Cheapest return flights from Atlanta to San Jose in December from $324

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

Return flights

05 Dec - 07 Dec Spirit Airlines
08 Dec - 15 Dec Spirit Airlines
08 Dec - 17 Dec Spirit Airlines
05 Dec - 17 Dec Spirit Airlines
01 Dec - 31 Dec Frontier Airlines direct
08 Dec - 08 Dec Spirit Airlines
08 Dec - 12 Dec Spirit Airlines
05 Dec - 08 Dec Spirit Airlines
05 Dec - 15 Dec Spirit Airlines
05 Dec - 12 Dec Spirit Airlines
28 Dec - 13 Jan Spirit Airlines
28 Dec - 11 Jan Spirit Airlines
26 Dec - 13 Jan Spirit Airlines
22 Dec - 04 Jan Frontier Airlines
26 Dec - 11 Jan Spirit Airlines
22 Dec - 11 Jan Spirit Airlines
15 Dec - 04 Jan Spirit Airlines
14 Dec - 04 Jan Spirit Airlines
26 Dec - 04 Jan Spirit Airlines
22 Dec - 04 Jan Delta direct

Also check the deals for one-way flights from Atlanta to San Jose in December.

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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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