CA $500 Cheap United fights from Washington (IAD) to St. Thomas (STT)

View CA $500 flight on Thu, Apr. 23, 2026Opens in a new window

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United flights from Washington to St. Thomas (IAD→STT)

Prices were available within the past 7 days and start at CA $500 for one-way flights and CA $1,042 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,042 Roundtrip, found 6 days ago
CA $1,042
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,042 found 6 days ago
United
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,054 Roundtrip, found 6 days ago
CA $1,054
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,054 found 6 days ago
United
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,095 Roundtrip, found 6 days ago
CA $1,095
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,095 found 6 days ago
United
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,101 Roundtrip, found 6 days ago
CA $1,101
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,101 found 6 days ago
United
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,179 Roundtrip, found 6 days ago
CA $1,179
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,179 found 6 days ago
United
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,182 Roundtrip, found 6 days ago
CA $1,182
Roundtrip
found 6 days ago
Select United flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,182 found 6 days ago
Flight from Washington to St. Thomas (IAD - STT) route information
Origin airport
Washington Dulles Intl.
Destination airport
Cyril E. King
Distance
2574 km
Average flight time
3 hours 2 mins
*Available to Expedia members.