Cheapest return flights from Chicago to St. Thomas in April from $205

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

Return flights

01 Apr - 15 Apr Spirit Airlines
09 Apr - 13 Apr Spirit Airlines
12 Apr - 15 Apr Spirit Airlines
09 Apr - 15 Apr Spirit Airlines
28 Apr - 02 May Spirit Airlines
12 Apr - 02 May Spirit Airlines
18 Apr - 02 May Spirit Airlines
01 Apr - 20 Apr Spirit Airlines
01 Apr - 13 Apr Spirit Airlines
28 Apr - 16 May Spirit Airlines
17 Apr - 02 May Spirit Airlines
12 Apr - 20 Apr Spirit Airlines
17 Apr - 20 Apr Frontier Airlines
23 Apr - 27 Apr Spirit Airlines
09 Apr - 20 Apr Spirit Airlines
23 Apr - 02 May Spirit Airlines
28 Apr - 15 May Spirit Airlines
18 Apr - 09 May Spirit Airlines
23 Apr - 09 May Spirit Airlines

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

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