AirHint found the following cheapest return flights from Washington (DCA) to St. Thomas (STT) in February 2026 (see full year).

Return flights

18 Feb - 25 Feb	United
01 Feb - 09 Feb	United
02 Feb - 09 Feb	United
20 Feb - 25 Feb	United
18 Feb - 11 Mar	United
25 Feb - 25 Mar	United
19 Feb - 23 Feb	Delta
18 Feb - 06 Mar	United
05 Feb - 09 Feb	United
06 Feb - 09 Feb	United
05 Feb - 10 Feb	United
04 Feb - 09 Feb	Delta
06 Feb - 15 Feb	Delta
11 Feb - 04 Mar	United
10 Feb - 03 Mar	WestJet
10 Feb - 02 Mar	WestJet
15 Feb - 01 Mar	WestJet
17 Feb - 10 Mar	United
24 Feb - 19 Mar	WestJet
11 Feb - 01 Mar	Aeromexico

Also check the deals for one-way flights from Washington to St. Thomas in February.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Washington to St. Thomas in February from 169€

Return flights