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Cheap flights from Washington, D.C. to Saint Thomas Island from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Saint Thomas Island departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Saint Thomas Island

Cheap round-trip flights

Spirit Airlines Logo
8:17 pm - 9:56 amBWI-STT
13h 39m1 stop
Spirit Airlines Logo
11:01 am - 11:32 pmSTT-BWI
12h 31m1 stop
$240Spirit Airlines
Find Deal
sáb., oct. 11 - mié., oct. 15
Spirit Airlines Logo
7:00 pm - 9:56 amBWI-STT
14h 56m1 stop
Spirit Airlines Logo
11:01 am - 11:32 pmSTT-BWI
12h 31m1 stop
$245Spirit Airlines
Find Deal
sáb., oct. 18 - vie., oct. 24
Multiple Airlines Logo
6:32 pm - 1:35 pmBWI-STT
19h 03m1 stop
Multiple Airlines Logo
2:40 pm - 8:34 amSTT-BWI
17h 54m1 stop
$283Multiple Airlines
Find Deal
sáb., oct. 25 - jue., oct. 30
Multiple Airlines Logo
9:29 am - 3:11 pmBWI-STT
28h 42m1 stop
Multiple Airlines Logo
4:06 pm - 9:54 amSTT-BWI
18h 48m1 stop
$284Multiple Airlines
Find Deal
lun., nov. 17 - vie., dic. 5
JetBlue Logo
8:00 am - 4:20 pmDCA-STT
7h 20m1 stop
JetBlue Logo
2:00 pm - 9:51 pmSTT-DCA
8h 51m2 stops
$346JetBlue
Find Deal
mié., ene. 28 - mié., feb. 4
JetBlue Logo
8:00 am - 2:20 pmDCA-STT
5h 20m1 stop
JetBlue Logo
3:17 pm - 9:48 pmSTT-DCA
7h 31m1 stop
$347JetBlue
Find Deal
dom., nov. 16 - jue., dic. 4
United Airlines Logo
8:59 am - 1:56 pmIAD-STT
3h 57mnonstop
United Airlines Logo
5:25 pm - 11:18 pmSTT-IAD
6h 53m1 stop
$465United Airlines
Find Deal
jue., ene. 29 - lun., feb. 2
American Airlines Logo
8:10 pm - 11:50 amIAD-STT
14h 40m1 stop
American Airlines Logo
4:25 pm - 8:41 amSTT-IAD
17h 16m1 stop
$469American Airlines
Find Deal
sáb., ene. 17 - mié., ene. 21
American Airlines Logo
8:25 pm - 12:00 pmIAD-STT
15h 35m1 stop
American Airlines Logo
4:35 pm - 11:07 pmSTT-IAD
7h 32m1 stop
$470American Airlines
Find Deal
lun., oct. 27 - lun., nov. 3
United Airlines Logo
8:59 am - 1:56 pmIAD-STT
3h 57mnonstop
United Airlines Logo
1:02 pm - 4:25 pmSTT-IAD
4h 23mnonstop
$485United Airlines
Find Deal
sáb., nov. 29 - mar., dic. 9

Spirit Airlines flights from Washington, D.C. to Saint Thomas Island

Our best Spirit Airlines deals on Washington, D.C. to Saint Thomas Island flight tickets
Spirit Airlines
Oct 11
BWI8:17 pmBaltimore/Washington
13h 39m
1 stop
STT9:56 amSaint Thomas Island Cyril E King
Oct 15
STT11:01 amSaint Thomas Island Cyril E King
12h 31m
1 stop
BWI11:32 pmBaltimore/Washington
$240
Find similar
Spirit Airlines
Oct 18
BWI7:00 pmBaltimore/Washington
14h 56m
1 stop
STT9:56 amSaint Thomas Island Cyril E King
Oct 24
STT11:01 amSaint Thomas Island Cyril E King
12h 31m
1 stop
BWI11:32 pmBaltimore/Washington
$245
Find similar
Spirit Airlines
Oct 11
BWI8:17 pmBaltimore/Washington
13h 39m
1 stop
STT9:56 amSaint Thomas Island Cyril E King
Oct 14
STT11:01 amSaint Thomas Island Cyril E King
24h 00m
1 stop
BWI11:01 amBaltimore/Washington
$250
Find similar

United Airlines flights from Washington, D.C. to Saint Thomas Island

Our best United Airlines deals on Washington, D.C. to Saint Thomas Island flight tickets
United Airlines
Jan 29
IAD8:59 amWashington, D.C. Dulles Intl
3h 57m
STT1:56 pmSaint Thomas Island Cyril E King
Feb 2
STT5:25 pmSaint Thomas Island Cyril E King
6h 53m
1 stop
IAD11:18 pmWashington, D.C. Dulles Intl
$465
Find similar
United Airlines
Nov 29
IAD8:59 amWashington, D.C. Dulles Intl
3h 57m
STT1:56 pmSaint Thomas Island Cyril E King
Dec 9
STT1:02 pmSaint Thomas Island Cyril E King
4h 23m
IAD4:25 pmWashington, D.C. Dulles Intl
$485
Find similar
United Airlines
Nov 8
DCA6:30 amWashington, D.C. Reagan-National
8h 48m
1 stop
STT4:18 pmSaint Thomas Island Cyril E King
Nov 13
STT2:15 pmSaint Thomas Island Cyril E King
7h 23m
1 stop
DCA8:38 pmWashington, D.C. Reagan-National
$494
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated septiembre 16, 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

