Cheapest return flights from Chicago to San Juan in December from 220€

AirHint found the following cheapest return flights from Chicago (ORD) to San Juan (SJU) in December 2025 (see full year).

Return flights

06 Dec - 10 Dec Spirit Airlines direct
06 Dec - 09 Dec Spirit Airlines direct
03 Dec - 10 Dec Spirit Airlines direct
03 Dec - 06 Dec Spirit Airlines direct
03 Dec - 09 Dec Spirit Airlines direct
09 Dec - 10 Dec Spirit Airlines direct
06 Dec - 06 Dec Spirit Airlines
05 Dec - 08 Dec Frontier Airlines
04 Dec - 09 Dec Frontier Airlines
06 Dec - 18 Dec Spirit Airlines direct
30 Dec - 18 Jan Spirit Airlines
30 Dec - 13 Jan United
30 Dec - 19 Jan Spirit Airlines direct
30 Dec - 18 Jan Spirit Airlines direct
30 Dec - 13 Jan Spirit Airlines direct
31 Dec - 18 Jan Spirit Airlines
30 Dec - 10 Jan Spirit Airlines
31 Dec - 19 Jan Spirit Airlines direct
31 Dec - 18 Jan Spirit Airlines direct
31 Dec - 13 Jan Spirit Airlines direct

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

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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