Washington (IAD) to Saint Thomas (STT) flight deal in economy from $149

United AirlinesUAUnited Airlines
One Way•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
U.S. Virgin IslandsSTT

Cyril E. King Airport

Saint Thomas, U.S. Virgin Islands
$343 USD
-57%$149 USD
Verified 14 days ago
Fair Availability
39% of dates checked are available within 10% of the lowest price

Monday, August 17th, 2026

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