HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Croix

$278+ Cheap flights from Dulles Intl (IAD) to Saint Croix

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — STX
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Saint Croix with Cheapflights

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.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Saint Croix

Cheapest flights from Dulles Intl to Saint Croix
Explore the most affordable flight options available from Dulles Intl to Saint Croix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Wed 3/253:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/19$496
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Tue 3/243:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/20$516
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:20 am
IAD
-
STX
1 stop6h 27m
American Airlines
Sat 5/304:37 pm
STX
-
IAD
1 stop7h 32m
American Airlines
Deal found 2/20$546
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Tue 3/313:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/18$556
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Wed 4/13:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/18$606
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Thu 3/123:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/17$616
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/276:01 am
IAD
-
STX
1 stop7h 17m
Delta
Tue 3/312:24 pm
STX
-
IAD
1 stop10h 03m
Delta
Deal found 2/18$651
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Tue 4/145:14 pm
STX
-
IAD
2 stops21h 33m
American Airlines
Deal found 2/20$653
This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Fri 3/64:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/17$656
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:00 am
IAD
-
STX
1 stop9h 48m
American Airlines
Tue 3/313:38 pm
STX
-
IAD
1 stop17h 10m
American Airlines
Deal found 2/18$666

Find flight deals from Dulles Intl to Saint Croix

Keep the following information in mind while searching for Dulles Intl to Saint Croix flight deals. Data was last updated February 21, 2026.

Round-trip from

$496
(American Airlines)

One-way from

$278
(American Airlines)
From Washington, D.C. Dulles Intl to Saint Croix
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Saint Croix
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Saint Croix 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, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Saint Croix that are best for you.

Fly from

Dulles Intl

Fly to

Saint Croix

Route

Depart

Return

Price

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Tue 3/17

5:00 am-4:27 pm

2 stops11h 27m

Christiansted Henry Rohlsen

Tue 3/24

3:38 pm-8:48 am

1 stop17h 10m

$609

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Wed 3/25

5:00 am-2:48 pm

1 stop9h 48m

Christiansted Henry Rohlsen

Wed 4/1

3:38 pm-8:48 am

1 stop17h 10m

$616

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Fri 3/6

5:00 am-3:48 pm

1 stop9h 48m

Christiansted Henry Rohlsen

Thu 3/12

3:38 pm-8:48 am

1 stop17h 10m

$616

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Tue 3/31

5:00 am-2:48 pm

1 stop9h 48m

Christiansted Henry Rohlsen

Tue 3/31

5:17 pm-1:32 pm

2 stops20h 15m

$718

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Fri 3/13

6:01 am-1:18 pm

1 stop7h 17m

Christiansted Henry Rohlsen

Tue 3/17

2:24 pm-12:27 am

1 stop10h 03m

$731

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Fri 3/13

6:01 am-1:18 pm

1 stop7h 17m

Christiansted Henry Rohlsen

Sun 3/15

2:24 pm-12:27 am

1 stop10h 03m

$756

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Thu 3/26

6:01 am-1:18 pm

1 stop7h 17m

Christiansted Henry Rohlsen

Sat 3/28

2:24 pm-11:20 pm

1 stop8h 56m

$756

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Sat 5/23

9:20 am-3:47 pm

1 stop6h 27m

Christiansted Henry Rohlsen

Sat 5/30

4:37 pm-12:09 am

1 stop7h 32m

$758

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Fri 3/27

6:01 am-1:18 pm

1 stop7h 17m

Christiansted Henry Rohlsen

Thu 4/2

2:24 pm-12:27 am

1 stop10h 03m

$781

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Fri 4/3

6:01 am-1:18 pm

1 stop7h 17m

Christiansted Henry Rohlsen

Tue 4/7

2:24 pm-12:27 am

1 stop10h 03m

$781

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 18 results
1
2

Best time to book a flight from Dulles Intl to Saint Croix

Have a flexible travel schedule? Discover the best time to fly to Saint Croix from Dulles Intl 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. Dulles Intl Airport to Saint Croix
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Saint Croix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Saint Croix?

    For as low as $609, American Airlines can have you in Saint Croix from Washington, D.C. Dulles Intl Airport in 11h 27m. The distance from Washington, D.C. Dulles Intl Airport to Saint Croix is about 1652 mi.

  • Can I find deals for flights from Dulles Intl to Saint Croix that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Saint Croix flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Saint Croix?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Saint Croix.

  • Can I find deals for business class flights from Dulles Intl to Saint Croix?

    Yes. Cheapflights offers flight deals from Dulles Intl to Saint Croix by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.