Cheapest one-way flights from Chicago to San Juan in March from 61€

Best time to book flights for Chicago (ORD) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (ORD) to San Juan (SJU) in March 2025 (see full year).

One-Way flights

04 Mar Frontier Airlines
04 Mar Spirit Airlines direct
03 Mar Spirit Airlines direct
18 Mar Spirit Airlines
26 Mar Frontier Airlines
09 Mar United direct
26 Mar United direct
12 Mar Spirit Airlines direct
24 Mar Southwest Airlines
07 Mar Southwest Airlines

Also check the deals for return 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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