Cheapest return flights from Chicago to San Juan in March from $124

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

Return flights

04 Mar - 10 Mar Spirit Airlines
03 Mar - 10 Mar Spirit Airlines
02 Mar - 10 Mar Spirit Airlines
10 Mar - 10 Mar Spirit Airlines
03 Mar - 04 Mar Spirit Airlines
02 Mar - 04 Mar Spirit Airlines
03 Mar - 11 Mar Spirit Airlines
04 Mar - 11 Mar Spirit Airlines
04 Mar - 09 Mar Spirit Airlines
02 Mar - 07 Mar Spirit Airlines
31 Mar - 14 Apr Spirit Airlines
24 Mar - 14 Apr Spirit Airlines
30 Mar - 14 Apr Spirit Airlines
25 Mar - 14 Apr Spirit Airlines
17 Mar - 01 Apr Spirit Airlines
16 Mar - 01 Apr Spirit Airlines
18 Mar - 08 Apr Spirit Airlines
18 Mar - 01 Apr Spirit Airlines
24 Mar - 08 Apr Spirit Airlines
31 Mar - 08 Apr Spirit Airlines

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

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