AirHint found the following cheapest return flights from Guadalajara (GDL) to San Jose (SJO) in January 2026 (see full year).

Return flights

21 Jan - 25 Jan	Copa
30 Jan - 09 Feb	Copa
28 Jan - 04 Feb	Copa
28 Jan - 01 Feb	Copa
30 Jan - 02 Feb	Copa
15 Jan - 21 Jan	Copa
30 Jan - 06 Feb	Copa
19 Jan - 26 Jan	Aeromexico
25 Jan - 02 Feb	Volaris
31 Jan - 06 Feb	Aeromexico
31 Jan - 05 Feb	Viva
31 Jan - 02 Feb	Copa

Also check the deals for one-way flights from Guadalajara to San Jose in January.

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Cheapest return flights from Guadalajara to San Jose in January from 265€

Return flights