Cheapest return flights from Atlanta to San Juan in December from $190

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

Return flights

06 Dec - 17 Dec Spirit Airlines
08 Dec - 17 Dec Spirit Airlines
06 Dec - 18 Dec Spirit Airlines
04 Dec - 17 Dec Spirit Airlines
10 Dec - 17 Dec Spirit Airlines
03 Dec - 17 Dec Spirit Airlines
03 Dec - 08 Dec Spirit Airlines
03 Dec - 09 Dec Frontier Airlines
06 Dec - 13 Dec Frontier Airlines direct
03 Dec - 09 Dec Frontier Airlines direct
31 Dec - 13 Jan Spirit Airlines direct
13 Dec - 10 Jan Frontier Airlines
30 Dec - 13 Jan Spirit Airlines direct
31 Dec - 17 Jan Spirit Airlines direct
31 Dec - 14 Jan Spirit Airlines
30 Dec - 17 Jan Spirit Airlines direct
31 Dec - 18 Jan Spirit Airlines direct
31 Dec - 10 Jan Spirit Airlines direct
30 Dec - 14 Jan Spirit Airlines
28 Dec - 13 Jan Spirit Airlines direct

Also check the deals for one-way flights from Atlanta 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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