Cheapest return flights from Chicago to St. Thomas in March from $136

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

Return flights

04 Mar - 10 Mar Spirit Airlines
07 Mar - 11 Mar Spirit Airlines
09 Mar - 13 Mar Spirit Airlines
01 Mar - 09 Mar Spirit Airlines
04 Mar - 11 Mar Spirit Airlines
04 Mar - 07 Mar Spirit Airlines
04 Mar - 13 Mar Spirit Airlines
04 Mar - 09 Mar Spirit Airlines
02 Mar - 11 Mar Spirit Airlines
02 Mar - 07 Mar Spirit Airlines
26 Mar - 15 Apr Spirit Airlines
26 Mar - 13 Apr Spirit Airlines
26 Mar - 07 Apr Spirit Airlines
28 Mar - 15 Apr Spirit Airlines
28 Mar - 13 Apr Spirit Airlines
22 Mar - 07 Apr Spirit Airlines
28 Mar - 07 Apr Spirit Airlines
27 Mar - 15 Apr Spirit Airlines
20 Mar - 07 Apr Spirit Airlines
27 Mar - 13 Apr Spirit Airlines

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

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