This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $345 fare is the cheapest current round-trip from Guadalajara (GDL) to SJC on Y4 flight Y41820, departing 2026-06-01 at 07:45 with return on 2026-06-08.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.