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

Return flights

31 Dec - 31 Jan	Avianca	direct
31 Dec - 07 Jan	Avianca	direct
29 Dec - 06 Jan	Avianca	direct
28 Dec - 09 Jan	Volaris Costa Rica	direct
27 Dec - 30 Dec	Copa	direct
27 Dec - 31 Dec	Copa	direct
28 Dec - 30 Dec	Avianca	direct
29 Dec - 05 Jan	Avianca	direct
27 Dec - 06 Jan	Avianca	direct
30 Dec - 06 Jan	Volaris Costa Rica	direct
27 Dec - 01 Jan	Copa	direct
27 Dec - 29 Dec	Copa	direct
30 Dec - 11 Jan	Copa
30 Dec - 31 Dec	Volaris Costa Rica	direct
27 Dec - 03 Jan	Copa	direct

Also check the deals for one-way flights from Guatemala City to San Jose 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 Guatemala City to San Jose in December from 190€

Return flights