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

Return flights

07 Oct - 14 Oct	Volaris Costa Rica	direct
03 Oct - 05 Oct	Volaris Costa Rica	direct
02 Oct - 08 Oct	Volaris Costa Rica	direct
25 Oct - 01 Nov	Avianca	direct
15 Oct - 18 Oct	Volaris Costa Rica
02 Oct - 05 Oct	Avianca	direct
01 Oct - 01 Oct	Copa	direct
12 Oct - 16 Oct	Copa	direct
16 Oct - 28 Oct	Copa	direct
15 Oct - 18 Oct	Copa	direct
03 Oct - 23 Oct	Avianca	direct
31 Oct - 02 Nov	Copa	direct
30 Oct - 02 Nov	Copa	direct
30 Oct - 03 Nov	Copa
26 Oct - 03 Nov	Copa
26 Oct - 03 Nov	Avianca	direct

Also check the deals for one-way flights from Guatemala City to San Jose in October.

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 October from $171

Return flights