CA $411 Cheap Delta fights from Washington (IAD) to St. Thomas (STT)

View CA $411 flight on Thu, Apr. 23, 2026Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at CA $411 for one-way flights and CA $975 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $975 Roundtrip, found 1 day ago
CA $975
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $975 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,058 Roundtrip, found 1 day ago
CA $1,058
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,058 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,108 Roundtrip, found 1 day ago
CA $1,108
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,108 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,109 Roundtrip, found 1 day ago
CA $1,109
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,109 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,164 Roundtrip, found 1 day ago
CA $1,164
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,164 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,220 Roundtrip, found 1 day ago
CA $1,220
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,220 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $1,282 Roundtrip, found 1 day ago
CA $1,282
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $1,282 found 1 day ago
Delta
Thu, Apr. 23 - Mon, Apr. 27
IAD
Washington
STT
St. Thomas
CA $10,106 Roundtrip, found 1 day ago
CA $10,106
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Apr. 23 from Washington to St. Thomas, returning Mon, Apr. 27, priced at CA $10,106 found 1 day 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.