Cheapest return flights from Newark to St. Thomas in September from 223€

AirHint found the following cheapest return flights from Newark (EWR) to St. Thomas (STT) in September 2025 (see full year).

Return flights

05 Sep - 12 Sep Spirit Airlines
02 Sep - 12 Sep Spirit Airlines
10 Sep - 12 Sep Spirit Airlines
05 Sep - 18 Sep Spirit Airlines
05 Sep - 06 Sep Spirit Airlines
05 Sep - 20 Sep Spirit Airlines
02 Sep - 18 Sep Spirit Airlines
02 Sep - 06 Sep Spirit Airlines
02 Sep - 20 Sep Spirit Airlines
10 Sep - 18 Sep Spirit Airlines
20 Sep - 08 Oct Spirit Airlines
18 Sep - 08 Oct Spirit Airlines

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

Skyscanner

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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