Delta Cheap Flights from Washington to St. Thomas: DL IAD→STT

View HK$6,572 flight on Tue, 4 Nov 2025Opens in a new window
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Prices were available within the past 7 days and start at HK$6,572 for one-way flights and HK$9,423 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$9,423 Return, found 2 days ago
HK$9,423
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$9,423 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$9,773 Return, found 2 days ago
HK$9,773
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$9,773 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$9,943 Return, found 2 days ago
HK$9,943
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$9,943 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$10,353 Return, found 2 days ago
HK$10,353
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$10,353 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$10,703 Return, found 2 days ago
HK$10,703
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$10,703 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$10,873 Return, found 2 days ago
HK$10,873
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$10,873 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$10,948 Return, found 2 days ago
HK$10,948
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$10,948 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$11,338 Return, found 2 days ago
HK$11,338
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$11,338 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$11,743 Return, found 2 days ago
HK$11,743
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$11,743 found 2 days ago
Delta
Tue, 4 Nov - Tue, 11 Nov
IAD
Washington
STT
St. Thomas
HK$11,878 Return, found 2 days ago
HK$11,878
Return
found 2 days ago
Select Delta flight, departing Tue, 4 Nov from Washington to St. Thomas, returning Tue, 11 Nov, priced at HK$11,878 found 2 days ago
Washington to St. Thomas route information
Origin airport
Washington Dulles Intl.
Destination airport
Cyril E. King
Distance
2574 km

Frequently asked questions

How much is a Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport (STT)?
Apply the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines return flights from HK$9,423 from IAD to STT. Affordable one-way tickets from HK$6,572 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to STT with Delta Air Lines?
Look for one-way or round-trip flights to St. Thomas in September or October. You could find cheaper fares with Delta Air Lines during these off-season months.
Does Delta Air Lines fly nonstop from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport (STT)?
Simply enter your dates, hit search and check the "Nonstop" filter on Expedia to browse any direct flights from IAD to STT with Delta Air Lines or another airline.
What airports does Delta Air Lines fly into in St. Thomas?
Delta Air Lines flights from Washington Dulles Intl. Airport (IAD) to St. Thomas land at Cyril E. King Airport (STT). This is the main gateway here.
Can I change or cancel my Delta Air Lines flight from Washington Dulles Intl. Airport (IAD) to Cyril E. King Airport (STT)?
Changes are usually free within 24 hours of making your booking, but your airline may charge a fee after that time. For more details about altering your flights, head to your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to make changes without additional costs, check the "Changes included" or "No cancel fee" filter when organising your trip.
*Available to Expedia members.