AirHint found the following cheapest return flights from Newark (EWR) to St. Thomas (STT) in March 2026 (see full year).

Return flights

02 Mar - 11 Mar	United
18 Mar - 25 Mar	United
05 Mar - 09 Mar	United
11 Mar - 19 Mar	United	direct
08 Mar - 11 Mar	United
06 Mar - 10 Mar	United
04 Mar - 10 Mar	Spirit Airlines
07 Mar - 10 Mar	Spirit Airlines
07 Mar - 11 Mar	Spirit Airlines
04 Mar - 08 Mar	United
26 Mar - 15 Apr	Spirit Airlines
26 Mar - 01 Apr	Spirit Airlines
26 Mar - 06 Apr	Spirit Airlines

Also check the deals for one-way flights from Newark to St. Thomas in March.

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 Newark to St. Thomas in March from 182€

Return flights