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

Return flights

12 Dec - 20 Dec	Southwest Airlines
16 Dec - 21 Dec	Delta
23 Dec - 25 Dec	Spirit Airlines
20 Dec - 25 Dec	Frontier Airlines
29 Dec - 11 Jan	Spirit Airlines
23 Dec - 28 Dec	Frontier Airlines
20 Dec - 27 Dec	Frontier Airlines
29 Dec - 02 Jan	Frontier Airlines
27 Dec - 02 Jan	Frontier Airlines
20 Dec - 02 Jan	Frontier Airlines
23 Dec - 11 Jan	Spirit Airlines
19 Dec - 29 Dec	Allegiant Air
19 Dec - 25 Dec	Spirit Airlines
19 Dec - 28 Dec	Spirit Airlines
23 Dec - 27 Dec	Spirit Airlines
19 Dec - 02 Jan	Spirit Airlines

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

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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Cheapest return flights from Columbus to San Juan in December from 382€

Return flights