Cheapest return flights from Chicago to San Juan in March from $349

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

Return flights

01 Mar - 07 Mar Spirit Airlines
06 Mar - 09 Mar jetBlue
19 Mar - 25 Mar jetBlue
04 Mar - 08 Mar Southwest Airlines
11 Mar - 15 Mar jetBlue
30 Mar - 06 Apr jetBlue
04 Mar - 09 Mar American Airlines direct
01 Mar - 07 Mar American Airlines direct
06 Mar - 09 Mar American Airlines direct
15 Mar - 20 Mar Southwest Airlines
16 Mar - 20 Mar Southwest Airlines
31 Mar - 04 Apr jetBlue
28 Mar - 04 Apr jetBlue
30 Mar - 06 Apr United direct

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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