Fly to

Route

Depart

Return

Price

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

sáb. 10/11

8:17 pm-9:56 am

1 stop13h 39m

Saint Thomas Island Cyril E King

mié. 10/15

11:01 am-11:32 pm

1 stop12h 31m

$240

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

sáb. 10/18

7:00 pm-9:56 am

1 stop14h 56m

Saint Thomas Island Cyril E King

vie. 10/24

11:01 am-11:32 pm

1 stop12h 31m

$245

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

sáb. 10/25

6:32 pm-1:35 pm

1 stop19h 03m

Saint Thomas Island Cyril E King

jue. 10/30

2:40 pm-8:34 am

1 stop17h 54m

$283

BaltimoreSaint Thomas Island

BWI - STT

BWISTT

Baltimore/Washington

lun. 11/17

9:29 am-3:11 pm

1 stop28h 42m

Saint Thomas Island Cyril E King

vie. 12/5

4:06 pm-9:54 am

1 stop18h 48m

$284

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

mié. 1/28

8:00 am-4:20 pm

1 stop7h 20m

Saint Thomas Island Cyril E King

mié. 2/4

2:00 pm-9:51 pm

2 stops8h 51m

$346

Washington, D.C.Saint Thomas Island

DCA - STT

DCASTT

Washington, D.C. Reagan-National

dom. 11/16

8:00 am-2:20 pm

1 stop5h 20m

Saint Thomas Island Cyril E King

jue. 12/4

3:17 pm-9:48 pm

1 stop7h 31m

$347

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

jue. 1/29

8:59 am-1:56 pm

Nonstop3h 57m

Saint Thomas Island Cyril E King

lun. 2/2

5:25 pm-11:18 pm

1 stop6h 53m

$465

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

sáb. 1/17

8:10 pm-11:50 am

1 stop14h 40m

Saint Thomas Island Cyril E King

mié. 1/21

4:25 pm-8:41 am

1 stop17h 16m

$469

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

lun. 10/27

8:25 pm-12:00 pm

1 stop15h 35m

Saint Thomas Island Cyril E King

lun. 11/3

4:35 pm-11:07 pm

1 stop7h 32m

$470

Washington, D.C.Saint Thomas Island

IAD - STT

IADSTT

Washington, D.C. Dulles Intl

sáb. 11/29

8:59 am-1:56 pm

Nonstop3h 57m

Saint Thomas Island Cyril E King

mar. 12/9

1:02 pm-4:25 pm

Nonstop4h 23m

$485

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Washington, D.C. 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

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

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

The month of October is another great option to travel to Saint Thomas Island, with average flight prices from Washington, D.C. averaging around $485.

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. is on a Thursday. momondo users have found tickets for Thursday departures for as low as $638. 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. to Saint Thomas Island for around $865.

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 $714. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington, D.C. to Saint Thomas Island Cyril E King flight route?

Fly from Washington, D.C. Dulles Intl to Saint Thomas Island Cyril E King for the best Washington, D.C. - Saint Thomas Island Cyril E King flight prices

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. when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $693 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. for as low as $589 on momondo.

What cabin class options are available on Washington, D.C. to Saint Thomas Island Cyril E King flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Saint Thomas Island Cyril E King flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 69% on your flight if you consider stops on a Washington, D.C. to Saint Thomas Island flight.

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

As of September 2025, prices for Washington, D.C. to Saint Thomas Island flights are approximately 85% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Saint Thomas Island (WAS to STT) flight deals and tips

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

Best Price Found

$313

Fastest flight time

3h 56m

Direct flights

Every day

Airports in Saint Thomas Island

1 airport
The best one-way flight to Saint Thomas Island from Washington, D.C. in the past 72 hours is $313. The best round-trip flight deal from Washington, D.C. to Saint Thomas Island found on momondo in the last 72 hours is $549.
The fastest flight from Washington, D.C. to Saint Thomas Island takes 3h 56m
Direct flights go from Washington, D.C. to Saint Thomas Island every day.
There is 1 airport near Saint Thomas Island: Saint Thomas Island Cyril E King (STT)
Search flight deals

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

    Washington, D.C. and Saint Thomas Island Cyril E King are 1594.5 mi apart from one another. By plane, this route typically takes 3h 57m.

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

    Prices for flights from Washington, D.C. to Saint Thomas Island Cyril E King Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. 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 you'll need for your trip to Saint Thomas Island Cyril E King Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Thomas Island Cyril E King Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to Saint Thomas Island?

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

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

Compare and see reviews for airlines that fly from Washington, D.C. to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $198Free CancellationRating
6.3
8,019 reviews
Search Spirit Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
7,957 reviews
Search Delta flights
JetBluePriceFrom $327Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
United AirlinesPriceFrom $458Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
American AirlinesPriceFrom $469Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Saint Thomas Island. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Washington, D.C. to Saint Thomas Island with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Saint Thomas Island from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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?

Price alerts on flights to Saint Thomas Island from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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