Cheapest return flights from Atlanta to San Juan in December from 192€

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

Return flights

03 Dec - 06 Dec Frontier Airlines direct
06 Dec - 08 Dec Spirit Airlines
03 Dec - 10 Dec Frontier Airlines direct
06 Dec - 10 Dec Spirit Airlines
03 Dec - 08 Dec Spirit Airlines
06 Dec - 15 Dec Spirit Airlines
02 Dec - 08 Dec Spirit Airlines
05 Dec - 08 Dec Spirit Airlines
03 Dec - 05 Dec Spirit Airlines
02 Dec - 10 Dec Spirit Airlines
15 Dec - 10 Jan Delta direct
30 Dec - 15 Jan Spirit Airlines direct
28 Dec - 10 Jan Delta direct
30 Dec - 16 Jan Spirit Airlines
30 Dec - 13 Jan Spirit Airlines direct
15 Dec - 08 Jan Southwest Airlines
28 Dec - 15 Jan Spirit Airlines direct
30 Dec - 19 Jan Spirit Airlines
30 Dec - 10 Jan Spirit Airlines direct
28 Dec - 16 Jan Spirit Airlines

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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