 pm

1 stop8h 09m

$387

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Mon 3/9

11:46 am-9:01 pm

2 stops9h 15m

Washington, D.C. Reagan-National

Mon 3/16

5:59 am-4:29 pm

1 stop10h 30m

$399

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Wed 3/4

3:05 pm-11:59 pm

1 stop9h 54m

Washington, D.C. Reagan-National

Wed 3/11

3:30 pm-1:30 pm

2 stops22h 00m

$440

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Wed 2/18

3:05 pm-12:23 pm

2 stops22h 18m

Washington, D.C. Reagan-National

Sun 2/22

6:30 am-4:18 pm

1 stop8h 48m

$482

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Mon 2/16

3:05 pm-4:42 pm

2 stops26h 37m

Washington, D.C. Reagan-National

Mon 2/23

6:30 am-4:18 pm

1 stop8h 48m

$518

Saint Thomas IslandWashington, D.C.

STT - DCA

STTDCA

Saint Thomas Island Cyril E King

Mon 7/20

4:48 pm-9:00 am

1 stop16h 12m

Washington, D.C. Reagan-National

Mon 7/27

6:58 pm-10:57 am

1 stop15h 59m

$563

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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

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

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

You could potentially save up to 19% 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 February 2026, prices for Saint Thomas Island to Washington, D.C. Reagan-National Airport flights are approximately 17% more expensive 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 04m

Direct flights

None
The fastest flight from Saint Thomas Island to Washington, D.C. Reagan-National Airport takes 7h 04m
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

  • 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 04m.

  • 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?

  • 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?

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
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,222 reviews
Search American Airlines flights
JetBluePriceFrom $220Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Glen Burnie

Why use momondo?

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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