Cheapest return flights from St. Thomas to San Juan in January from 202€

AirHint found the following cheapest return flights from St. Thomas (STT) to San Juan (SJU) in January 2026 (see full year).

Return flights

24 Jan - 29 Jan jetBlue direct
19 Jan - 29 Jan Spirit Airlines
19 Jan - 30 Jan Spirit Airlines
19 Jan - 31 Jan Spirit Airlines
24 Jan - 30 Jan Spirit Airlines
24 Jan - 31 Jan Spirit Airlines
19 Jan - 04 Feb Spirit Airlines
19 Jan - 06 Feb Spirit Airlines
19 Jan - 09 Feb Spirit Airlines
19 Jan - 05 Feb Spirit Airlines
24 Jan - 04 Feb Spirit Airlines
24 Jan - 06 Feb Spirit Airlines
24 Jan - 09 Feb Spirit Airlines
24 Jan - 11 Feb Spirit Airlines
24 Jan - 05 Feb Spirit Airlines
30 Jan - 04 Feb Spirit Airlines
05 Jan - 08 Jan Cape Air direct
05 Jan - 09 Jan Cape Air direct
11 Jan - 16 Jan Spirit Airlines
11 Jan - 29 Jan Spirit Airlines

Also check the deals for one-way flights from St. Thomas to San Juan in January.

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