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Saint Croix

$347+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — STX
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, Economy
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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 July 20, 2026.

This Delta deal was found by Cheapflights users on 7/15. 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.
Sat 8/226:00 am
IAD
-
STX
1 stop8h 03m
Delta
Sat 8/293:08 pm
STX
-
IAD
1 stop9h 26m
Delta
Deal found 7/15$468
This Delta deal was found by Cheapflights users on 7/18. 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 12/256:00 am
IAD
-
STX
1 stop7h 25m
Delta
Mon 12/283:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$637
This Delta deal was found by Cheapflights users on 7/18. 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 12/256:00 am
IAD
-
STX
1 stop7h 25m
Delta
Tue 12/293:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$647
This Delta deal was found by Cheapflights users on 7/18. 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.
Tue 12/226:00 am
IAD
-
STX
1 stop7h 25m
Delta
Mon 12/283:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$688
This Delta deal was found by Cheapflights users on 7/18. 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 12/256:00 am
IAD
-
STX
1 stop7h 25m
Delta
Thu 12/313:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$692
This Delta deal was found by Cheapflights users on 7/18. 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.
Tue 12/226:00 am
IAD
-
STX
1 stop7h 25m
Delta
Tue 12/293:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$698
This United Airlines deal was found by Cheapflights users on 7/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:10 am
IAD
-
STX
1 stop7h 10m
United Airlines
Sat 11/143:25 pm
STX
-
IAD
1 stop8h 32m
United Airlines
Deal found 7/16$706
This United deal was found by Cheapflights users on 7/15. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:56 am
IAD
-
STX
1 stop7h 14m
Multiple Airlines
Tue 11/109:59 am
STX
-
IAD
1 stop7h 31m
Multiple Airlines
Deal found 7/15$714
This Delta deal was found by Cheapflights users on 7/18. 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 12/256:00 am
IAD
-
STX
1 stop7h 25m
Delta
Sun 12/273:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$727
This Delta deal was found by Cheapflights users on 7/18. 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 12/256:00 am
IAD
-
STX
1 stop7h 25m
Delta
Wed 12/303:25 pm
STX
-
IAD
1 stop9h 55m
Delta
Deal found 7/18$731
This United deal was found by Cheapflights users on 7/17. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:00 am
IAD
-
STX
1 stop23h 40m
Multiple Airlines
Thu 9/174:55 pm
STX
-
IAD
1 stop27h 52m
Multiple Airlines
Deal found 7/17$739

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 July 20, 2026.

Round-trip from

$468
(Delta)

One-way from

$347
(Kiwi.com)
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 July 20, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Mon 9/21

9:00 am-4:15 pm

1 stop7h 15m

Christiansted Henry Rohlsen

Mon 10/5

4:55 pm-8:47 pm

1 stop27h 52m

$758

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Sat 10/10

9:00 am-8:40 am

1 stop23h 40m

Christiansted Henry Rohlsen

Sat 10/17

9:10 am-8:47 pm

1 stop11h 37m

$781

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Sat 8/15

9:00 am-11:34 am

1 stop26h 34m

Christiansted Henry Rohlsen

Mon 8/17

4:55 pm-8:47 pm

1 stop27h 52m

$896
Quickest round-trip

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Tue 8/4

8:15 am-8:10 pm

1 stop11h 55m

Christiansted Henry Rohlsen

Tue 8/11

9:10 am-8:47 pm

1 stop11h 37m

$953

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Fri 8/7

6:30 am-8:10 pm

2 stops13h 40m

Christiansted Henry Rohlsen

Mon 8/17

4:55 pm-8:47 pm

1 stop27h 52m

$1,008

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Sat 9/12

6:15 am-5:10 pm

2 stops10h 55m

Christiansted Henry Rohlsen

Wed 10/14

3:14 pm-7:19 am

2 stops16h 05m

$1,406

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Thu 7/30

6:30 am-5:10 pm

2 stops10h 40m

Christiansted Henry Rohlsen

Tue 8/4

4:55 pm-7:22 am

2 stops14h 27m

$1,471
Cheapest one-way

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Sat 8/15

6:49 am-12:30 pm

3 stops29h 41m

$359

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Wed 9/16

6:15 am-7:38 pm

2 stops13h 23m

$377

Washington, D.C.Christiansted

IAD - STX

IADSTX

Washington, D.C. Dulles Intl

Mon 8/31

9:00 am-8:20 am

1 stop23h 20m

$383

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Showing 1-10 of 15 resultsSorted by cheapest first
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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.

  • 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.

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Alternative routes for Dulles Intl to Saint Croix

See prices for flight routes from nearby airports that may be better suited for you.
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