Cheapest return flights from Chicago to San Juan in January from 127€

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

Return flights

20 Jan - 24 Jan Spirit Airlines
20 Jan - 22 Jan Spirit Airlines
20 Jan - 29 Jan Spirit Airlines
20 Jan - 28 Jan Spirit Airlines
12 Jan - 15 Jan Frontier Airlines
20 Jan - 29 Jan Spirit Airlines direct
20 Jan - 28 Jan Spirit Airlines direct
20 Jan - 22 Jan Spirit Airlines direct
20 Jan - 23 Jan Spirit Airlines direct
20 Jan - 06 Feb Spirit Airlines direct
20 Jan - 04 Feb Spirit Airlines direct
20 Jan - 05 Feb Spirit Airlines direct
20 Jan - 03 Feb Spirit Airlines direct
07 Jan - 15 Jan Frontier Airlines
20 Jan - 07 Feb Spirit Airlines
27 Jan - 10 Feb jetBlue
30 Jan - 10 Feb Frontier Airlines
30 Jan - 07 Feb Frontier Airlines
31 Jan - 05 Feb Frontier Airlines
30 Jan - 04 Feb Frontier Airlines

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

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