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 13 days ago
Fair Availability
39% of dates checked are available within 10% of the lowest price

Sunday, July 26th, 2026

Outbound Flights

4h 5m·Nonstop
$149 USD
United Airlines
IADJul 26 08:15
→
STTJul 26 12:20
UA 1443Boeing 737MAX 8 Passenger
31h 3m·1 stop
$435 USD
United Airlines
IADJul 26 08:40
→
IAHJul 26 10:58
UA 1524Boeing 737
22h 54m layover·Overnight
United Airlines
IAHJul 27 09:52
→
STTJul 27 15:43
UA 1908Boeing 737MAX 8 Passenger
17h 15m·2 stops
$503 USD
United Airlines
IADJul 26 22:28
→
ATLJul 27 00:30
UA 1635Boeing 737MAX 8 Passenger
6h 35m layover
United Airlines
ATLJul 27 07:05
→
IAHJul 27 08:15
UA 532Boeing 737
1h 37m layover
United Airlines
IAHJul 27 09:52
→
STTJul 27 15:43
UA 1908Boeing 737MAX 8 Passenger
17h 23m·1 stop
$520 USD
United Airlines
IADJul 26 22:20
→
IAHJul 27 00:45
UA 1986Boeing 737
9h 7m layover
United Airlines
IAHJul 27 09:52
→
STTJul 27 15:43
UA 1908Boeing 737MAX 8 Passenger
18h 53m·2 stops
$720 USD
United Airlines
IADJul 26 22:27
→
EWRJul 26 23:57
UA 1997Boeing 737MAX 8 Passenger
9h 49m layover·Overnight
United Airlines
EWRJul 27 09:46
→
SJUJul 27 13:45
UA 1556Boeing 737MAX 9 Passenger
3h layover
Cape Air
SJUJul 27 16:45
→
STTJul 27 17:20
9K 8071Cessna (Light)
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